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The relay can be "snapped apart" from a standard four-module assembly and used independently
Siemens FDOOTC441 (S54320-F8-A1) Dual Optical Heat and Carbon Monoxide Detector
Requires separate 24 VDC power supply
Control addressable notification modules are for use with Honeywell Silent Knight® series fire alarm control panels (FACPs)
4-Wire Photoelectric
Notifier FDU-80 80-Character Backlit LCD Remote Fire Annunciator systemsensorsrl-sp The relay can be "snappedNotifier FDU 80 80 Character, Backlit LCD Remote Fire Annunciator for use with the NOTIFIER FireWarden 100 2, NFS2 640, and NFS 320 Fire Alarm Control Panels (FACPs) The FDU 80 mimics the control panel display and displays complete system point status information. Features & Benefits: 80 character Liquid Crystal Display Mimics all display information from the host panel Up to 32 FDU 80 annunciators per FACP Time and date display field Aesthetically
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