The main panel is centrally located into an electrical room or in the area being monitored. The field of sensors are wired with one 2 conductor communication link for RS-485 interface.
The sensors are powered with a separate 24vdc power source.
The scanner panel can dedicate the relay control functions by sensors, zones and/or their ppm levels.
Typical gas sensors include Carbon Monoxide, Nitrogen Dioxide, Chlorine, and Ammonia.
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