Fire-Lite MS-2410BC Conventional Control Panel User Manual
Page 55
Document #50801 Rev. C 12/14/01 P/N 50801:C
55
Battery Calculations
TABLE A-3:
Filtered Load in Alarm
@24 VDC
.
Device Type
# of
Devices
Current
(amps)
Total Current
(amps)
Main Circuit Board
1
X
0.245
=
0.245
1
1. The current shown represents one zone on the Main Circuit Board in alarm. For all ten zones in alarm, the cur-
rent draw increases to 0.590 amps.
RTB Remote Trouble Buzzer
(1 max.)
X
0.050
=
LED-10IM
(1 max.)
X
0.017
=
4XTMF Module
(1 max.)
X
0.011
2
2. If using the Reverse Polarity Alarm output, add 0.005 amps; if using the Reverse Polarity Trouble output, add
another 0.005 amps.
=
4-wire Smoke Detector
3
3. Current limitations of terminals:
TB2, Terminals 1 and 2 = 0.500 amps, filtered, 24 VDC +/-5%, 120 Hz ripple @ 10 mV
RMS
, nonresettable power (100 Hz
ripple if MS-2410BCE)
TB2, Terminals 3 and 4 = 0.500 amps, filtered, 24 VDC +/-5%, 120 Hz ripple @ 10 mV
RMS
, resettable power (100 Hz rip-
ple if MS-2410BCE)
[ ]
X
[ ]
=
Power Supervision Relay
4
4. Must use compatible listed Power Supervision Relay
[ ]
X
0.025
=
Notification Appliances
5
5. Current limitation of Terminal TB3 circuits is 1.25 amps per Notification Appliance Circuit expandable to 2.5
amps
[ ]
X
[ ]
=
Notification Appliances
[ ]
x
[ ]
=
Current Draw from TB2
3
(alarm
current)
=
Sum Column for Standby Load
6
6. Total current draw listed above cannot exceed:
•
3.6 amps with standard transformer installed (only)
•
6.6 amp with both the standard and optional transformers installed
=
amps