Bosch B925F Specsheet
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Intrusion Alarm Systems | B925F Fire Keypad
B925F Fire Keypad
www.boschsecurity.com
u Combination fire and intrusion keypad with fire
function keys: ACK, SILENCE, RESET, and DRILL
u 2-line LCD display with up to 32 character point,
user, and area names
The B925F Fire Keypad is a fully supervised SDI2
device for combined fire/burglary applications.
Each keypad has backlit keys, a display with useradjustable 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.
u Simple menu-style user interface with dedicated
function buttons for common commands, including
status indication
u Quickly identifiable, visual indicators for critical
system statuses
u 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.
2 | B925F Fire Keypad
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 Certification
USA ANSI/
SIA
Region Certification
USA UL UL 365 - Police Station Connected Bur-
UL UL 609 - Standard for Local Burglar
UL UL 636 - Holdup Alarm Units and Sys-
UL UL 864 - Standard for Control Units and
UL UL 985 - Household Fire Warning Sys-
UL UL 1023 - Household Burglar Alarm Sys-
UL UL 1076 - Proprietary Burglar Alarm
UL UL 1610 - Central Station Burglar Alarm
CSFM California Office of The State Fire Mar-
Canada ULC CAN/ULC S303 - Local Burglar Alarm
ULC CAN/ULC S304 - Standard for Signal Re-
ULC CAN/ULC S545 - Residential Fire Warn-
ULC ULC-ORD C1023 - Household Burglar
ULC ULC-ORD C1076 - Proprietary Burglar
IC Industry Cananda - ICES-003 - Informa-
CP-01-2010-Control Panel Standard Features for False Alarm Reduction
glar Alarm Units
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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.
Technical specifications
Materials and hardware features
Dimensions 158 mm x 120 mm x 26 mm (6.2 in x
4.7 in x 1 in)
Weight 11.3 oz (0.32 kg)
Material Acrylonitrile butadiene styrene (ABS)
Poly(methyl methacrylate) (PMMA)
Display window 2 line display
18 characters per line
Indicators Illuminated keys
Status indicators
Warning and indicating tones
Power requirements
Current Standby: 35 mA
Alarm: 70 mA
Voltage (input) 12 VDC nominal
Environmental considerations
Relative humidity 5% to 93% at +32°C (+90°F)
Temperature (operating) 0°C to +49°C (+32°F to +120°F)
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)
Compatibility
Control panels B9512G/B9512G-E
B8512G/B8512G-E
Ordering information
B925F Fire Keypad
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
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