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CPG #2561255
F
IRE
L
ARM
2500
Operating Manual
3-4
Table 3-1: Current Requirements.
Module/Device
Standby mA
Alarm mA
2500 with LCD display
2500 without LCD display
CAM (Class A module)
RALCD (Remote Annunciator)
ZDACT (Digital Alarm Communicator)
MBM module
PAM-1 or PAM-2 Relay
170
105
0
95
30
30
15
310*
250
25
115
50
15 (250 momentary)
15
*Includes one zone short circuit current.
Table 3-2: Secondary Power Requirements.
NFPA-72 National Fire Alarm Code
Standby Time
Alarm Time
Local Systems
Auxiliary Systems
Remote Station Systems
Central Station Systems
24 hrs.
60 hrs.
60 hrs.
24 hrs.
5 min.
5 min.
5 min.
5 min.
Table 3-3: Calculation Table.
1 2
3
4 5
6
Module/Device
Qty.
Standby mA Per Unit
Total Standby
Current
Alarm mA Per Unit
Total Alarm
Current
Total mA
Total mA
Convert to A
X 0.001 Convert to A
X 0.001
Total A
Total A
Multiply by hours
from table 2
X
AH for 5 mins.
÷ 12
Total Standby AH
Total Alarm AH
+ Total Standby AH
Total
AH
Efficiency Factor
÷ 0.85
Required
AH
Select a battery such that the battery’s amp hour rating meets or exceeds the
calculated amp hour requirement (44AH maximum).
Summary of Contents for FIRELARM 2500
Page 8: ...Contents 1 CPG 2561255 FIRELARM 2500 Operating Manual 1 4...
Page 14: ...1 Contents 2 CPG 2561255 FIRELARM 2500 Operating Manual 2 6...
Page 22: ...Contents 1 2 3 CPG 2561255 FIRELARM 2500 Operating Manual 3 8...
Page 36: ...1 2 3 4 5 Contents A CPG 2561255 FIRELARM 2500 Operating Manual A 6...
Page 38: ...1 2 3 4 5 A Contents B CPG 2561255 FIRELARM 2500 Operating Manual B 2...
Page 42: ...C B 1 2 3 4 5 A Contents D CPG 2561255 FIRELARM 2500 Operating Manual D 2...
Page 44: ...D C B 1 2 3 4 5 A Contents E CPG 2561255 FIRELARM 2500 Operating Manual E 2...
