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 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, ...
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.
The link to the specific sheet can be found by clicking here: http://us.allegion.com/content/dam/allegion-us-2/web-documents-2/InstallInstructions/Von_Duprin_PS914_Power_Supply_Installation_I...
The standard Von Duprin PS873 power supply was replaced by the PS914 power supply.
NOTE: The newer PS900 option cards can NOT be used in the PS873 power supplies. The PS873 option cards also can NOT be used in the newer PS900 series power supplies.
Attached tables are power supply cross reference, power supply option board and power supply option board compatibility.
PS900-Model
PS900-Summar...
PS900- Model
PS900-Summary
Legacy supply (PS873)
900-2RS
2 zone control with sequencing
871-2 b...
Option Board
Von Duprin PS914
Schlage PS902, PS904, PS906
900-2RS
Yes
No
900-2Q
...