CHQ-DZM(SCI) Dual Zone Monitor with SCICHQ DZM(SCI) Dual Zone Monitor with SCI Manufactured by Hochiki, this Hochiki CHQ DZM (SCI) Dual Zone Monitor With SCI is a Dual Circuit Zone Controller designed to allow up to 60 conventional detectors (30 on each zone) to be interfaced to Hochiki's ESP analogue addressable system. The unit features a Schottky Diode line continuity option, when used in conjunction with the optional LCMU. Full monitoring against malfunction or disconnection, together
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