Input Output Module works

digital output module (hereinafter referred to as modules) for switching the bus system in the normal fire radio systems and fire radio broadcasts between. Here I hope to see some information to help you in Downing online.plc analog output moduleembedded microprocessor, microprocessor controller communication and fire alarm, power bus brownout detection, input and output line fault detection, output control, input logic state judge, the status LED control. Module after receiving the fire alarm control start command, pull the relay, the scene shifted from the normal speakers to fire radio broadcasts, and the indicator lights, while the answering signal information transmitted fire alarm controller, indicating successful handover