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New mechanical platform with revolutionary chamber offering improved false alarm immunity
Panel requires 2 X 12V Batteries which are sold separately
XPander optical detectors operate on the well established light scatter principle
It works on a supply voltage of 10VDC to 30VDC
CTEC FF502P 4 Zone Sounder Circuit Extender Kit Refuge System New mechanical platform with revolutionary4 Zone Sounder Circuit Extender Kit Order code: FF502P Provides four extra conventional sounder circuits with open and short circuit fault monitoring. Compatible with most manufacturers fire alarm control panels. Supplied on a double gang plate. Basic connection requires four wires: 24 VDC, 0V, Sounder Ve & Sounder +Ve. Sounder Ve & Sounder +Ve can be connected at the host panel or any convenient point on a sounder circuit (DO NOT SPUR). 24 VDC and 0V
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