anyone know what is the simple relay logic for 36 inputs alarms with acknowledge and reset and each input has to distribute to 3 different area? hopefullly someone can give sample logic. Thanks
36/3= 12 inputs per area, 12 inputs per circuit, make all 12 I contacts parallel then coupled with acknowledge and reset switches and relay for output to be connected at central annunciator/alarm(this to minimize wiring making all the 36 inputs parallel).
or you can have 12 I parallel to a relay that alarms the main annunciator/alarm system if you dont want a localized per area alarm system.
study ladder diagram, it will make the job even easier.
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