Specifications

Specifications
Control panel power supply specifications
Voltage input (power
supply)
Primary 18 VAC
terminals
18 VAC 22 VA Class 2 transformer (CX4010)
Secondary BAT terminals 12 Volt Sealed Lead Acid Rechargeable Battery (D126
or D1218)
Current
requirements
Control Panel: Idle 125 mA; Alarm 155 mA
Refer to the Standby battery requirements and calculations section in thecontrol
panel's Installation and System Reference Guide (this document)
for the current
draw requirements of other system components.
Power outputs All external connections are power-limited. The battery terminals are not power
limited.
SDI2 terminals and
interconnect
connector
PWR/R and
COM/B
terminals
800 mA for continuously powered devices.
Shared with AUX power terminal.
Alarm power
output
OUTPUT A
terminal
1.3 A for Burglary applications. Output can be
steady or one of four pulsed patterns depending
on programming. Refer to Outputs in RPS Help
or
the control panel's Program Entry Guide..
Aux power AUX and
COM
terminals
800 mA for continuously powered devices.
Shared with SDI2 R/PWR terminal and
interconnect connector.
Fire and Fire/
Burglary Systems
Alarm power output for OUTPUT A cannot exceed 500 mA.
Minimum operating
voltage
10.2 VDC (The control panel might operate below this voltage, but it will cease to
operate as an alarm panel.)
SDI2 bus 12 VDC nominal (7500 ft combined length) maximum
Ethernet connection
(optional)
10BASE-T
100BASE-TX
Battery discharge/
recharge schedule
Discharge cycle 13.65 VDC - Charging float level.
12.1 VDC - Low Battery Report, if programmed.
10.2 VDC - Minimum operational voltage.
Recharge Cycle AC ON - Battery charging begins and AC Restoral Reports sent.
13.4 V - Battery Restoral Report sent. Battery float charged.
Environmental Temperature 0℃ to +49℃ (+32℉ to 122℉)
Relative
Humidity
5% to 93% at +32℃ (+90℉) non-condensing
Arming stations B915 Basic Keypads, B920 Two-line Alphanumeric Keypads (SDI2), B921C Two-line
Alphanumeric Keypads (SDI2)
, B930 ATM Style Alphanumeric Keypads (SDI2),
B942/B942W Touch Screen keypads
20
144 en | Specifications Control Panel
2014.05 | 11 | F.01U.287.180 Installation and System Reference Guide Bosch Security Systems, Inc.