Sell 2-zone expanding module

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Detect Mode:2-zone expanding module
AB-1102 has bus communication function, widely used to connect with detectors far away, such as perimeter
Technical parameter :
 Can connect with two NC zones
 Can be used together with AB-1056, AB-2520, AB-2064 and AB-1816 alarm control panel by bus
 Dimension: 61.5*20.5*13.0mm
 Small size, can be set in different detectors
 Working voltage: 10-24V