alk external inhibit

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Current exit alarm ALK released in November 2010 does ship standard with an EI (external inhibit) option.  ALK shipped prior to this would only have EI if ordered as a Special option.
The current Von Duprin ALK comes standard with the External Inhibit feature.
For Chexit devices shipped after 8-24-2015 with motor driven connect your normally closed contact from access control system between green and red on the twelve field wire ...
Chexit devices shipped prior to 8-24-2015 were solenoid driven: A normally closed card reader contact, key pad contact or any other control contact connects to the G...
If a door position switch (DPS) is connected across the green and white wires of the CX the CX would go into alarm if the door is held open when it attempts to rearm.  If no DPS is used the ...