ADT Unimode 400 Multi-Net Installation Manual page 91

Wiring a Signaling Line Circuit (SLC)
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Unimode 400 Installation PN 50710:A 10/22/97
Figure 2-71 shows typical wiring for a Style D IDC using an M502M module. For
electrical specifications for a Style D IDC, see Table 2-21.
The Maximum
Circuit resistance
Alarm current
Detector standby current
Table 2-21 Style D IDC Electrical Specifications
Figure 2-71 shows typical M502M wiring for a supervised and power-limited NFPA
Style D (Class A) IDC:
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