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Edwards EST 2251FB Photoelectric Smoke Detector fire alarm
such as fans
It may also be configured as the Primary Display for displayless nodes on the network
its small size and weight allow it to be install without rigid mounting
NIB! Notifier FZM-1A Interface Monitor Module fst-751r Edwards EST 2251FB Photoelectric SmokeFZM 1(A) is a standard sized module that monitors and supervises compatible two wire, 24 volt, smoke detectors on a Style D (Class A) or Style B (Class B) circuit. The FZM 1(A) Interface Module is intended for use in intelligent, addressable systems, where the individual address of each module is selected using built in rotary switches. This module allows intelligent panels to interface and monitor two wire conventional smoke detectors. It transmits
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