The economical CX-SA1 features a momentary or extended trigger, two relays and 3 timers. The CX-SA1 will properly sequence an operator and electric lock (any kind) or two doors that form a vestibule. and it becomes a latching relay with the flick of a switch.

Ideal for automatic doors systems that require a make/break relay, uni-directional door sequencing or that require both momentary and maintained inputs. Provides latching output for connection to fire alarm (smoke EVAC) systems.