Honeywell INTELLIKNIGHT 5820XL - Manual (Page 94)

IntelliKnight 5820XL Installation Manual
5-4 151209
5.4 Wiring Requirements for SLC Devices
The following information applies to all SLC devices. Refer to the section that
describes the type of device you are installing for details.
5.4.1 Wiring 5815XL in Style 4 (Class B) Configuration
No special wire is required for addressable loops. The wire can be untwisted,
unshielded, solid or stranded as long as it meets the National Electric Code 760-51
requirements for power limited fire protective signaling cables. Wire distances are
computed using copper wire.
Maximum wiring resistance is 40 ohms for SK devices and 50 ohms for SD devices.
Maximum loop length depends on the wire gauge. See Table 5-1 and Table 5-2.
Table 5-2 Maximum wiring distance for SD devices
Table 5-1 Maximum wiring distance for SK modules
Wire Gauge Max. Distance for SK
22 AWG 1200 feet
18 AWG 3100 feet
16 AWG 4900 feet
14 AWG 7900 feet
12 AWG 10,000 feet
Wire Gauge Max. Distance for SD
22 AWG 1500 feet
18 AWG 3900 feet
16 AWG 6200 feet
14 AWG 10,000 feet