Potted module purpose

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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...
The new potted module ( PWM ) operates with a soft start, gradually increasing the input on time to the pull coil until it is on 100% of the time. This results in less noise when EL solenoid is pul...
  For Product Shipped Prior to August 2012 using the old (black) potted module: a.       0-100 ft 14 gauge wire b.      0-200 ft 12...
 
Current EL and QEL baseplate conversion kits can be used on all latching types of the 33/35 series (non "A" version which were manufactured prior to 2003).  At one time, the obsolete black EL ...
Following items could cause the DC output on PS914 series power supply to drop when access control is activated. Wrong gauge wire from power supply to the the power transfer. Excessive wire run...
For Product Shipped Prior to August 2012 using the old (black) potted module:a.       0-100 ft 14 gauge wireb.      0-200 ft 12 gauge wire&nbs...
One of the following items may cause the EL1490 device to retract then release: Incorrect power supply - Verify you have the PS873-2/4TD or PS914-2RS/4RL power supply. Problems with wire gauge...
VISIT US.ALLEGION.COM/EL-SUPPORT FOR TROUBLESHOOTING VIDEO, DOWNLOADABLE GUIDE, AND INSTALLATION INSTRUCTIONS(For best viewing, use Chrome or Firefox browser.)ALLEGION EL SOLENOID ELECTRI...
One of the following items may cause the EL1690 device to retract then release: Incorrect power supply - Verify you have the PS873-2/4TD or PS914-2RS/4RL power supply. Problems with wire gauge...
If your Von Duprin EL (solenoid) device pulls and releases quickly instead of holding the latch retracted, please check all of the items below.In most cases, one or more of these solutions will r...
Following could cause the fuse to blow in Von Duprin PS873 power supply. PS873 power supply provides 2AMP at 24VDC or 4AMP at 12VDC. If this limit is exceeded the fuse will blow in the power sup...
Some transformers in the power supplies provide a little humming noise and that is normal. If the humming in Von Duprin PS873 power supply is loud follow these steps. Remove the load from the outp...
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.
The 4600 is designed for an opening with (MOSTLY) manual traffic, and the (OCCASIONAL) automatic activation. The Senior Swing is designed for an opening with (MOSTLY) automatic activation, and (OC...
The (SF) "Swing Free" arm allows the door to be put into hold open position, but then repositioned (swing free) to any other degree of opening without taking the closer out of the hold open mode....
EL wiring harness is no longer needed with new EL potted modules.
The power to the Von Duprin potted module also called potted circuit breaker is non polarized.
For Potted Modules (black color) shipped before August of 2012, you can test by applying power to the potted circuit breaker to and if good the following voltages will be seen (be careful...
The PS873-2 power supply will still operate the EL with new potted module.
Followings could cause the PS914-2RS power supply to cycle on and off: Wrong gauge wire or run distance from power supply to the EL device. Click HERE for wiring requirements Over load  to the ...