is an option board required

RELATED FAQS

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Product Ordered after 7/10/2012 - Product identified by label on QEL motor You no longer need to use the 900-2Q option board (no longer available) with the PS900 power supplies to ...
Product Ordered before 7/10/2012 - Product identified by no label on QEL motor. You must use the 900-2Q option board with the PS900 power supplies to operate the QEL devices.  The attached ta...
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 ...
The QEL exit devices that were shipped prior to August, 2012 will only communicate to the PS873 with 871-2Q option board or PS900 series with 900-2Q option board. If you...
If you have an old digital 4630 or 4640 operator with an I/O Board assembly that has two terminal strips, one with terminals 1-12, and the other that has 13-24 and you are in need of replacing the ...
Fire alarm contact would tie right into the Von Duprin Chexit device not to the PS914 power supply. There is no requirement to install the fire alarm board.
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.
Older units with 6 digit serial numbers dating before July 2004 will require a main board change with a change in the camera.