FireWatcher 851
Fire Alarm Isolation Module
The FW851 isolator module isolates the short circuit point on the addressable loop (ALU). The internal relay will be triggered to cut down the line power where the short trouble is detected.
Isolation Module
The FW851 is a UL listed product according to UL864 and ULC-S527 for Fire Protective Signaling Systems for indoor use.
Capabilities
The FW851 does not occupy an address on the Fire Alarm Control Panel’s ALU.
Compliance
UL864 / ULC S527 / FM Listed
LED Indicator
The device LED will indicate the trouble condition by yellow steady on. When the trouble is cleared, the internal relay will restore the power line and the device’s LED will indicate normal operation.
- Voltage Range: 15 to 28VDC
- Operating Temperature: 32°F to 120°F (0°C to 49°C)
- Operating Humidity: 0% to 93% RH
- Voltage Range: 15 to 28VDC
- Mounting: FW800 Base
Datasheet and Installation Manuals
Case Studies / Projects
Customer Support
Email: info@maplearmor.com
Phone: +1 (514) 631-3131
Phone: +1 (844) 988-8866
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