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and also with an audible sounder
Advanced fire detection algorithms processed within the Signature devices effectively end unwanted alarms
and a 190°F/88°C fixed high-temperature detectors
40 Ohm line resistance for each initiating device circuit
They are smart analog standard addressable devices available in plug-in versions (UIO) and also in 1-group mounting versions
System Sensor M502M Addressable Interface Module NCA-2 and also with an audibleThe M502M Interface Module is intended for use in intelligent, two wire systems, where the individual address of each module is selected using the built in rotary decade switches. This module allows intelligent panels to interface and monitor two wire conventional smoke detectors. It transmits the status (normal, open, or alarm) of one full zone of conventional detectors back to the control panel. All two wire detectors being monitored must be UL
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