A range of timers and relays to compliment any access control system - from simple switching and lock release delay, to the control of timed free access through an electronically locked door, these accessories are essential for any engineers toolbox.
The TPG1 is a convenient relay and timer (0 to 20 seconds adjustable). It provides an auto-relock function controlled by the door contact and a changeover contact, making it ideal for door lock control.