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The Edwards EST 5251FB is an intelligent Heat Detector
programmable sounder base
COMPATIBLE INTELLIGENT BASES:
— BEAMMMK: Multi-mount kit (provides ceiling or wall mount capability with increased angular adjustment)
this allows impedance changes in supervised loop to the monitored device detected
System Sensor M502M Addressable Interface Module OP121 The Edwards EST 5251FB isThe 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
US$ 12.10
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US$ 11.10
US$ 11.10