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“
VON DUPRIN OPTIONS
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RELATED FAQS
Question
Answer
What is the difference between Von Duprin LX and/or RX switches and the Signal Switch SS option?
Resolution:
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.:
Can the new 900-2Q option board be used with an old Von Duprin PS873 power supply?
Resolution:
The PS900 power supplies will only accept the 900-XX option boards.:
Does Von Duprin offer a classroom security option with visual status indication?
Resolution:
Von Duprin offers two options: The CDSI/HDSI Dogging Indicator provides an at-a-glance verification of the status of the door from inside of the room. Visible “LOCKED” and “UNLO...:
Can the Von Duprin ALK exit alarm be ordered with hex dogging option on?
Resolution:
The standard exit alarm ALK devices are not available with dogging option. The device can be ordered through Engineering Special with dogging option on non fire exit devices. This special is o...:
Why is the 2Q option board required to operate Von Duprin QEL devices?
Resolution:
Communication takes place between the 2Q option board and the Von Duprin QEL exit device. If this communication does not occur then the device will not retract. The 900-2Q board is not ...:
Does the Von Duprin CD kit include the machined cover plate for the cylinder?
Resolution:
The Von Duprin CD kit comes with the cover plate machined to accept the cylinder dogging mortise cylinder.1 1/4" mortise cylinder with an inverted straight cam is required for CD option on Von Dupr...:
Does the cam have to be inverted for cylinder dogging on the falcon 25?
Resolution:
The cam is not inverted on the mortise cylinder for the CD option.:
Can you add the LX option to a Von Duprin device that already has the RX option?
Resolution:
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...:
What is (SD) Special Dogging?
Resolution:
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.: