Operating Instructions

15
Status Relays
Non-power limited
One programmable relay
Three non-programmable relays: Trouble, Supervisory, Alarm
Contact rating: 2 A, 30 VDC maximum
Form C contact
Notification Appliance Circuits
Power limited
Supervised
Current Draw
Maximum Line Resistance
2.5 A
3.2 Ω
2.0 A
4.0 Ω
1.5 A
5.3 Ω
1.0 A
8.0 Ω
0.5 A
16.0 Ω
Alarm voltage: 16 to 32 VDC
Maximum ripple: 0.1 VAC
Used for special application only
Two Class B or one Class A
Total Max. Current: 2.5 A
Serial Interface Circuit (UFP)
Power limited
Supervised
Maximum wire loop resistance: 50 Ω total
Physical layer: RS485
SLC Addressable Device Circuits
Max. 32 VDC
Power limited
Supervised
Max. current: 0.07 A (RMS)
Maximum wire loop resistance: 50 Ω
Two Class B (DCLB) or one Class A (DCLA) circuit or one Class X (DCLC) circuit
Max. 50 addressable devices