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ERT310 - Router B&B Electronics - Free user manual and instructions

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Product Type Industrial Cellular Router (SPECTRE Series)
Dimensions (H x W x D) 42 x 76 x 113 mm
Weight 280 g
Power Supply 10-30 V DC, Class 2 power supply only
Power Consumption Receive: 2.3 W; Transmit: up to 5.5 W
Ethernet Port 1x RJ45, 10/100 Mbit/s
USB Port USB 2.0 Type A Host
Auxiliary Ports 2x RJ45, configurable as RS-232, RS-485/422, Ethernet, or I/O (model dependent)
I/O Port 3-pin: 1 binary input, 1 binary output, 1 ground
SIM Card Slots Dual SIM (SIM1 and SIM2)
Antenna Connectors Main (ANT) and Diversity (DIV): SMA; Wi-Fi (AUX): RP-SMA
Wireless Standards LTE, HSPA+, UMTS, GPRS, Wi-Fi 802.11 b/g/n (on -W models)
VPN Support IPsec, OpenVPN, L2TP
Configuration Interface Web browser, Telnet
Operating Temperature -30 °C to +60 °C
Storage Temperature -40 °C to +85 °C
Protection Rating IP20 (free), IP56 (in switchboard)
Compliance FCC Part 15, Industry Canada, Class I Div 2, EN 60950, EN 301 511, EN 301 908
Safety Class I, Division 2 hazardous locations; use only in suitable enclosure
Maintenance Do not use harsh chemicals; handle SIM card carefully

Frequently Asked Questions - ERT310 B&B Electronics

Why is the DAT LED off and PPP connection not establishing?
Check signal strength. If weak, use a better antenna. Ensure APN, username, password, and PIN are correct. Verify SIM card is activated and not PIN-locked. Enable system log to identify errors.
How do I reset the router to factory defaults?
Press and hold the RST button on the front panel using a narrow screwdriver after the green LED blinks. This restores factory settings and reboots the router.
What should I do if the Ethernet connection fails after a reset?
Ensure an antenna is connected. The router may not function without an antenna. Keep the antenna away from the power supply to avoid interference.
Can I use the router without a SIM card?
No, a SIM card is required for cellular networks (UMTS/LTE). The router will not operate without an activated SIM card with an unblocked PIN.
How do I access the web interface for configuration?
Connect to the router via Ethernet at default IP 192.168.1.1. Username: root, Password: root. Use a web browser to access the interface.
What is the maximum load for the binary output?
The binary output (open collector) is rated at 100 mA and 30 V. Do not exceed these limits.
Does the router support active FTP?
No, the router only supports passive FTP mode. Active FTP is not supported.
How can I improve weak signal strength?
Use a higher gain or directional antenna. Ensure diversity antenna is connected. Mount antennas away from metal surfaces and cables (at least 6 cm clearance).
Can I use the router in hazardous locations?
Yes, the router is suitable for Class I, Division 2, Groups A, B, C, D hazardous locations. It must be installed in an appropriate enclosure. Do not disconnect under power.
How do I create a VPN tunnel?
Use the web interface to configure IPsec, OpenVPN, or L2TP. Refer to the configuration manual for detailed steps. Ensure proper settings for remote server and authentication.

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USER MANUAL ERT310 B&B Electronics

natural_image Blue B2B Electronics 3G device with ports, connectors, and labeled ports (no readable text beyond labels)

B&B Electronics ERT310 - 1

B&B ELECTRONICS

B

B&B ELECTRONICS

International Headquarters

B&B Electronics Mfg. Co. Inc.

707 Dayton Road

Ottawa, IL 61350 USA

Phone (815) 433-5100 -- General Fax (815) 433-5105

Website: www.bb-elec.com

European Headquarters

B&B Electronics Ltd.

Westlink Commercial Park

Oranmore, Co. Galway, Ireland

Phone +353 91-792444 -- Fax +353 91-792445

Website: www.bb-europe.com

Doc: 710-10001-01 Rev 4.0 – December 2013

©2013 B&B Electronics Mfg. Co. Inc. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photography, recording, or any information storage and retrieval system without written consent. Information in this manual is subject to change without notice, and does not represent a commitment on the part of B&B Electronics Mfg. Co. Inc.

B&B Electronics Mfg. Co. Inc. shall not be liable for incidental or consequential damages resulting from the furnishing, performance, or use of this manual.

All brand names used in this manual are the registered trademarks of their respective owners. The useof trademarks or other designations in this publication is for reference purposes only and does not constitute an endorsement by the trademark holder.

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following 2 conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

Contents

1.0 Symbols Used 6

2.0 Safety instructions 7

2.1 Compliance 7
2.2 Product disposal instructions 7

3.0 Router Description 8

3.1 Description 8
3.2 Examples of possible applications: 8
3.3 Contents of package 9
3.4 Model numbers 10
3.5 Dimensions 12

4.0 Mounting Recommendations 13

5.0 User Interfaces 16

5.1 Connectors 16
5.2 Status Indicators 18

5.3 Power Connector 20
5.4 Antenna Connector 21
5.5 SIM Card Reader 22
5.6 Ethernet Port 23

5.2.1 Auxiliary Port Status Indicators 19
5.7.1 RS-232 Ports 24
5.7.2 RS-485/422 Ports 26
5.7.3 I/O Port 31
5.7.3.1 Analog Inputs 31
5.7.3.2 Binary Input 31
5.7.3.3 Counter Input 31
5.7.3.4 Binary Output 31
5.7.3.5 Selecting the Binary Input Current 32
5.7.3.6 Input/Output Connector 33
5.8 USB Port 40
5.9 I/O Port 42

6.0 Resetting or Rebooting the Router 44

7.0 First Use 45

7.1 Starting the router 46
7.2 Configuring the router 46
7.3 Technical Parameters 47

8.0 Troubleshooting 49
8.1 FAQ 49
9.0 Customer Support 51

Figure List

Fig. 1: Contents of package....9

Fig. 2: Basic dimensions, metal box 12

Fig. 3: Space around antenna 13

Fig. 4: Cable routing....14

Fig. 5: Space in front connectors .... 15

Fig. 6: Front panel SPECTRE Cellular Router .... 16

Fig. 7: Front panel SPECTRE Cellular Router with Wi-Fi 17

Fig. 8: Power connector....20

Fig. 9: Connection of power supply connector 20

Fig. 10: Connection of power supply 20

Fig. 11: External antenna....21

Fig. 12: Connecting the antenna....21

Fig. 13: Ejected SIM card holder 22

Fig. 14: Ethernet connector 23

Fig. 15: Ethernet Cable Connection....23

Fig. 16: Example of router connection 24

Fig. 17: RS232 port connector.... 25

Fig. 18: Meter connection to router 25

Fig. 19: PC connection to router 26

Fig. 20: RS-232 equipment connection to router 26

Fig. 21: Jumper Position for external supply 27

Fig. 22: Jumper Position for RS-485....27

Fig. 23: Jumper Position for internal supply 27

Fig. 24: Jumper Position for RS-422....27

Fig. 25: RS485/422 connector....28

Fig. 26: Connection to the router with data cable length less than 10 m ..... 28

Fig. 27: Connection to the router with data cable length more than 10 m ..... 29

Fig. 28: Connection to the router with data cable length less than 10 m ..... 30

Fig. 29: Connection to the router with data cable length more than 10 m ..... 30

Fig. 30: CNT I/O board 32

Fig. 31: CNT connector .... 33

Fig. 32: Connection of the I/O Port circuitry 34

Fig. 33: USB connector 40

Fig. 34: Connecting a PLC to the router....41

Fig. 35: Connecting USB memory stick to the router 41

Fig. 36: I/O connection 42

Fig. 37: Connection I/O cable 42

Fig. 38: Connection of binary input and output of router 43

Fig. 39: Router reset 44

Fig. 40: Router connections 45

Table list

Table 1: Auxiliary port possibilities....10

Table 2: Model numbers ...... 10

Table 3: LTE Model numbers for Verizon....11

Table 4: LTE Model numbers for AT&T 11

Table 5: Front panel description....16

Table 6: Router status indication....18

Table 7: Ethernet LED status indication 19

Table 8: RS-232 LED status indication....19

Table 9: I/O Port LED status indication 19

Table 10: RS-485/422 LED status indication.... 19

Table 11: RS-485/422 LED status indication....19

Table 12: Connection of power connector....20

Table 13: Ethernet connector 23

Table 14: RS232 connector Pinout 25

Table 15: Connector Pinout in RS-485 Mode 28

Table 16: Connector Pinout in RS-422 Mode 29

Table 17: Input/Output Connector Pinout 33

Table 18: MODBUS Input/Output Address space 39

Table 19: Connection of USB connector....40

Table 20: I/O port Connection 42

Table 21: Ways to reset or restart the router....44

Table 22: General Specifications 47

Table 23: Cellular Module Specifications....48

Table 24: Processor Specifications....48

Table 25: I/O Port Specifications 48

Table 26: WiFi Specifications....48

B&B Electronics ERT310 - Table list - 1

1.0 Symbols Used

Danger – Information regarding user safety or potential damage to the router.

Attention – Problems that can arise in specific situations.

Information – Useful tips or information of special interest.

GPL license

Source codes under GPL license are available free of charge by sending an email to support@bb-elec.com.

Router version

The properties and settings associated with the cellular network connection are not available in non-cellular SPECTRE RT routers.

PPPoE configuration is only available on SPECTRE RT routers. It is used to set the PPPoE connection over Ethernet.

B&B Electronics ERT310 - Router version - 1

Declared quality system ISO 9001

B&B Electronics ERT310 - Declared quality system ISO 9001 - 1

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

B&B Electronics ERT310 - Declared quality system ISO 9001 - 2

2.0 Safety instructions

2.1 Compliance

Please observe the following instructions:

B&B Electronics ERT310 - Compliance - 1

THIS EQUIPMENT IS SUITABLE FOR USE IN CLASS I, DIVISION 2, GROUPS A, B, C, AND D HAZARDOUS LOCATIONS, OR NON-HAZARDOUS LOCATIONS ONLY.

WARNING – EXPLOSION HAZARD – DO NOT DISCONNECT EQUIPMENT UNLESS POWER HAS BEEN REMOVED OR THE AREA IS KNOWN TO BE NON-HAZARDOUS.

WARNING – EXPLOSION HAZARD – SUBSTITUTION OF ANY COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS I, DIVISION 2.

  • These devices are open-type devices that are to be installed in an enclosure suitable for the environment.
  • The router must be used in compliance with all applicable international and national laws and in compliance with any special restrictions regulating the use of the router in prescribed applications and environments.
  • To prevent possible injury and damage to appliances and to ensure compliance with all relevant provisions, use only the original accessories. Unauthorized modifications or the use of unapproved accessories may result in damage to the router and a breach of applicable regulations. Unauthorized modifications or use of unapproved accessories may void the warranty.
  • Caution! The SIM card could be swallowed by small children.
  • Input voltage must not exceed 30V DC max.
  • Do not expose the router to extreme ambient conditions. Protect the router against dust, moisture and high temperature.
  • The router should not be used in locations where flammable and explosive materials are present, including gas stations, chemical plants, or locations in which explosives are used.
  • Switch off the router when travelling by plane. Use of the router in a plane may endanger the operation of the plane or interfere with the mobile telephone network, and may be unlawful.
  • When using the router in the close proximity of personal medical devices, such as cardiac pacemakers or hearing aids, proceed with heightened caution.
  • The router may cause interference when in the close proximity of TV sets, radio receivers or personal computers.
  • It is recommended that you create a backup copy of all the important settings stored in the router's memory.

2.2 Product disposal instructions

The WEEE (Waste Electrical and Electronic Equipment: 2002/96/EC) directive has been introduced to ensure that electrical/electronic products are recycled using the best available recovery techniques to minimize the impact on the environment. This product contains high quality materials and components which can be recycled. At the end of its life, this product MUST NOT be mixed with other commercial waste for disposal. Check the terms and conditions of your supplier for disposal information.

3.0 Router Description

3.1 Description

The SPECTRE Cellular industrial router is used to wirelessly connect Ethernet equipment and other devices to the Internet or intranet. Thanks to the high data transfer speed of up to 100 Mbit/s download (LTE models) and 50 Mbit/s upload (LTE models), it is an ideal wireless solution for traffic and security camera systems, individual computers, LAN networks, automatic teller machines (ATM) and other self-service terminals.

The standard configuration includes one 10/100 Ethernet port, one USB Host port, one binary Input/output (I/O) port and dual SIM card holders. Network redundancy is provided by the second SIM card holder. It also contains 2 auxiliary ports for connecting to other types of networks such as RS-232, RS-485/422, Digital/Analog I/O, or they can be configured to provide additional switched Ethernet ports. The function of each port is dependent upon the specific router model.

Configuration of the router may be done via a password-protected Web interface. The router supports the creation of VPN tunnels using IPsec, OpenVPN and L2TP to ensure safe communication. The Web interface provides detailed statistics about the router's activities, signal strength, etc. The router supports DHCP, NAT, NAT-T, DynDNS, NTP, VRRP, control by SMS, and many other functions.

The router provides diagnostic functions which include automatically monitoring the PPP connection, automatic restart in case of connection losses, and a hardware watchdog that monitors the router status. The user may insert Linux scripts to control various router functions and create up to four different configurations for the same router. These configuration files can include different SMS functionality and binary input configurations. You may switch between different configurations whenever necessary. The router can automatically upgrade its configuration and firmware from your central server. This allows for mass reconfiguration of numerous routers at the same time. Additional software like SmartCluster VPN Server and R-SeeNet for router monitoring are also supported.

3.2 Examples of possible applications:

  • Mobile office
  • Fleet management
  • Security system
  • Telematics
  • Telemetrics
  • Remote monitoring
    • Vending and dispatcher machines

3.3 Contents of package

The basic router package includes:

  • Router
  • Power supply
    • Crossover UTP cable
  • External antennas
  • Clips for the DIN rail
  • Documentation CD
  • Quick Start Guide

B&B Electronics ERT310 - Contents of package - 1

text_image 8x8 ELECTRONICS SPECTRE 3G OUT OUT USE LABS SIM1 UAM DAT PWR ANT 2 1 OUT L H USB USB PORT2 PORT1 ETH PWR

B&B Electronics ERT310 - Contents of package - 2

text_image iB Spectre 3G Spectre ELECTRONICS DIN OUT IN SUB SIM2 SIM1 WIN DAT PWR AUX ANT 2 1 Out L H V0 USB PORT2 PORT1 ETH PWR

Spectre 3G with WiFi
Fig. 1: Contents of package

3.4 Model numbers

Standard Features on Spectre Routers: 10/100 Ethernet, USB Host Port, Binary I/O Port, Dual SIM Card slots

Auxiliary Port Functions (Model Dependent):

The ports can be connected as follows.
PORT 1RS232, RS485/422, ETHERNET, CNT, XC-SW (in combination with PORT 2)
PORT 2RS232, RS485/422, XC-SW (together with PORT 1)

Table 1: Auxiliary port possibilities

Spectre 3G Wireless RoutersAuxiliary Ports
Model No.Port 1Port 2
RT3G-300No connectNo connect
RT3G-302No connectRS-232
RT3G-304No connectRS-422/485
RT3G-311EthernetEthernet
RT3G-322RS-232RS-232
RT3G-324RS-232RS-422/485
RT3G-33012-bit I/O (AI, DI, DO)No connect
RT3G-300-WNo connectNo connect
RT3G-310-WEthernetNo connect
RT3G-320-WRS-232No connect
RT3G-330-W12-bit I/O (AI, DI, DO)No connect
RT3G-340-WRS-422/485No connect
“-W” Models Are Wi-Fi enabled

Table 2: Model numbers

Spectre LTE Wireless Routers (Verizon)Auxiliary Ports
Model No.Port 1Port 2
RTLTE1-300No connectNo connect
RTLTE1-302No connectRS-232
RTLTE1-304No connectRS-422/485
RTLTE1-311EthernetEthernet
RTLTE1-322RS-232RS-232
RTLTE1-324RS-232RS-422/485
RTLTE1-33012-bit I/O (AI, DI, DO)No connect
RTLTE1-300-WNo connectNo connect
RTLTE1-310-WEthernetNo connect
RTLTE1-320-WRS-232No connect
RTLTE1-330-W12-bit I/O (AI, DI, DO)No connect
RTLTE1-340-WRS-422/485No connect
“-W” Models Are Wi-Fi enabled

Table 3: LTE Model numbers for Verizon

Spectre LTE Wireless Routers (AT&T)Auxiliary Ports
Model No.Port 1Port 2
RTLTE2-300No connectNo connect
RTLTE2-302No connectRS-232
RTLTE2-304No connectRS-422/485
RTLTE2-311EthernetEthernet
RTLTE2-322RS-232RS-232
RTLTE2-324RS-232RS-422/485
RTLTE2-33012-bit I/O (AI, DI, DO)No connect
RTLTE2-300-WNo connectNo connect
RTLTE2-310-WEthernetNo connect
RTLTE2-320-WRS-232No connect
RTLTE2-330-W12-bit I/O (AI, DI, DO)No connect
RTLTE2-340-WRS-422/485No connect
“-W” Models Are Wi-Fi enabled

Table 4: LTE Model numbers for AT&T

3.5 Dimensions

Basic dimensions, metal box
B&B Electronics ERT310 - Dimensions - 1

text_image Space for data connectors and data cables 50 80.3 113.2 42 DIN rot 35 mm

Fig. 2: Basic dimensions, metal box

4.0 Mounting Recommendations

• The router may be placed on a work surface.
• Clips are included for mounting the router on a standard DIN rail.

The router may be installed in an industrial instrument panel.

For best performance, please consider the following guidelines:

  • When using the supplied whip antennas, maintain a distance of 6 cm from cables and metal surfaces on every side. When using an external antenna, unless in a switchboard, it is necessary to fit a lightning conductor.
  • When mounting a router on sheet steel we recommend using an external antenna.
  • If the router is installed in a metal instrument enclosure, an external antenna must be used and it must be mounted outside of the metal enclosure.

B&B Electronics ERT310 - Mounting Recommendations - 1

natural_image Technical line drawing of a mechanical assembly with two cylindrical components and circular cutouts, no text or symbols present.

Fig. 3: Space around antenna

B&B Electronics ERT310 - Mounting Recommendations - 2

We recommend binding the cables together to avoid coupling noise onto the cables.

  1. Length: The combination of power supply and data cables can be a maximum of 1.5 meters.
  2. If the length of the data cables exceeds 1.5 meters or if the cable leads towards the switch panel, we recommend installing overvoltage protectors (surge suppressors).
  3. Do not bundle the data cables with 120/230V power cables.
  4. All wiring to sensors should use shielded twisted pairs.

B&B Electronics ERT310 - Mounting Recommendations - 3

natural_image Technical line drawing of a mechanical or electrical component with two protruding rods and internal channels (no text or symbols)

Fig. 4: Cable routing

B&B Electronics ERT310 - Mounting Recommendations - 4

Leave enough space around the connectors for the handling of cables.

B&B Electronics ERT310 - Mounting Recommendations - 5

natural_image Isometric line drawing of a rectangular electronic device with ports and a 50mm dimension label (no text or symbols beyond measurement lines)

Fig. 5: Space in front connectors

We recommend using the switch panel's earth-bonding distribution frame for grounding the router's power supply, data cables and antenna.

5.0 User Interfaces

5.1 Connectors

FRONT PANEL
LabelConnectorDescription
PWR2-pinPower supply.
ETHRJ45Connection to the local computer network.
PORT 1RJ45RS-232/422/485, ETHERNET, or I/O
PORT 2RJ45RS-232/422/485 or ETHERNET
ANTSMAMain cellular antenna.
DIVSMADiversity cellular antenna.
AUXRP-SMAWi-Fi antenna.
USBUSB-A HostUSB connector.
I/O3-pinBinary input and output.
SIM1-SIM card holder.
SIM2-SIM card holder 2

Table 5: Front panel description

B&B Electronics ERT310 - Connectors - 1

text_image DIV RST OUT IN USR SIM2 SIM1 WAN DAT PWR 2 1 3 2 1 Out ⊥ In I/O USB PORT2 PORT1 ETH ANT 2 1 - + PWR 1 4

Fig. 6: Front panel SPECTRE Cellular Router

B&B Electronics ERT310 - Connectors - 2

text_image DIV RST OUT IN USR SIM2 SIM1 WAN DAT PWR 2 1 AUX ANT 3 2 1 Out ⊥ In I/O 1 4 USB PORT2 1 8 PORT1 1 8 ETH 2 1 - + PWR

Fig. 7: Front panel SPECTRE Cellular Router with Wi-Fi

5.2 Status Indicators

LabelColorStateDescription
PWRGreenBlinkingOnRouter is readyRouter is initializing.
WANRedBlinkingCommunication in progress
DATYellowFlashingPPP connection established
1 x flash per secondSignal strength is from -50 dBm to -69 dBm
2 x flash per secondSignal strength is from -70 dBm to -89 dBm or the difference between neighboring cells is exactly 3 dBm
3x flash per secondSignal strength is from -90 dBm to -113 dBm or the difference between neighboring cells is smaller than 3 dBm
USRYellowFunction selected by user
OUTGreenOnBinary output active
INGreenOnBinary input active
ETHGreenOnOffSelected 100 Mbit/sSelected 10 Mbit/s
ETHYellowOnBlinkingOffThe network cable is connectedData transmissionThe network cable is not connected
PORTGreenLED functions for different router configurations appear in the charts below.
PORTYellowLED functions for different router configurations appear in the charts below.
SIM1YellowOnSIM card 1 is active
SIM2YellowOnSIM card 2 is active

Table 6: Router status indication

Note: The State indication of the PPP LED is updated every 10 seconds.

5.2.1 Auxiliary Port Status Indicators

5.2.1.1 Ethernet Ports

LED port indicator
Green LEDOn...... selected 100 Mbit/sOff...... selected 10 Mbit/s
Yellow LEDOn...... the network cable is connectedBlinking...... data transmissionOff...... the network cable is not connected

Table 7: Ethernet LED status indication

5.2.1.2 RS-232 Ports

LED port indicator
Green LEDBlinks on Receive data
Yellow LEDBlinks on Transmit data

Table 8: RS-232 LED status indication

5.2.1.3 I/O Ports

LED port indicator
Green LEDIndicates binary input 0
Yellow LEDIndicates binary input 1

Table 9: I/O Port LED status indication

5.2.1.4 RS-485/422 Ports

LED port indicator
Green LEDBlinks on Receive data
Yellow LEDBlinks on Transmit data

Table 10: RS-485/422 LED status indication

5.2.1.4 WiFi

LED port indicator
Green LEDIndicates WiFi Power On
Yellow LEDAlways Off

Table 11: RS-485/422 LED status indication

5.3 Power Connector

2-PIN PANEL SOCKET

Pin numberSignal markDescription
1VCC (+)Positive input of DC supply voltage (+10 to +30 VDC)
2GND (-)Negative input of DC supply voltage

Table 12: Connection of power connector

B&B Electronics ERT310 - Power Connector - 1
Fig. 8: Power connector

The router requires a +10 V to +30 V DC supply. Protection against reversed polarity is built into the router.

The power consumption during receiving is 1W. The peak power consumption during data sending is 5.5W. For correct operation, the power source must be able to supply a peak current of 600mA.

The power cable connects to the router via locking screws. (See Fig. 21)

B&B Electronics ERT310 - Power Connector - 2

natural_image Technical line drawing showing a connector assembly with a cylindrical component inserted into a socket (no text or symbols present)

Fig. 9: Connection of power supply connector

Circuit example:

B&B Electronics ERT310 - Power Connector - 3

flowchart
graph LR
    A["DC"] --> B["Router"]
    B --> C["PIN 1 – VCC"]
    B --> D["PIN 2 – GND"]

Fig. 10: Connection of power supply

The positive VCC input is marked by a red socket on the power.

5.4 Antenna Connector

The two large cellular antennas are connected to the router using the standard SMA antenna connectors on the front panel. The main cellular antenna connection is labeled ANT. The router cannot operate without a main antenna. The receive diversity antenna connection is labeled DIV. This antenna improves the receive sensitivity of the router and should be used in areas with weak signal strength.

On SPECTRE Cellular routers with Wi-Fi, a third antenna is connected to the AUX antenna connector on the front panel.

B&B Electronics ERT310 - Antenna Connector - 1

The AUX connector on the Wi-Fi units is a reverse-polarity SMA connector and should only be used with the smaller Wi-Fi antenna. Do not attempt to connect the cellular antennas to this connector as it can damage the connector and the antennas.

Example of antenna:

B&B Electronics ERT310 - Antenna Connector - 2

natural_image Simple line drawing of a medical or laboratory instrument with a curved base and vertical rod (no text or symbols)

Fig. 11: External antenna

Connect the antenna's SMA connector to the router's SMA connector. (See figure below).

B&B Electronics ERT310 - Antenna Connector - 3

natural_image Diagram of a cable being inserted into a socket with a connector (no text or symbols)

Fig. 12: Connecting the antenna

The diversity antenna improves the wireless features of the router

5.5 SIM Card Reader

The SIM card reader supports 3 V and 1.8 V SIM cards. It is located on the front panel of the router. The router will not operate on UMTS networks unless an activated SIM card with an unblocked PIN is in the reader. The SIM cards may use different access point names (APN).

Changing the SIM card:

Press the small yellow button on the right hand side of the SIM reader slot to eject the SIM card holder. Insert the SIM card into the holder and slide it in the reader. (See Fig. 25)

B&B Electronics ERT310 - Changing the SIM card: - 1

natural_image Technical line drawing of a mechanical assembly with mounting holes and internal components (no text or symbols)

Fig. 13: Ejected SIM card holder

5.6 Ethernet Port

PANEL SOCKET RJ45

Pin numberSignal markDescriptionData flow direction
1TXD+Transmit Data – positive poleInput/Output
2TXD-Transmit Data – negative poleInput/Output
3RXD+Receive Data – positive poleInput/Output
4------
5------
6RXD-Receive Data – negative poleInput/Output
7------
8------

Table 13: Ethernet connector

B&B Electronics ERT310 - Ethernet Port - 1
Fig. 14: Ethernet connector

B&B Electronics ERT310 - Ethernet Port - 2

ATTENTION! The Ethernet port is not POE (Power over Ethernet) compatible!

Ethernet cable plugs into the RJ45 connector labeled as ETH. (See Fig 27)

B&B Electronics ERT310 - ATTENTION! The Ethernet port is not POE (Power over Ethernet) compatible! - 1

natural_image Isometric line drawing of a device with two connectors, one connected to a wall-mounted panel (no text or symbols)

Fig. 15: Ethernet Cable Connection

The Ethernet router connection:

B&B Electronics ERT310 - ATTENTION! The Ethernet port is not POE (Power over Ethernet) compatible! - 2

flowchart
graph TD
    A["Switch"] --> B["Monitor 1"]
    A --> C["Monitor 2"]
    A --> D["Monitor 3"]
    A --> E["Monitor 4"]
    B --> F["Router"]
    C --> F
    D --> F
    E --> F
    style F fill:#f9f,stroke:#333

Fig. 16: Example of router connection

5.7 Ethernet Port

Port 1

Port One may be configured for Ethernet, serial communications (RS-232/485/422), or (I/O - CNT) based on the router model number. Port Two may be configured for serial communications (RS-232/485/422), or (I/O - CNT). Either port can be fitted with internal switch XC-SW.

Port 2

Port 2 may be configured for serial communications (RS-232/485/422), or (I/O - CNT). Either port can be fitted with internal switch XC-SW.

5.7.1 RS-232 Ports

The RS-232 port is configured as a Data Communication Equipment (DCE). A KD2 adapter cable can be used to convert the RJ-45 connector to a standard DB9 serial connector.

B&B Electronics ERT310 - RS-232 Ports - 1
Fig. 17: RS232 port connector

Pin no.Signal markDescriptionDirection
1RTSRequest To SendInput
2CTSClear To SendOutput
3DTRData Terminal ReadyInput
4DSRData Set ReadyOutput
5GNDSignal ground
6RXDReceive DataOutput
7CDCarrier DetectOutput
8TXDTransmit DataInput

Table 14: RS232 connector Pinout

Example of connecting a meter to the router:

B&B Electronics ERT310 - RS-232 Ports - 2

flowchart
graph LR
    A["Meter"] --> B["Router"]
    A -->|Pin 1 - GND| B
    A -->|Pin 2 - RXD| B
    A -->|Pin 3 - TXD| B
    B -->|Pin 1 - RTS| B
    B -->|Pin 2 - CTS| B
    B -->|Pin 3 - DTR| B
    B -->|Pin 4 - DSR| B
    B -->|Pin 5 - GND| B
    B -->|Pin 6 - RXD| B
    B -->|Pin 7 - CD| B
    B -->|Pin 8 - TXD| B

Fig. 18: Meter connection to router

B&B Electronics ERT310 - RS-232 Ports - 3

Example of a PC connection to the router:

B&B Electronics ERT310 - RS-232 Ports - 4

flowchart
graph LR
    A["Cable KD-2"] --> B["Router"]
    B --> C["IO"]
    B --> D["USB"]
    B --> E["PORT2"]
    B --> F["PORT1"]
    B --> G["ETH"]
    B --> H["PWR"]

Fig. 19: PC connection to router

• Cable KD2 is connected to serial port PC (example COM1)

B&B Electronics ERT310 - RS-232 Ports - 5

Example of the RS232 equipment connection to router (possibility to use all RS232 ports):

B&B Electronics ERT310 - RS-232 Ports - 6

flowchart
graph LR
    A["Server"] -->|Cable KD-2| B["Router"]
    B --> C["IO"]
    B --> D["USB"]
    B --> E["PORT2"]
    B --> F["PORT1"]
    B --> G["ETH"]
    B --> H["PWR"]

Fig. 20: RS-232 equipment connection to router

5.7.2 RS-485/422 Ports

The RS-485/422 ports can be powered using the internal 3.3V supply or by connecting an external power supply to the port connector. External or internal power is selected by jumpers J2 and J3 on the RS-485 module daughter board. To use internal power, place jumpers J2 and J3 across pins 2 and 3. To select external power, jumpers J2 and J3 must be on pins 1 and 2.

Interface behavior of module Expansion port RS485/RS422 can be made by wiring Jumpers J4, J5 and J6 on the RS-485 module select the mode of the port – either RS-485 or RS-422 mode. If RS485 is required, jumpers J4 and J5 must be connected and jumper J6 disconnected. If RS422 is required, jumpers J4 and J5 must be disconnected and jumper J6 connected.

Jumper placement can be seen in the picture below (RS-485 module is viewed from the top).

B&B Electronics ERT310 - RS-485/422 Ports - 1

Internal power supply should only be used in the event that it is not possible to provide an external power supply.

B&B Electronics ERT310 - RS-485/422 Ports - 2

text_image R1 R2 D1 U1 R3 R4 R5 C3 J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 J17 J18 J19 J20 J21 J22 J23 J24 J25 J26 J27 J28 J29 J30 J31 J32 J33 J34 J35 J36 J37 J38 J39 J40 J41 J42 J43 J44 J45 J46 J47 J48 J49 J50 J51 J52 J53 J54 J55 J56 J57 J58 J59 J60 J61 J62 J63 J64 J65 J66 J67 J68 J69 J70 J71 J72 J73 J74 J75 J76 J77 J78 J79 J80

Fig. 21: Jumper Position for external supply

B&B Electronics ERT310 - RS-485/422 Ports - 3

text_image R1 R2 D1 U1 R4 R3 01 1 2 J3 3 Jumper J3 J Jumper J2 1 2 3 J2 1 2 J4 1 2 J5 1 2 J6 1 2 R6 C3

Fig. 23: Jumper Position for internal supply

B&B Electronics ERT310 - RS-485/422 Ports - 4

text_image Jumper J4 and J5

Fig. 22: Jumper Position for RS-485

B&B Electronics ERT310 - RS-485/422 Ports - 5

text_image Jumper J6

Fig. 24: Jumper Position for RS-422

Connector Pinout

B&B Electronics ERT310 - Connector Pinout - 1
Fig. 25: RS485/422 connector

RS-485 Mode

Pin numberSignal markDescriptionData flow direction
1GNDSignal and supply ground
2GNDSignal and supply ground
3TxRx-RS485 B (-)Input/Output
4TxRx+RS485 A (+)Input/Output
5TxRx-RS485 B (-)Input/Output
6TxRx+RS485 A (+)Input/Output
7+12 V EXTExternal power supply
8+12 V EXTExternal power supply

Table 15: Connector Pinout in RS-485 Mode

B&B Electronics ERT310 - Connector Pinout - 2

ATTENTION! The power supply is selected on the module board using the jumpers.

Note: In RS-485 mode, pins 3 and 5 and pins 4 and 6 are internally shorted together. If galvanic separation is required, the converter must use an external power supply.

B&B Electronics ERT310 - Connector Pinout - 3

flowchart
graph TD
    A["Equipment"] -->|SGND RS485 (-) RS485 (+)| B["Router"]
    C["Equipment"] -->|SGND RS485 (-) RS485 (+)| B
    B --> D["DC +"]
    D --> E["Ground"]
    style B fill:#f9f,stroke:#333
    style A fill:#ccf,stroke:#333
    style C fill:#ccf,stroke:#333
    style B fill:#fff,stroke:#333
    style D fill:#fff,stroke:#333
    style E fill:#fff,stroke:#333

Fig. 26: Connection to the router with data cable length less than 10 m

B&B Electronics ERT310 - Connector Pinout - 4

flowchart
graph TD
    A["Equipment"] -->|SGND RS485 (-) / RS485 (+)| B["1X 1Y 2X 0VPM-21"]
    C["Equipment"] -->|SGND RS485 (-) / RS485 (+)| B
    B --> D["Router"]
    E["DC"] --> D
    D --> F["Wire"]
    style A fill:#f9f,stroke:#333
    style C fill:#f9f,stroke:#333
    style B fill:#ccf,stroke:#333
    style D fill:#cff,stroke:#333
    style E fill:#cfc,stroke:#333

Fig. 27: Connection to the router with data cable length more than 10 m

B&B Electronics ERT310 - Connector Pinout - 5

With a RS-485 data cable more than 10m, it is necessary to use overvoltage protection on the router side!

RS-422 Mode

Pin numberSignal markDescriptionData flow direction
1SGNDSignal and power supply ground
2SGNDSignal and power supply ground
3RxD-Receive Data (-)Output
4RxD+Receive Data (+)Output
5TxD-Transmit Data (-)Input
6TxD+Transmit Data (+)Input
7+12V EXTExternal power supply
8+12V EXTExternal power supply

Table 16: Connector Pinout in RS-422 Mode

B&B Electronics ERT310 - Connector Pinout - 6

ATTENTION! The power supply is selected on the module board using the jumpers.

If galvanic separation is required, the converter must use an external power supply.

B&B Electronics ERT310 - Connector Pinout - 7

flowchart
graph TD
    A["Equipment"] -->|SGND, TxD (-), TxD (+), RxD (-), RxD (+)| B["Router"]
    B -->|Pin 1 - SGDN, Pin 2 - SGND, Pin 3 - RxD (-), Pin 4 - RxD (+), Pin 5 - TxD (-), Pin 6 - TxD (+), Pin 7 - +12V EXT, Pin 8 - +12V EXT| C["DC"]
    C --> D["+"]
    D --> E["Wireless"]
    B --> F["+"]
    F --> G["Ground"]

Fig. 28: Connection to the router with data cable length less than 10 m

B&B Electronics ERT310 - Connector Pinout - 8

flowchart
graph TD
    A["Equipment"] -->|SGND TxD (-)| B["OvPM-31"]
    A -->|TxD (+)| B
    A -->|RxD (-)| B
    A -->|RxD (+)| B
    B --> C["Pin 1 - SGND"]
    B --> D["Pin 2 - SGND"]
    B --> E["Pin 3 - RxD (-)"]
    B --> F["Pin 4 - RxD (+)"]
    B --> G["Pin 5 - TxD (-)"]
    B --> H["Pin 6 - TxD (+)"]
    B --> I["Pin 7 - +12V EXT"]
    B --> J["Pin 8 - +12V EXT"]
    B --> K["DC"]
    K --> L["Router"]
    L --> M["Wire"]
    style A fill:#f9f,stroke:#333
    style L fill:#ccf,stroke:#333

Fig. 29: Connection to the router with data cable length more than 10 m

B&B Electronics ERT310 - Connector Pinout - 9

With a RS422 data cable more than 10m long, it is necessary to use overvoltage protection on the router side!

5.7.3 I/O Port

The I/O port user interface (CNT) is used to monitor analog and binary input signals and to control binary output signals. The interface has 6 inputs and 1 output. Two of the inputs can be configured as binary counter inputs or general purpose binary inputs. There are also 2 dedicated binary inputs, 2 analog current inputs, and 1 open-collector output. The options for the I/O port are configured by writing to register values on the I/O board using the MODBUS ASCII protocol.

The unit can periodically store the values of the inputs in memory. These log entries can be read by reading the individual memory locations. Up to 224 log entries may be stored. The logging interval can range from 1-65535 minutes.

5.7.3.1 Analog Inputs

The analog current inputs have a range from 0 to 20mA. The input impedance is 100 Ω and the ADC resolution is 12 bits. The averaging and sampling period may be adjusted by the user. Also, alarms thresholds may be set for each input.

The ADC value stored in memory is calculated using the following equation:

$$ \text { ADC Value } = ((1 2 b \text { value } + \text { addit. constant }) * \text { multiplic. constant }) / 1 0 0 0 $$

where the constants are programmed into memory by the user.

5.7.3.2 Binary Input

The binary input is sampled 8x per second with a sampling period of 1/64 seconds. The active level for each binary input may be set to either a logic 0 or logic 1. The inputs may be configured to generate an alarm when they become active. The input threshold for detecting a logic 1 can be set at either 8uA or 20mA using a jumper on the module board.

5.7.3.3 Counter Input

The counter inputs have a maximum input frequency of 100 Hz. The minimum input pulse width is 1ms. The counter input may be configured to generate an alarm when a threshold is reached.

5.7.3.4 Binary Output

The binary output is a transistor with an open collector output. In the inactive state (logic 0) the transistor is off. In the active state (log. 1), the transistor is on and will connect the output signal to ground (GND). The output transistor is rated at 100 mA and 30V.

The output may be configured to generate a pulse from 125 to 8000ms in length. It is also possible to configure the unit so that the output will become active when counter 1 (CNT1) reaches a threshold.

5.7.3.5 Selecting the Binary Input Current

The input threshold for detecting a logic 1 can be set at either 8uA or 20mA using a jumper on the module board. When jumper J4 is shorted, the threshold current level is 20 mA. When jumper J4 is not shorted, the threshold current level is 8μA. A threshold current value of 20mA has a higher resistance to noise on the input but also dissipates more power.

B&B Electronics ERT310 - Selecting the Binary Input Current - 1

text_image D3 D4 D1 D2 C20 J3 U3 C3 B Q3 U1 C5 F1 U2 C2 C1 [05] [03] [07] P20 P23 P22 O-24 J2 Jumper J4

Fig. 30: CNT I/O board

5.7.3.6 Input/Output Connector

Panel socket RJ45.

Pin numberSignal markDescriptionData flow direction
1BIN1/CNT1Binary input/counter inputInput
2BIN2/CNT2Binary input/counter inputInput
3BIN3Binary inputInput
4BIN4Binary inputInput
5GNDSignal ground
6OUT1Binary output (open collector)Output
7AN1Analog Current inputInput
8AN2Analog Current inputInput

Table 17: Input/Output Connector Pinout

B&B Electronics ERT310 - Input/Output Connector - 1
Fig. 31: CNT connector

B&B Electronics ERT310 - Input/Output Connector - 2

Typical connection of the I/O port circuits:

B&B Electronics ERT310 - Input/Output Connector - 3

flowchart
graph TD
    A["+12VDC"] --> B["FU T300mA ZS12.5 WDMJILLER"]
    B --> C["DA4"]
    C --> D["+12VDC"]
    D --> E["SIGNAL TERMINAL BLOK"]
    E --> F["2x COUNTER INPUT EC OPTOSensor ISO-12 FOR SENSUS WATER METER"]
    F --> G["8 2x ANALOGUE INPUTS AND OUTPUTS VIA RELAY INTERFACE"]
    G --> H["8 2x ANALOGUE INPUTS INPUT1"]
    G --> I["8 2x ANALOGUE INPUTS INPUT2"]
    H --> J["7 6 1BINARY INPUTS OUTPUT E-YISTY_3x2x0.8"]
    I --> K["7 6 1BINARY INPUTS OUTPUT E-YISTY_3x2x0.8"]
    J --> L["5 4 3 2 1 1 1 1 1 1 1 1 1"]
    K --> M["5 4 3 2 1 1 1 1 1 1 1 1"]
    L --> N["4 3 2 1 1 1 1 1 1 1 1 1 1"]
    M --> O["3 2 1 1 1 1 1 1 1 1 1 1"]
    N --> P["2 3 2 1 1 1 1 1 1 1 1 1"]
    O --> Q["2 3 2 1 1 1 1 1 1 1 1 1"]
    P --> R["2 x COUNTER INPUT EC OPTOSensor ISO-12 FOR SENSUS WATER METER"]
    Q --> S["2 x COUNTER INPUT EC OPTOSensor ISO-12 FOR SENSUS WATER METER"]
    R --> T["+12VDC"]
    S --> U["+12VDC"]
    T --> V["+12VDC"]
    U --> W["+12VDC"]

Fig. 32: Connection of the I/O Port circuitry

The I/O Port registers are read and written using MODBUS ASCII slave protocol over serial port 1. Using this protocol, it is possible to configure the I/O board, read the input status, and control the output. The I/O port communicates at 9600 baud, 8 bits, no parity, and 1 stop bit (8N1).

Address space

AddressAccessDescription
0x0000R/-Firmware type
0x0001R/-Upper 16 bits of firmware version
0x0002R/-Lower 16 bits of firmware version
0x0003R/-Supports firmware characteristicsbit 0 – Analog input AN1bit 1 – Analog input AN2bit 2 – Counter input CNT1bit 3 – Counter input CNT2bit 4 – Binary input BIN1bit 5 – Binary input BIN2bit 6 – Binary input BIN3bit 7 – Binary input BIN4• bit 8 – Binary output OUT1• bit 9 – Automatic feeder control• bit 10 – Full duplex counter CNT1/CNT2
0x0004R/-Maximum log entries in buffer
0x0005R/WMarker of log launching and alarms work
0x0006R/WUpper 16 bits of current time in seconds, numbered from 1/1/1970
0x0007R/WLower 16 bits of current time in seconds, numbered from 1/1/1970
0x0008R/WUpper 16 bits of log entry timestamp
0x0009R/WLower 16 bits of log entry timestamp
0x000AR/-Alarm actual status
0x0100R/-Binary input status
0x0200R/WBinary output status
0x0300R/-Recalculate value of analog input AN1 (with sign)
0x0400R/-Recalculate value of analog input AN2 (with sign)
0x0500R/WUpper 16 bits of counter CNT1 value
0x0501R/WLower 16 bits of counter CNT1 value
0x0502R/-Prompt frequency CNT1
0x0503R/-Average frequency CNT1
0x0504R/-Minimum frequency CNT1
0x0505R/-Maximum frequency CNT1
0x0601R/WUpper 16 bits of counter CNT2 value
0x0601R/WLower 16 bits of counter CNT2 value
0x0602R/-Prompt frequency CNT2
0x0603R/-Average frequency CNT2
0x0604R/-Minimum frequency CNT2
0x0605R/-Maximum frequency CNT2
0x0F00R/-0x0000 always
0x0F01R/-0x0000 always
0x0F02R/-Upper 16 bits of seconds, number from 1.1.1970
0x0F03R/-Lower 16 bits of seconds, number from 1.1.1970
0x0F04R/-Alarms status• bit 0 – active level on input BIN1• bit 1 – active level on input BIN2• bit 2 – active level on input BIN3• bit 3 – active level on input BIN4• bit 4 – analog input lower limit overrun AN1bit 5 – analog input upper limit overrun AN1bit 6 – analog input lower limit overrun AN2bit 7 – analog input upper limit overrun AN2bit 8 – limit frequency overrun CNT1bit 9 – limit frequency overrun CNT2
0x0F05R/-Binary inputs statusbit 0 – level on input BIN1bit 1 – level on input BIN2bit 2 – level on input BIN3bit 3 – level on input BIN4bit 6 – level on output BOUT1
0x0F06R/-Recalculate AN1 value (with sign)
0x0F07R/-Recalculate AN2 value (with sign)
0x0F08R/-Upper 16 bits CNT1
0x0F09R/-Lower 16 bits CNT1
0x0F0AR/-Prompt frequency CNT1
0x0F0BR/-Average frequency CNT1
0x0F0CR/-Minimal frequency CNT1
0x0F0DR/-Maximal frequency CNT1
0x0F0ER/-Upper 16 bits of counter CNT2 value
0x0F0FR/-Lower 16 bits of counter CNT2 value
0x0F10R/-Prompt frequency CNT2
0x0F11R/-Average frequency CNT2
0x0F12R/-Minimal frequency CNT2
0x0F13R/-Maximal frequency CNT2
0x1000R/-1. log – upper 16 bits of log number
0x1001R/-1. log – lower 16 bits of log number
0x1002R/-1. log – upper 16 bits of time stamps
0x1003R/-1. log – lower 16 bits of time stamps
0x1004R/-1. log – alarms status
0x1005R/-1. log – binary inputs status
0x1006R/-1. log – recalculate value AN1 (with sign)
0x1007R/-1. log – recalculate value AN2 (with sign)
0x1008R/-1. log – upper 16 bits CNT1
0x1009R/-1. log – lower 16 bits CNT1
0x100AR/-1. log – prompt frequency CNT1
0x100BR/-1. log – average frequency CNT1
0x100CR/-1. log – minimal frequency CNT1
0x100DR/-1. log – maximal frequency CNT1
0x100ER/-1. log – upper 16 bits of counter CNT2 value
0x100FR/-1. log - lower 16 bits of counter CNT2 value
0x1010R/-1. log - prompt frequency CNT2
0x1011R/-1. log - average frequency CNT2
0x1012R/-1. log - minimal frequency CNT2
0x1013R/-1. log - maximal frequency CNT2
0x1100R/-2. log
0x1200R/-3. log
...R/-...
0xEF00R/-224. log
0xF000-/WSamples stores period [min]
0xF001-/WAllowed:bit 0 - active level on input BIN1bit 1 - active level on input BIN2bit 2 - active level on input BIN3bit 3 - active level on input BIN4bit 4 - analog input AN1 lower limit overrunbit 5 - analog input AN1 upper limit overrunbit 6 - analog input AN2 lower limit overrunbit 7 - analog input AN2 upper limit overrunbit 8 - limit frequency CNT1 overrunbit 9 - limit frequency CNT2 overrun
0xF100-/WBinary inputs negative logicalbit 0 - input BIN1bit 1 - input BIN2bit 2 - input BIN3bit 3 - input BIN4
0xF200-/WBinary outputs normal levelbit 0 - output OUT1
0xF201-/WFeeder - impulse number on input BIN1/CNT1
0xF202-/WFeeder - impulse length on output OUT1 [1/8 sec]
0xF300-/WAN1 - samples period [sec]
0xF301-/WAN1 - multiplicative constant (with sign)
0xF302-/WAN1 - additive constant (with sign)
0xF303-/WAN1 - hysteresis value (with sign)
0xF304-/WAN1 - lower limit (with sign)
0xF305-/WAN1 – upper limit (with sign)
0xF306-/Wbits 7-3:AN1 – metering circuit switch time0 → 1/64 sec1 → 2/64 sec...30 → 31/64 secbits 2-0:AN1 – samples number for average0 → 1 sample1 → 2 samples2 → 4 samples4 → 8 samples5 → 16 samples
0xF400-/WAN2 – samples period [sec]
0xF401-/WAN2 – multiplicative constant (with sign)
0xF402-/WAN2 – additive constant (with sign)
0xF403-/WAN2 – hysteresis value (with sign)
0xF404-/WAN2 – lower limit (with sign)
0xF405-/WAN2 – upper limit (with sign)
0xF406-/Wbits 7-3:AN2 – metering circuit switch time0 → 1/64 sec1 → 2/64 sec...30 → 31/64 secbits 2-0:AN2 – samples number for average0 → 1 sample1 → 2 samples2 → 4 samples4 → 8 samples5 → 16 samples
0xF500-/WCNT1 – multiplicative constant
0xF501-/WCNT1 – upper limit
0xF502-/WCNT1 – time of limit overrun [sec]
0xF503-/WCNT1 – time for metering reset [sec]
0xF600-/WCNT2 – multiplicative constant
0xF601-/WCNT2 – upper limit
0xF602-/WCNT2 – time of limit overrun [sec]
0xF603-/WCNT2 – time for metering reset [sec]
0xFFFF-/WSwitch main supply off on set time [min]

Table 18: MODBUS Input/Output Address space

5.8 USB Port

PANEL SOCKET USB-A

Pin numberSignal markDescriptionData flow direction
1+5VPositive pole of 5V DC supply voltage
2USB data -USB data signal – negative poleInput/Output
3USB data +USB data signal – positive poleInput/Output
4GNDNegative pole of DC supply voltage

Table 19: Connection of USB connector

B&B Electronics ERT310 - USB Port - 1
Fig. 33: USB connector

Example of connecting devices with a serial interface to the USB router:

B&B Electronics ERT310 - USB Port - 2

flowchart
graph LR
    A["PLC"] --> B["Transmitter USB/RS232"]
    B --> C["Router"]
    C --> D["IO"]
    C --> E["USB"]
    C --> F["PORT2"]
    C --> G["PORT1"]
    C --> H["ETH"]
    C --> I["PWR"]

Fig. 34: Connecting a PLC to the router

Connecting a USB flash drive to the USB router:

B&B Electronics ERT310 - USB Port - 3

flowchart
graph LR
    A["USB"] --> B["Router"]
    B --> C["IO"]
    B --> D["USB"]
    B --> E["PORT2"]
    B --> F["PORT1"]
    B --> G["ETH"]
    B --> H["PWR"]

Fig. 35: Connecting USB memory stick to the router

5.9 I/O Port

3-PIN PANEL SOCKET
Pin no.Signal markDescriptionData flow direction
1BIN0Binary inputInput
2GNDSignal ground
3OUT0Binary outputOutput

Table 20: I/O port Connection

B&B Electronics ERT310 - I/O Port - 1
Fig. 36: I/O connection

The user interface I/O is for the processing of binary input signals and for control (settings) of binary output signals. Binary output is not switched to ground in the default configuration.

The maximum load for the binary output is 30V / 100mA. The constant current supplied by the binary input is 3 mA.

Connect the cable's I/O connector to the router's I/O port and tighten locking screws. (See Fig. 35)

B&B Electronics ERT310 - I/O Port - 2

natural_image Technical line drawing showing a connector inserted into a device housing (no text or symbols present)

Fig. 37: Connection I/O cable

Circuit example of a binary input or output connected to the router:

B&B Electronics ERT310 - I/O Port - 3

flowchart
graph TD
    A["Router"] -->|+12V| B["Relay"]
    B --> C["PIN 1 - BIN"]
    B --> D["PIN 2 - GND"]
    B --> E["PIN 3 - OUT"]
    C --> F["Fuse"]
    D --> G["ESD"]
    E --> H["Out"]
    F --> I["ESD"]
    G --> J["In"]

Fig. 38: Connection of binary input and output of router

6.0 Resetting or Rebooting the Router

It is important to distinguish between resetting and rebooting the router.

ActionRouter behaviorActions
RebootTurn off and then turn on routerDisconnect and connect the power.
Press therebootbutton in the Web configuration.
ResetRestore the factory default configuration and reboot the router.Press RST button.

Table 21: Ways to reset or restart the router

After the green LED starts to blink you may restore the router's initial settings by pressing button RST on front panel. The router will restore its factory default configuration and reboot (The green LED will be on).

To reset, use a narrow screwdriver. (See Fig. 37)

B&B Electronics ERT310 - Resetting or Rebooting the Router - 1

natural_image Technical line drawing of a mechanical component with a cylindrical rod inserted into a rectangular housing (no text or symbols)

Fig. 39: Router reset

B&B Electronics ERT310 - Resetting or Rebooting the Router - 2

We recommend backing up your router configuration before resetting. (See the separate configuration manual). A router reset will erase your configuration and return the router to its default settings.

7.0 First Use

Before you can set up the router you will need to make all of the necessary connections. The router cannot operate without a connected antenna, SIM card (for UMTS networks), and a power supply.

Operating the router without an antenna can damage the router.

B&B Electronics ERT310 - Operating the router without an antenna can damage the router. - 1

flowchart
graph TD
    A["Ant"] --> B["Lightning arrester (optional)"]
    B --> C["PWR circuitry see chapter 5.7.2"]
    B --> D["ETH circuitry see chapter 5.7.5"]
    B --> E["PORT1 circuitry see manual of corresponding expansion port"]
    B --> F["PORT2 circuitry see manual of corresponding expansion port"]
    B --> G["USB circuitry see chapter 5.7.8"]
    B --> H["I/O circuitry see chapter 5.7.9"]
    B --> I["AUX"]
    I --> J["Lightning arrester (optional)"]
    C --> K["230V/50Hz / 10V-30V/0.5A"]
    D --> K
    E --> K
    F --> K
    G --> K
    H --> K
    I --> K
    J --> K

Fig. 40: Router connections

7.1 Starting the router

Connect power to the router. In the default setting the router will start to login automatically to the preset APN. The Ethernet port DHCP server will assign device addresses. The behavior of the router can be modified by means of the Web or Telnet interface, as described in the configuration manual.

The power consumption during receiving is 2W. The peak power consumption during data sending is 5.5 W. For correct operation the power source must be able to supply a peak current of 600mA.

7.2 Configuring the router

B&B Electronics ERT310 - Configuring the router - 1

Attention! The cellular carrier and network must be configured in the router prior to use. For UMTS and LTE networks, the router will not operate without a SIM card. The SIM card must be provisioned for the necessary network (LTE/HSPA+/UMTS/EDGE/GPRS). For 3G CDMA networks, the router is provisioned over-the-air. Refer to the Configuration manual for details on configuring the router based on the cellular carrier and network.

Configuration over Web browser

Monitoring of the status, configuration and administration of the router can be done via the Web interface. The default IP address of the router is 192.168.1.1. The username is "root". The password is "root".

A detailed description of configuring the router via the Web interface can be found in the configuration manual

Configuration over Telnet

Monitoring of status, configuration and administration of the router can be performed by means of the Telnet interface. The default IP address of the router is 192.168.1.1. The username is "root". The password is "root".

A detailed description of configuring the router via Telnet can be found in the configuration manual.

7.3 Technical Parameters

SPECTRE Cellular Router
Complies with standardsEN 301 511, v9.0.2,EN 301 908-1&2, v3.2.1,ETSI EN 301 489-1 V1.8.1,EN 60950-1:06 ed.2 + A11:09 + A1:10UL CLASS I, DIV 2, GROUPS A, B, C, AND D
Temperature rangeFunction-30°C to +60°C
Storage-40°C to +85°C
ProtectionFreelyIP20
In switch boardIP56
Supply voltage10 to 30 V DC Class 2 Power Supply Only
ConsumptionReceive Mode2.3 W
Transmit: GPRSto 3.5 W (GPRS transmission)
Transmit: UMTS/HSDPA/EVDCto 5.5 W (UMTS/HSDPA/LTE transmission)
Dimensions42x76x113 mm (DIN 35mm)
Weight280 g
Antenna connectorSMA– 50 Ohm
User interfaceETHEthernet (10/100 Mbit/s)
USBUSB 2.0 type A host
PORT 1Model Dependent
PORT 2Model Dependent

Table 22: General Specifications

Cellular Mode
LTE parametersBit rate 100 Mbps (DL) / 50 Mbps (UL)3GPP rel. 8 standardSupported bandwidth: 5 Mhz, 10 Mhz, 20 Mhz
HSPA+ parametersbit rate 21.1 Mbps/5,76 Mbps3GPP rel. 7 standardUE CAT. 1 to 6, 8, 10, 12, 14Data compress 3GPP
UMTS parametersPS bitrate - 384/384 kbpsCS bitrate - 64/64 kbpsW-CDMA FDD standard
GPRS parametersbit rate 236 kbps/236kbpsGPRS multislot class 10, CS 1 to 4EGPRS multislot class 10, CS 1 to 4,MCS 1 to 9
Transmit powerUMTS/HSUPA/HSDPA/HSPA+ - (20dBm)EGSM900/GSM850 - Class 4 (33dBm)GSM1800/1900 - Class 1 (30dBm)
Supported channelsGSM/GPRS/EDGE850Mhz, 900Mhz, 1800Mhz, 1900MhzUMTS/HSDPA/HSUPA/HSPA+800Mhz, 850Mhz, 900Mhz,1900Mhz, 2100MhzLTE: 800/900/1800/2100/2600 Mhz

Table 23: Cellular Module Specifications

32b ARM microprocessor
Memory512 Mb DDR SDRAM128 Mb FLASH1 Mb MRAM
InterfaceSerial interface RS232Ethernet interface 10/100Mbit/sUSB 2.0 interface

Table 24: Processor Specifications

Port IO
Input/OutputBinary inputreed contact with trigger level 1.3 up to 1.4 V
Binary output120 mA/max. 30 V

Table 25: I/O Port Specifications

WIFI Specifications
Power supplyInternal+3,3V
EnvironmentOperating temperature-15 .. +65 C
Storage temperature-20 .. +85 C
StandardsEmissionEN 55022/B
ImmunityETS 300 342
SafetyEN 60950
IsolationEN 60747
WIFI specifications (802.11 b/g/n)RX Sensitivity11b, 11Mbps-85 dBm
11g, 54Mbps-70 dBm
(HT20) 11n, MSC7-66 dBm
(HT20) 11n, MSC7-62 dBm
TX Output power11b, 11Mbps19 dBm
11g, 54Mbps16 dBm
802.11n (HT20)15 dBm
802.11n (HT20)15 dBm
Internal Antenna Impedance50 Ω
Frequency band2,4GHz

Table 26: WiFi Specifications

8.0 Troubleshooting

8.1 FAQ

Q. I have NAT enabled. My equipment is not connecting to the network

- The device's gateway has to be configured as the router.

Q. The router resets itself and the Ethernet connection fails.

- The router will not function without an antenna. Keep the antenna as far as possible from the power supply.

Q. I can't access the Web server over NAT.

- The remote http access of the router has to be disabled, the default server address has to be your web server and the gateway of the web server has to be the IP of the router.

Q. PPP connection fails. (DAT LED off)

- Check signal power. If signal power is weak you will need a better antenna. If the neighboring cells have a similar signal strength, you will need to use a directional antenna. For proper operation, the signal levels have to be in the range from -50dBm to -90dBm. It is necessary to set ping, which will check the connection and, in the case of failed ping, restart the connection.

Q. PPP connection cannot be established. (DAT LED off)

  • Recheck GPRS settings - APN, name, password and IP address.
  • Try to enter PIN – verify if the SIM card has the PIN code set.
    • In a private APN, switch the DNS server send off.
  • Switch the system log on and observe where the error occurs.

Q. FTP doesn't function.

- Router doesn't support active FTP mode. It supports passive mode only.

Q. RS-232 doesn't function.

- Verify that the router supports RS-232 communications. Also verify the RS-232 communication settings. To do so, open the router's configuration menu via the web browser, select the appropriate expansion port and verify the settings in the configuration menu.

Q. L2TP or IPSec isn't establishing.

Check the system log for error messages.

Q. I switched the router to offline mode by SMS message, but the router is in online mode after restart.

- SMS messages do not change the router configuration. They remain in effect only until the router is restarted.

9.0 Customer Support

Up to date information product information is on the website:

http://www.bb-elec.com/

For Technical Support: Call 815-433-5100

Maintenance:

Handle the SIM card carefully. Do not bend, scratch or expose the card to static electricity.
Do not clean the router with harsh chemicals, solvents or abrasive cleaners.

B&B Electronics hereby declares that the router described in this user's guide fits all basic demands of directive 1999/5/EC (R&TTE).

Router fits values of coefficient SAR defined by association ICNIRP and values of "About protection of health before non-ionized radiation".

B&B Electronics ERT310 - Maintenance: - 1

Declaration of consistency was issued and may be viewed on the accompanying CD or acquired from the manufacturer.

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Product information

Brand : B&B Electronics

Model : ERT310

Category : Router