RX LX QEL

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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.
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...
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 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...