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Bosch Security Systems, Inc.

130 Perinton Parkway
Fairport, NY 14450
USA

www.boschsecurity.com

© 2014 Bosch Security Systems, Inc.   

F.01U.297.887 | 05 | 2014.02

Copyright

This document is the intellectual property of Bosch Security 
Systems, Inc. and is protected by copyright. All rights reserved.

Trademarks

All hardware and software product names used in this document 
are likely to be registered trademarks and must be treated 
accordingly.

Bosch Security Systems, Inc. product manufacturing dates

Use the serial number located on the product label and refer to 
the Bosch Security Systems, Inc. website at 
http://www.boschsecurity.com/datecodes/.

11 | Specifi cations

Dimensions

6.2 in x 4.7 in x 1 in (158 mm x 120 
mm x 26 mm)

Voltage (input)

12 VDC nominal

Current

45 mA in standby mode
85 mA in alarm mode

Operating 
temperature

0°C to +50°C (+32°F to +122°F)

Relative humidity

5% to 93% at +32°C (+90°F) non-
condensing

Terminal wire size

12 AWG to 22 AWG (2 mm to 
0.65 mm)

SDI2 wiring

Maximum distance - wire size 
(unshielded wire only): 
700 ft (213 m) - 22 AWG (0.65 mm)
1000 ft (305 m) - 18 AWG (1.02 mm)

Compatibility

B5512 v2.02 or higher
B4512 v2.02 or higher
B3512 v2.02 or higher
D9412GV4 v2.02 or higher
D7412GV4 v2.02 or higher

10 | Certifi cations

9 | Cleaning the keypad

Use a soft cloth and non-abrasive cleaning solution to clean your 
keypad (for example, microfi ber cloth and eyeglass cleaner). 
Spray the cleaner onto the cloth. Do not spray cleaners directly 
onto the keypad.

Region

Certifi cation

US

UL 365 - Police Station Connected Burglar Alarm 
Units and Systems

UL 609 - Local Burglar Alarm Units and Systems

UL 985 - Household Fire Warning System Units

UL 1023 - Household Burglar-Alarm System Units

UL 1076 - Proprietary Burglar Alarm Units and 
Systems

UL 1610 - Central Station Burglar Alarm Units

CSFM - California Offi ce of The State Fire Marshal

FCC Part 15 Class B

Canada

ULC-ORD C1076 - Proprietary Burglar Alarm Units 
and Systems

ICES-003 - Digital Apparatus

ULC S545 - Residential Fire Warning System 
Control Units

Showing the keypad fi rmware version:
1.  Remove the keypad from the base to remove power to the 

keypad. Refer to 

Figures 2.1

 and 

2.2

.

2.  Return the keypad to the base to restore power.
The keypad shows the model number, keypad address, and 
fi rmware version for 10 sec.  

8 | Show the fi rmware version

NOTICE!

You can also view a keypad’s fi rmware version in RPS.

The control panel supervises all keypads on the SDI2 bus.
If a supervised keypad fails to respond to the control panel, 
the control panel declares a Missing Keypad Trouble. When 
the control panel can again communicate with the keypad, 
it restores the Missing Keypad Trouble. During a Missing 
Keypad Trouble, any connected keypad that maintained 
contact with the control panel shows the Missing Keypad 
Trouble as its idle text, and shows the missing keypad’s 
address. The communicating keypads also sound a trouble 
tone. Users can silence the trouble tone. If no other troubles 
exist, the tone silences when the missing keypad restores.

7 | Supervision

6 | Audible tones

The keypad has a built-in speaker that produces several distinct 
warning tones. The keypad backlight illuminates when it emits 
an audible tone. 

Tone

Description

Fire signal

When an area is in fi re alarm, the keypad 
emits a pulsed, high-pitched bell tone.

Gas signal

When a gas point activates, the keypad 
emits a unique high pitched tone.

User alarm

When a user alarm (such as panic and 
medical alarms) occurs, the tone sounds 
for the programmed amount of time.

Burglary signal

When an area is in alarm, the keypad 
emits a steady, high pitched bell tone.

Entrance 
warning

The keypad emits an intermittent beep 
tone during entry delay periods to remind 
the user to disarm the area.

Exit warning

The keypad emits an intermittent beep 
tone during exit delay.

Invalid button 
buzz

When an invalid button, or sequence of 
buttons, is pressed, the keypad emits a 
fl at buzz tone.

Keypad 
encoding tone

The keypad emits a muted beep tone as 
each button is pressed to indicate that 
the entry was accepted.

Trouble buzzer

When a trouble event occurs, such as a 
service alert, the keypad emits a two-tone 
warble until you enter a programmed 
passcode with the appropriate authority.

Watch tone

A single clean tweedle tone alerts the 
user anytime a watch point is faulted.

Table 6.1: Keypad audible tones

You can diagnose and troubleshoot the system using the 
keypad’s status icons. Refer to

 Table 5.1

.

5 | Status icons

Table 5.1: Keypad status LEDs

Status icon

Function status icon ― on

Green LED - Ready to turn All or Part On

Red LED - Turned On

Yellow LED - System trouble

    GAS

Blue LED - Gas alarm

Blue LED - AC power present

en

   Installation Guide

Two-line Capactive Keypad

B921C

 

 

 

Summary of Contents for B921C

Page 1: ...en Installation Guide Two line Capactive Keypad B921C ...

Page 2: ...and an LCD display that shows two line system messages The keypad features capacitive keys The B921C connects to the SDI2 bus on the control panel using terminal wiring You can connect more than one keypad to the control panel by wiring them in parallel You can program diagnose and troubleshoot the system from the control panel keypad as well as remotely through RPS You can wire up to 4 inputs to ...

Page 3: ...2 2 Set the address switches Figure 2 3 Address switches 2 3 Understand addresses and point numbers Examples For B921C address 01 the point numbers for the input devices are 11 through 14 Terminal number 1 2 3 4 Point number 11 12 13 14 For B921C address 11 the point numbers for the input devices are 111 through 114 Terminal number 1 2 3 4 Point number 111 112 113 114 To determine the point number...

Page 4: ...g surface Refer to Figure 1 1 for mounting hole and wiring locations When you wire the keypad to a control panel use the control panel terminals labeled R Y G B PWR A B COM Connect them to the keypad terminals labeled R Y G B Refer to Figure 3 1 You can connect keypads to the SDI2 data bus by parallel wire run from the control panel to each keypad wire from keypad to keypad or a combination of the...

Page 5: ...y press 4 4 Press 1 to adjust the brightness 5 Use PREV or NEXT to adjust the brightness level The changes apply immediately 6 Press ESC to exit the menu 4 Display To wire detection devices to the B921C inputs connect them to the keypad terminals labeled for 1 2 3 4 and COM Wire resistance on each sensor loop must be less than 100 Ω with the detection devices connected The terminal strip supports ...

Page 6: ...ng The keypad emits an intermittent beep tone during exit delay Invalid button buzz When an invalid button or sequence of buttons is pressed the keypad emits a flat buzz tone Keypad encoding tone The keypad emits a muted beep tone as each button is pressed to indicate that the entry was accepted Trouble buzzer When a trouble event occurs such as a service alert the keypad emits a two tone warble un...

Page 7: ...wing the keypad firmware version 1 Remove the keypad from the base to remove power to the keypad Refer to Figures 2 1 and 2 2 2 Return the keypad to the base to restore power The keypad shows the model number keypad address and firmware version for 10 sec 8 Show the firmware version NOTICE You can also view a keypad s firmware version in RPS The control panel supervises all keypads on the SDI2 bus If ...

Page 8: ... Systems Inc website at http www boschsecurity com datecodes 11 Specifications Dimensions 6 2 in x 4 7 in x 1 in 158 mm x 120 mm x 26 mm Voltage input 12 VDC nominal Current 45 mA in standby mode 85 mA in alarm mode Operating temperature 0 C to 50 C 32 F to 122 F Relative humidity 5 to 93 at 32 C 90 F non condensing Terminal wire size 12 AWG to 22 AWG 2 mm to 0 65 mm SDI2 wiring Maximum distance wi...

Page 9: ...Bosch Security Systems Inc 130 Perinton Parkway Fairport NY 14450 USA www boschsecurity com 2014 Bosch Security Systems Inc F 01U 297 887 05 2014 02 ...

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