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7.1.4 Input Circuits
If using conventional input circuits in an MR-3318 system MRI-502MAP(A), MRI-502M and
CZ-6 Conventional Zone Modules must be used.
Table 20 MRI-502MAP(A) Conventional Zone Module Input Circuit Wiring Table
Wire Gauge
Maximum Wiring Run to Last Device and Back (ELR)
(AWG)
ft
m
18
3787
1154
16
5952
1814
14
9615
2930
Notes:
Maximum Loop Resistance Should Not Exceed 25 Ohms.
Maximum Wiring Run indicates wiring distance out and back to the panel. The
resistance across the shorted wire should be less than 25 Ohms.
i
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