B925F - Switch BOSCH - Free user manual and instructions

Product Type	Combination Fire and Intrusion Keypad (SDI2)
Brand	Bosch
Model	B925F
Display	2-line LCD, 18 characters per line, adjustable brightness
Keypad Keys	10 numeric keys, 4 intrusion function keys, 5 navigation keys, 4 fire function keys (ACK, SILENCE, RESET, DRILL)
Status Indicators	Ready, Armed, Gas, Power, Fire Alarm, Fire Silenced, Supervisory, Trouble
Audible Tones	Distinct tones for fire alarm, trouble, supervisory, and keypress
Power Requirements	12 VDC nominal; standby 35 mA, alarm 70 mA
Dimensions	158 mm x 120 mm x 26 mm (6.2 in x 4.7 in x 1.0 in)
Weight	0.32 kg (11.3 oz)
Material	ABS and PMMA
Mounting	Indoor, dry locations; self-locking base with built-in bubble level
Wiring	4-wire SDI2; accepts 18 to 22 AWG; max distance 305 m (1000 ft) for 18 AWG
Compatible Control Panels	B9512G, B8512G
Operating Temperature	0°C to +49°C (+32°F to +120°F)
Relative Humidity	5% to 93% at +32°C (+90°F)
Certifications	UL 864, UL 985, ULC S545, CSFM, ICES-003, and more
Included Accessories	Keypad, hardware pack, installation guide, user quick reference guide
Optional Accessories	B56 surface mount box, B96 trim plate
Repair / Spare Parts	Contact Bosch Security Systems for replacement parts and authorized service centers
General Information	Fully supervised SDI2 device for combined fire/burglary applications; user-friendly menu interface

Frequently Asked Questions - B925F BOSCH

What is the Bosch B925F keypad used for?

The B925F is a combination fire and intrusion keypad for use with compatible Bosch SDI2 control panels. It provides system status display, fire function keys (ACK, SILENCE, RESET, DRILL), and status indicators for both security and fire events.

Which control panels are compatible with the B925F?

The B925F is compatible with Bosch B9512G and B8512G control panels. It communicates via the SDI2 bus.

How do I install the B925F keypad?

Mount the keypad in an indoor dry location using the self-locking base. The integrated bubble level ensures level installation. Connect the four wires (power and data) from the control panel to the terminal blocks. Refer to the installation guide for details.

What do the status indicators mean?

The keypad has indicators for: Ready (system ready to arm), Armed (system on), Gas (dangerous gases present), Power (system power on), Fire Alarm, Fire Silenced, Supervisory (supervisory point not normal), and Trouble (trouble condition).

Can I use the B925F without a fire alarm system?

Yes, the B925F functions as an intrusion keypad even without fire detection. However, it includes dedicated fire keys and indicators for combined fire/burglary applications.

How many characters does the display show?

The display is a 2-line LCD with 18 characters per line (32 characters total when using two lines). It shows system messages, point names, user names, and area names.

What are the power requirements for the B925F?

The keypad operates at 12 VDC nominal. Current draw is 35 mA in standby and 70 mA during alarm. Power is supplied by the compatible control panel via the SDI2 wiring.

How do I silence a fire alarm using the keypad?

Press the SILENCE key to silence fire alarms or trouble tones. The fire status indicator will light to show the alarm is silenced. To reset detectors after an alarm, press the RESET key.

What is the maximum wiring distance for the SDI2 bus?

The maximum distance depends on wire gauge: 305 m (1000 ft) for 18 AWG and 260 m (850 ft) for 22 AWG. Use twisted-pair shielded cable for best performance.

Where can I find replacement parts or service for the B925F?

For spare parts and repairs, contact Bosch Security Systems at your regional service center. Check the product manual or Bosch website for authorized repair facilities.

USER MANUAL B925F BOSCH

B925F Fire and intrusion keypad, SDI2

www.boschsecurity.com

BOSCH

Invented for life

The B925F Fire Keypad is a fully supervised SDI2 device for combined fire/burglary applications.

Each keypad has backlit keys, a display with user-adjustable brightness that shows system messages, and a sounder. The sounder emits distinct condition tones to alert you to a fire alarm, a fire trouble, or fire supervisory events as they occur. The keypad includes fire status indicators and fire function keys.

Functions

LCD display

The keypad uses words, numbers, and symbols to show the status of the security system. When several events occur, the keypad shows each event in order of priority.

Keys

Each keypad has 10 number keys, 4 Intrusion function keys, and 5 navigation keys.

When pressed, keys turn on keypad backlighting and emit the keypress tone (short beep). The keypad has 4 Fire function keys:

• ACK. Press to acknowledge the system alarm or trouble condition.
• SILENCE. Press to silence fire alarms or troubles.

▶ Combination fire and intrusion keypad with fire function keys: ACK, SILENCE, RESET, and DRILL
▶ 2-line LCD display with up to 32 character point, user, and area names
▶ Simple menu-style user interface with dedicated function buttons for common commands, including status indication
▶ Quickly identifiable, visual indicators for critical system statuses
▶ Simple installation with self-locking base and chassis design, plus built-in bubble level

• RESET. Press to reset devices such as smoke detectors, and clear restored points.
• DRILL. Press and hold to initiate a fire drill.

Audible tones

The keypad has a built-in sounder that produces several distinct warning tones. The tones are differentiated so that the user can recognize an event simply by hearing its associated tone.

Status indicators

The status indicators on the keypad provide a quick visual reference for system status.

	The indicator lights when the system is ready to turn on (arm).
	The indicator lights when the system is on (armed).
	The indicator lights when dangerous gases are present including carbon monoxide (NFPA 720).
	The indicator lights when the system has power.

Fire status indicators

In conjunction with the display and status indicators, the fire keypad includes Fire status indicators.

The indicator lights when a fire alarm condition exists.

The indicator lights when a user silenced a fire alarm condition.

The indicator lights when a supervisory point is not normal.

The indicator lights when there is a trouble condition

Certifications and approvals

Region Regulatory compliance/quality marks
USA ANSI-	SIA	CP-01-2010-Control Panel Standard - Features for False Alarm Reduction
	UL UL 365 - Police Station Connected Burglar Alarm Units
	UL UL 609 - Standard for Local Burglar Alarm Units and Systems
	UL UL 636 - Holdup Alarm Units and Systems
	UL UL 864 - Standard for Control Units and Accessories for Fire Alarm Systems (10th edition)
	UL UL 985 - Household Fire Warning System Units (6th edition)
	UL UL 1023 - Household Burglar Alarm System Units
	UL UL 1076 - Proprietary Burglar Alarm Units and Systems
	UL UL 1610 - Central Station Burglar Alarm Units
	UL Underwriters Laboratories
	UL UL 294 - Standard for Access Control Units and Systems
	UL UL 1635 - Standard for Digital Alarm Communicator System Units
	CSFM California Office of The State Fire Mar-shall
Canada ULC CAN/ULC S303 - Local Burglar Alarm Units and Systems
	ULC CAN/ULC S304 - Standard for Signal Receiving Center and Premise Burglar Alarm
	ULC CAN/ULC S545 - Residential Fire Warning System Control Units
	ULC ULC-ORD C1023 - Household Burglar Alarm System Units
	ULC ULC-ORD C1076 - Proprietary Burglar Alarm Units and Systems
	ULC Underwriters Laboratories of Canada
	IC ICES-003 - Information Technology Equipment (ITE)

Installation/configuration notes

Mounting considerations

Mount in indoor, dry locations.

Power supply

A compatible control panel supplies the power and data requirements to the keypad through a four-wire connection.

Enclosure and wiring

The sliding self-locking enclosure has an integrated bubble level and custom gap-free, lift-gate style terminal blocks to make installation easier.

Compatible control panels

B9512G

B8512G

Parts included

Quantity	Component
1 Keypad
1 Hardware pack
1 Installation Guide
1 User’s Quick Reference Guide

Technical specifications

Power requirements

Current Standby: 35 mA	Alarm: 70 mA
Voltage (input) 12 VDC nominal

Materials and hardware features

Dimensions 158 mm x 120 mm x 26 mm (6.2 in x 4.7 in x 1 in)
Weight 0.32 kg (11.3 oz)
Material Acrylonitrile butadiene styrene (ABS)Poly(methyl methacrylate) (PMMA)
Display window 2 line display	18 characters per line
Indicators Illuminated keys	Status indicatorsWarning and indicating tones

Wiring

Terminal wire size	1.02 mm (18 AWG) to 0.65 mm (22 AWG)
SDI2 wiring Maximum distance - wire size:
	260 m (850 ft) - 0.65 mm (22 AWG)
	305 m (1000 ft) - 1.02 mm (18 AWG)

Environmental considerations

Relative humidity 5% to 93% at +32°C (+90°F)

Temperature (operating) 0°C to +49°C (+32°F to +120°F)

Ordering information

B925F Fire and intrusion keypad, SDI2

Two-line alphanumeric fire and intrusion keypad.

Order number B925F

Accessories

B56 Keypad surface mount box

Surface mount box for mounting a keypad to concrete or block.

Order number B56

B96 Trim plate for keypad

Cover the wall footprint of previous keypads when replacing them with the new, slim design of B Series keypads. The white trim bezel is 8.6 in x 6.3 in x 0.12 in (22 mm x 16 mm x 3 mm).

Order number B96

Represented by:

Europe, Middle East, Africa:

Bosch Security Systems B.V.

P.O. Box 80002

5600 JB Eindhoven, The Netherlands

Phone: [phone]

[e-mail]

emea.boschsecurity.com

Germany:

Bosch Security Systems, Inc.

130 Perinton Parkway

Fairport, New York, 14450, USA

Phone: [phone]

Fax: [phone]

[e-mail]

www.boschsecurity.us

Asia-Pacific:

Robert Bosch (SEA) Pte Ltd, Security Systems

11 Bishan Street 21

Singapore 573943

Phone: [phone]

Fax: [phone]

[e-mail]

www.boschsecurity.asla