Trough Beam Proximity Switch

Protocontrol offers variety of proximity switches & sensors for automation. More than 3500 varieties of switches are offered under one roof. These include tubular threaded switches from m5 to m 80, square rectangular, slot types. The supply voltage available is ac, dc and ac-dc universal. Special namur switches are certified for use in hazardous area. Models with quick disconnect plug are offered for ease of wiring. Switches can directly be connected to load like plc.
trough beam type optical proximity switch:
beam of invisible pulsed modulated infra-red light is produced by emitter. This beam is sensed by receiver at another end. When this beam is interrupted by object, the receiver signal gets changed and signal is produced.