LX RX QEL

RELATED FAQS

Question
Answer
The attached table shows the part numbers for LX-RX and LX-RX-LC switches field installed.
The QEL conversion kit (3' or 4') and the RX switch kit (050251-00) can convert the 9927 to QEL-RX9927 device.
Yes, the QEL device includes a cable assembly part number 110388-00.Since 12/2014, that cable comes in a package (part 116549) with the long cable mentioned above and the small cable that plug...
This is available.  You will need the SD center case kit, SD center case cover, SD cylinder dog housing, and EL/QEL conversion kit.
It is not possible for an exit device to have an EL/QEL component and an exit alarm.  There is not enough room in the device to house both items.
The Von Duprin EL33A/35A/98/99 device can be converted to the QEL device by getting the correct sized QEL baseplate conversion kit. The existing PS914 or PS873 power supply can be used. ...
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.
The following could cause the QEL device to retract and release repeatedly: If this is a vertical rod type device, the vertical rods could be adjusted too short. Check rods for dead locking, ...
Applies only to Von Duprin QEL exit devices shipped after December 11th, 2014.1.0 amp inrush and a 0.14 amp holding current.
The 900-2RS is recommended to be used with EL devices but if you have a 900-2Q with PS914 power supply it can be used to operate up to two EL or one EL and one QEL devices .
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 ...
PN33/35/98/99 Pneumatic exit devices are not usually used with RX or LX switches since the Pneumatic PN device is used instead EL to eliminate the electric from the device.
The hole should be drilled in the field once the end cap is located on the door.  It is a 5/8" hole, that is located 5/16" from the end of the mechanism case. See installation instruction of t...
The RX monitors the push bar while the LX monitors the latch bolt of the exit device. A SS device has an LX and a key cylinder switch plus an emergency push bar signage.
The Von Duprin RXLX combination switch must be ordered together as one assembly. Existing RX or LX switch must be removed to install the combination RX LX switch. Make sure correct RX LX combinatio...
RX switch is request exit and LX switch is latch bolt monitor switch. They do not required a power supply directly. The electrified hardware that RX or LX switch conne...
You can use the QEL+ device with 900-2Q option board. The 900-2Q board is obsolete with no stock remaining.   
You may have a defective motor bracket, defective base plate or vertical rod could be out of adjustment.
See below for QEL device requirements: QEL devices shipped prior to 7/23/12 must have the 2Q option board for the communication link between the power supply and the exit device. &nb...
For most exit devices, please refer to the specific device series catalog for minimum door opening width the device can be cut down to fit.   Be aware that some device options, frame...
The Von Duprin PS914-2RS retracts the EL or QEL device approximately 200 times with five second hold time after each pull.
SD is Special cylinder dogging in the center case of 98/99 rim and vertical rod non fire rated devices and is available with standard, EL, QEL, CX and ALK.
SD option is available and is also standard with Von Duprin 98/99 rim and vertical rod exit devices but not available with mortise device.
Improper mechanical adjustment or QEL calibration could cause the QEL cycle three times with solid LED and not work. First check mechanical adjustment on vertical rods or mortise lock device and co...
The 900-2Q board is no longer available. For warranty purposes, QEL conversion kit and 900-2RS board are required. The 900-2RS replaces the 900-2Q board.
  Pushing on the push  bar or activating the EL/QEL or the trim on Von Duprin XP98/99 exit device does not retract the latch, it releases the latch only. Door must be pushed or pulled when device o...