Maximum Number Of Detectors Per Zone; System Sensor - Fire-Lite Device Owner's Manual

Maximum Number of Detectors per Zone

When using two-wire smoke detectors containing supplementary relays or indicators, the operation of more than one
detector per zone cannot be ensured.

System Sensor

System Sensor & Fenwal Detectors can be mixed or matched in any zone, provided maximum detector standby
current per loop is not exceeded.
Detector
Model Number Model Number
1100/D N/A
1151 B401/B110LP/B116LP
1400 N/A
1451 B401B / B406B /
B110LP / B116LP
1451DH DH-400
1851DH DH1851DC
2100/D/S N/A
2100T/D/S N/A
2151 B401 / B110LP / B116LP
2300T N/A
2400 N/A
2400AIT N/A
2400AT N/A
2400TH N/A
2451 B401B / B406B /
B110LP / B116LP
2451 DH-400
2451TH B401B / B406B /
B110LP / B116LP
2851DH DH2851DC
1800 N/A
1851B B101B
1851B B107B
2800 N/A
2800TH N/A
2851B B101B
2851B B107B
2851BTH B101B
2851BTH B107B
DH100P N/A
DH100LP N/A
6
Base
MP-12
20
16 / 16 / N/A
16
16 / N/A
16 / N/A
16
16
16
16
16 / 16 / N/A
16
16
N/A
N/A
16
16 / N/A
16 / N/A
16
16 / N/A
16 / N/A
16
20
16
Fire•Lite Device Compatibility Document — P/N 15384:AV
MP-24 MS-124
20 N/A
16 / 16 / 1 N/A
16 16
16 / 1 16 / 1
16 / 1 16 / 1
16 16
16 16
16 N/A
16 N/A
16 / 16 / 1 N/A
16 16
16 16
1 1
1 1
16 16
16 / 1 16 / 1
16 / 1 16 / 1
16 16
16 / 1 16 / 1
16 / 1 16 / 1
16 16
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
20 N/A
16 N/A
MS-424A MS-2410B
N/A 20
N/A 16 / 16 / 1
20 20
20 / 1 16 / 1
20 / 1 16 / 1
20 16
20 16
N/A 20
N/A 20
N/A 16 / 16 / 1
20 16
20 16
1 1
1 1
20 16
20 / 1 16 / 1
20 / 1 16 / 1
20 16
20 / 1 16 / 1
20 / 1 16 / 1
20 16
N/A N/A
N/A 16
2012