The rate-of-rise heat detector,MH-418,isdesigned to sense the rapid or abnormal rise in temperature of air. If ambient temperature rises rapidly,the air in chamber expands and presses the diaphragm to close the contact point to give advanced warning. When a slower temperature change occurs, the expanded air escapes through a bleeding hole to keep the pressure balanced so that the falut alarm never occurs.
? Basic system includes everything needed to protect most homes: control panel, door/window contact,motion detector and remote control ? 14 wireless zones allow for easy system expansion and cont
.This system features a wireless remote control, transmission, receiving and individual protection zone setting. No wires are requested for installation. .6 individual protection zones: activate all
.This system features a wireless remote control, transmission, receiving and individual protection zone setting. No wires are requested for installation. .6 individual protection zones: activate all
.Built-in two-way communication and auto-dialer. .63 Sensors zones supervision. .Hopping & rolling digital security code up to 16 million combinations. .Anti-scanning & anti-grabbing feature. .Remote
.Built-in two-way communication and auto-dialer. .63 Sensors zones supervision. .Hopping & rolling digital security code up to 16 million combinations. .Anti-scanning & anti-grabbing feature. .Remote
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