QEL power comsumption

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Use the PS902-2RS power supply with LCN auto operator on single door, PS904-2RS power supply on double door and PS904/906-2RS-2RS for 2 pair of QELA is required for basic operation with a...
The Von Duprin PS902 power supply will operate the QEL device as long as you also use the 900-2Q board for devices shipped prior to September of 2012.  After July of 2012, the 900-2RS boa...
Applies only to Von Duprin QEL exit devices shipped after December 11th, 2014.1.0 amp inrush and a 0.14 amp holding current.
A red and green flashing LED's on a QEL indicates the device has been tampered with while power was applied, the push pad was pulled out at least three time. Wait 15 seconds and latchbolt will retr...
The push bar being pulled out three times while power is applied causes the lights to flash and the device to stop retracting.
Check to make sure there is no bind of the latch.
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...
The old MPB842 power supply will power up to two EL electric panic bars but will not power the QEL devices.  A defective potted module inside the electric panic bar or defective power supply coul...
No, you can only add one 900-2Q option board to the PS902 power supply and 900-2Q only can support two QEL devices.
Yes the Von Duprin QEL exit device retracts the latch bolt and pushpad. Pushpad and latch bolt stay retracted as long as power is applied to the QEL exit device.
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...