el devices not holding back

RELATED FAQS

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If mechanism cover plate causes the EL solenoid to drop when slid over the solenoid, the solenoid plunger requires adjustment.  You must lengthen the rod by turning the hex nut in front of the plun...
To keep the Von Duprin electric latch retraction EL or QELA exit device dogged (retracted) all day, have your access control, Key pad, key switch, fire alarm contact or any other signals ...
If your Von Duprin EL (solenoid) device pulls and releases quickly instead of holding the latch retracted, please check all of the items below.In most cases, one or more of these solutions will r...
An EL device can't be converted to mechanical device. If the device is not connected to the power supply, it would function mechanically but no mechanical dogging option.
The Falcon EL devices can be operated in a continuous duty cycle.
Use a normally closed fire alarm as the input to the power supply option board (PS873-2 or PS914-2RS), this will hold the latch retracted.  During a fire alarm, the contact will open, dropping...
The potted circuit breaker for the Von Duprin EL device does the switching from the 16 amp pull coil on the solenoid to the .33 amp holding coil of the solenoid.
Following items could cause the DC output on PS914 series power supply to drop when access control is activated. Wrong gauge wire from power supply to the the power transfer. Excessive wire run...