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Fire Alarm
Universal mounting plate with onboard shorting spring that tests wiring continuity before devices are installed
selectable-output speaker strobes and dual-voltage evacuation speakers meet virtually any outdoor application requirement
Refer to the FACP Installation Manual to determine if the Intelligent Device Protocol is supported
Easy Installation
Siemens XTRI-S (S54370-B3-A1) Module Silent Knight SK-RELAY Fire AlarmSiemens XTRI (S54370 B3 A1) modules support two operation modes: polarity insensitive mode and isolator mode The module can be wired for either mode (refer to Figures 8 through 13). During the isolator mode, the builtin dual isolators will work at both sides of the module to isolate the line short in front or behind the module.