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Figure 2-61 shows typical wiring of a supervised and power-limited two-wire SLC that
meets NFPA 72-1993 Style 4 requirements. Table 2-18 contains SLC connections
shown in Figure 2-61.
Connection
SLC Out
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Wiring a Signaling Line Circuit (SLC)
SLC 1
TB5-1 (+)
TB5-3 (–)
Table 2-18 Two-Wire SLC Connections.
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AFP-300/AFP-400 Installation PN 50253:C1 05/22/97
SLC 2 (CPU-400 only)
TB6-1 (+)
TB6-3 (–)
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