Hardware Installation
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4.3.4
Four-Wire Smoke Detector
Figure 4-6 shows how to connect four-wire smoke detectors to the SK-4224 initiating circuits.
The figure uses Silent Knight’s SLK-24F with HSC-4R base as an example. You can use any
UL listed device. Refer to the Appendix for a list of compatible devices. Information on
selecting zone configuration options is in Section 6.
Figure 4-6 Four-Wire Smoke Detector Wiring
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