Security Fire System INPUT OUTPUT Module , Fire Alarm Addressable Control Module

LD4400EH-1 Addressable Fire Alarm Input Module: Used in 2 bus fire alarm systems, no polarity; Electronic coding, occupies one node address (code# from 0~255); One single colored LED indicating different status; Single channel of passive switching signal input; Being able to detect line disconnection problem on the passive switching line. Technical Data Type: Input Module LED indicator: Red LED light flashes in normal working mode; Red LED light keeps ON if it inputs a signal