Xp95 Input/output Unit With Isolator

clivesorts · 2014-06-17T18:33:18+0000

You will probably have a cable connected to relay 1 n/c and comm that will be carrying either 12/24v or 0v to the mags breaking on fire.

By clivesorts
June 17, 2014 in General Fire Alarm Queries

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