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Owner's Manual
BARFS-1 Rev 2.1.1
43 of 50
11
BATTERY CAPACITY CALCULATION
Quiescent Current Iq:
Panel ..................................... 33.6 mA
With only End of Line Device connected
EIB204T ________ x 8mA
______mA
EIB205M ________ x 1.3mA
______ mA
EIB206P ________ x 8mA
______mA
EIB207V ________
x 1.3mA
______ mA
EIB208ST1 ________ x 1.3mA
______ mA
EIB208ST1 ________ x 1.3mA
______ mA
EIB209IO ________
x 1.3mA
______ mA
TOTAL IQ
______mA
Standby duration T
_____
Hrs
Alarm Current Ia:
Panel ...............................
100 mA
With only End of Line Devices
EIB204T ________ x 30mA
______ mA
EIB205M ________ x 30mA
______ mA
EIB206P ________
x 30mA
______ mA
EIB207V ________
x 100mA
______ mA
EIB208ST1 ________ x 800mA
______ mA
EIB208ST2 ________ x 400mA
______ mA
EIB209IO ________
x 45mA
______ mA
Total Ancillary Loads (Max 1000mA)
______mA
TOTAL IA
_________
Alarm Duration T
______mins.
Power supply = Ia + 300mA (where 300mA is the battery charge current)
Battery Capacity = {[(
q x T1) + (Ia x T2)/60] x 1.2}/1000
= AH