Table 2: Maximum distance from panel to the last device (feet)
Alarm Current
(Amps)
18 AWG 16 AWG 14 AWG 12 AWG
Line Resistance
(Ohms)
0.25 434 690 1098 1747 6.2
0.50 217 345 549 874 3.1
0.75 145 230 366 582 2.07
1 109 172 275 437 1.55
1.25 87 138 220 349 1.24
1.50 72 115 183 291 1.03
1.75 62 99 157 250 0.89
2 54 86 137 218 0.77
5.2.1 Field wiring connections
Field wiring connections between the releasing appliances and the panel's RACs are made as shown in the following figure. The coil
supervision module provides polarization of the actuators.
Figure 16: Releasing appliance circuit (RAC) wiring – Style Y (Class B) with coil module 2081-9046
5.2.2 Maintenance switch
For the Maintenance Switch, Simplex model 2080-9059 or 2080-9060 must be used. This switch disconnects the releasing circuit and is
detected by the releasing circuit as active. In accordance with UL 864, a Supervisory condition must be indicated when a releasing circuit is
disconnected for maintenance.
page 23 579-354 Rev. X
4004R Fire Alarm installation, programming, and operating instructions
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