The Von Duprin PS914 power supply must be used on the EL devices with either the 900-2RS or 900-4RL option board since the EL devices requires power supplies set at 24VDC to be able to provide the ...
You can use a Von Duprin PS914 power supply with any of the following option boards depending on the application.
900-2RS board will power 1 or 2 devices that do not require timing from pow...
Followings are the list of the electric latch retraction EL/HDEL (hex dogging), QEL (quiet) kits:
114317-00
QELA Mod. Conv. Kit
040061-00
QELA Mod. Conv. Kit...
There is no conversion kit to add EL or ED to an existing 1690 or 1790 series device.
All of the components are built into the device, since the device does not have a separate baseplate.&n...
No, Von Duprin exit alarm ALK and electric latch retraction QEL or EL are installed in the same location and can't be ordered together with the same device.
You can not use these options together on the same device per the following reasons:
QEL/EL device retracts the latch bolt of the exit device allowing entry.
CX (Chexit) device locks the p...
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...