eTwist - Thermostat Remeha - Free user manual and instructions

Product type	Connected thermostat with gateway
Brand	Remeha
Model	eTwist
Thermostat dimensions	121 x 93 x 28 mm
Gateway dimensions	83 x 145 x 28 mm
Thermostat power supply	4 AAA 1.5 V batteries
Gateway power supply	5 V power adapter
Power consumption (gateway)	4 W max
Power consumption (thermostat)	0.25 mW max
Connectivity	Wi-Fi 2.4 GHz, RF 868 MHz (RAMSES)
Supported communication protocols	OpenTherm, On/Off, RUB, BSB (depending on gateway model)
Operating temperature	0 °C to 60 °C
Storage temperature	-25 °C to 70 °C
Allowable relative humidity	5 % to 95 % (non-condensing)
Protection rating	IP21
Cleaning	Slightly damp cloth, no abrasive agents
Installation	By a qualified professional
Max RF power (Wi-Fi)	+20 dBm
Max RF power (868 MHz)	+14 dBm
Max cable length (gateway)	50 m

Frequently Asked Questions - eTwist Remeha

How to install the eTwist thermostat?

Installation must be carried out by a qualified person. Select a location away from heat sources and drafts. Mount the gateway at least 50 cm from the heating device and more than 100 cm from devices emitting strong electromagnetic radiation. Follow the steps in the manual: connect the antenna, wires, insert the batteries, then configure the RF and Wi-Fi links.

Where to place the gateway?

The gateway must be located at least 50 cm from the heating/cooling device, and at least 100 cm from any other device emitting strong electromagnetic radiation (washing machine, dryer, hi-fi speaker). Do not install on a metal surface.

How to configure the Wi-Fi connection?

After installing the gateway and thermostat, first configure the RF communication between the gateway and thermostat (step 14.1). Then configure the RF communication between the gateway and your Wi-Fi router (step 14.2). Refer to the manual for details.

What to do if the Wi-Fi connection is insufficient?

If the Wi-Fi connection is insufficient, try turning the external antenna of the gateway horizontally (instead of vertically). Also check the location of the gateway.

How to clean the thermostat and gateway?

Use a slightly damp cloth to clean both devices. Do not use aggressive or abrasive agents.

Which communication protocols are supported?

The gateway supports OpenTherm, On/Off and RUB protocols (model 14). Model 18 additionally supports BSB protocol.

Which batteries to use for the thermostat?

The thermostat operates with 4 AAA 1.5 V batteries.

What to do in case of a problem with the system?

First consult the respective user manuals for the thermostat and gateway. If the problem persists, contact your installer or point of sale.

Can I disassemble the gateway?

Never open or attempt to disassemble the gateway. In case of a problem, call on an installer or the point of sale.

How to dispose of the gateway?

Dispose of the gateway in an environmentally friendly manner, in accordance with local regulations for waste electrical and electronic equipment (WEEE).

USER MANUAL eTwist Remeha

https://declaration-of-conformity.bdrthermeagroup.com

157668357

en - Information

1. Parts:

A Thermostat
B Screws and plugs
C Back plate
D Documentation
E Batteries

F Gateway
G Power adapter
H Power adapter

External antenna

2. Steps:

1. Choose the right location for the thermostat.

2. A place is suitable if it is away from heat sources (fireplace, radiator, direct sunlight, light, candles, etc.) and away from draughts.

3. Choose the right location for the gateway:

4. The gateway is at least 50~cm from the climate appliance.

5. The gateway is not at a place where the climate appliance is between the gateway and the thermostat.
6. The gateway is at least 100cm from any other device with a strong electromagnetic radiation, like washing machine, dryer or hi-fi speaker.

7. You do not mount the gateway on a metal surface.

8. Remove the screw from the gateway.

9. Remove the cover from the gateway.

10. Remove the cable strain relief clamps.
11. Disconnect the climate appliance from the power supply.
12. Connect the external antenna.
13. Turn the antenna down to a vertical position.
14. Connect the necessary wires: 9.1. Connect the power adapter (part G or H).

9.2. Connect the climate appliance to the gateway (part F):

Cable requirements
Maximum length 20 m 80 m 120 m
Cross-sectional area 0.8 mm	2	1.0 mm²	1.5 mm²

1. Connect the climate appliance to the power supply.
2. Connect the power adapter (part H).
3. Insert the batteries (part E).
4. Awaken the thermostat.
5. Setup the RF and wi-fi connection:

14.1. Setup the RF communication between the gateway and the thermostat.
14.2. Setup the wi-fi communication between the gateway and the wi-fi router.

1. Position and mount the back plate (part C).

15.1. Determine the position of the back plate (part C).
15.2. Drill the 2 marked holes.
15.3. Fit the plugs (part B).
15.4. Secure with screws (part B).

1. Mount the thermostat on the back plate.

17.

17.1. Determine the position of the gateway.
17.2. Drill the 2 marked holes.
17.3. Fit the plugs (part B).
17.4. Secure with screws (part B).

1. Mount the cable strain relief clamps.
2. Mount the cover.
3. Secure with screw.
4. Test the RF and wi-fi connections.
5. If the wi-fi connection should not be sufficient, turn the antenna to a horizontal position.

3. Intended use

• The gateway is designed to operate as a communication interface between a climate appliance

(e.g. boiler, heat pump, etc) and the thermostat.

• The gateway 14 supports the communication protocols OpenTherm, On/Off or RUB.
• The gateway 18 supports the communication protocols OpenTherm, On/Off, RUB or BSB.

4. Installation

The installation of the gateway must be performed by a qualified person.

5. Commissioning

No special procedure is required for the commissioning of the gateway. Consult the user manual of the thermostat for more information if require

6. Reference documentation

On the gateway you will find a label that explains the meaning of the LED indications. The gateway will be a part of your climate system. Consult the product information of the thermostat or climate appliance for more information.

7. Cleaning

The gateway and thermostat can be cleaned with a light moist cloth. Do not use any aggressive or abrasive agents.

8. Trouble shooting

In case of any problems with your thermostat, gateway and/or climate installation, please consult the different user manuals. Consult your installer or sales outlet for unsolved issues.

9. Dismantling

Never open or dismantle the gateway. Consult your installer or sales outlet in case of any problems.

10. Disposal

The gateways are a regular low voltage electronic device. Dispose the gateway in an environmentally friendly way, in accordance with local regulations.

11. Technical specifications

Dimensions Gateway Thermostat
Width x height x depth (max. dimensions) 83 x 14	45 x 28 mm 121 x 93 x 2	8 mm 117 x 107 x 28 mm

Max. transmitted RF power Gateway Thermostat	tat
WIFI 2.4GHz +20 dBm -
868MHz (RAMSES) +14 dBm +14 dBm

Power supply Gateway Thermostat
Voltage 5V 4 x AAA Batteries 1.5V
Maximum power consumption 4 W	0.25 mW

Electrical connection	Gateway Thermostat
Maximum cable length	50 m	-
Maximum cable resistance	2 x 5 Ω	-

Ambient conditions	Gateway and Thermostat
Storage temperature	from -25°C to +70°C
Relative humidity	from 5% to 95%, condensation is not allowed
Operating conditions	from 0°C to 60°C
Insulation Gateway and Thermostat
IP-classification IP21
Compliant with standards Gateway and Thermostat
NEN-EN-IEC 60335-1 2012	Household and similar electrical appliances
NEN-EN-IEC 60335-1 2012/C11 2014
NEN-EN-IEC 60335-1 2012/A11 2014
2014/30/EC Low Voltage Directive (LVD)
2014/53/EU Radio Equipment Directive (RED)
2015/863/EU RoHS3 Restriction of the use of certain Hazardous Substances in electrical and electronic equipment (RoHS3)
2012/19/EU Waste Electrical & Electronic Equipment (WEEE)
1907/06/EC Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH)
EN 55022-2011 Information technology Equipment
EN 55024-2010 Immunity
EN 60068-2-6 Vibration test
EN 60068-2-27 Shock test
OpenTherm V3.1

12. ErP Fiche information

Gateway + Thermostat Thermostat	(1)	Thermostat (2)	Thermostat (3)
Class V VI IV
Contribution to space heating energy efficiency 3%	4%	2%
(1) On modulating boiler. (2) On modulating boiler, with outdoor temperature sensor. (3) On On/Off boiler.

See the back cover for contact details.

13. EC declaration of conformity

The unit complies with the standard type described in the EC declaration of conformity. It has been manufactured and commissioned in accordance with European directives. The original declaration of conformity is available from the manufacturer.

https://declaration-of-conformity.bdrthermeagroup.com

217668357

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Copyright

All technical and technological information contained in these technical instructions, as well as any drawings and technical descriptions supplied, remain our property and shall not be multiplied without our prior consent in writing. Subject to alterations.

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