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The following items may cause the  PS900 series power supply to have no DC output voltage. 1. If  the DC voltage selection jumper is missing, the power supply will not provide any D...
In a push button type switch (RX or LX), in which the contacts remain in one state unless actuated, the contacts can either be normally open (abbreviated "n.o." or "no") until closed by o...
Most common issue listed below: Chexit devices shipped after 8-24-2015 with motor driven. The Green wire is not shoeted to the Red wire if no Access Control system is used.If Access Control is us...
 Chexit devices shipped prior to 8-24-2015 with solenoid driven. The GREEN wire is not shorted to the WHITE if no Access Control system is used.If Access Control system is used,...
The Benchmark III control has a 24VDC, 2.5 amp power supply, and built in relay for controlling electric strikes or other accessories less than 2.5 amps current load. For a fail secure strike, r...