DE5101 is a delay egress controller to provide a delay to open the door. It is used with Schlage Electronics M320, 350, or 390 24VDC magnetic lock, push bar with IR panic with a request to exit swi...
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...