How to control emergency lighting by fire signal
One is supervision and control, that is, automatic fire alarm system, which controls the switch of emergency lighting and accepts the feedback signal after its action. The former is the emergency light, with batteries, usually charging, fire after power failure, lit. The latter is the emergency light, there is no battery, fire automatic alarm system control module to emergency lighting control system signal, light emergency lights, and accept the action after the feedback signal.
The utility model relates to an automatic fire alarm system, which only accepts the closing signal of an emergency lighting charging power supply, and prevents the maintenance personnel from forgetting to open the emergency power supply when the utility model is closed.
This situation can not be generalized, you have to look at the design requirements, there are generally two cases.
