APL 312 Position Monitoring Limit Switchbox is essentially a larger version of the APL 210. The APl 312 is a rotary type position indicator; designed to integrate a valve and pneumatic actuator with a variety of internal switches or sensors. Suitable for small size pneumatic actuators the APL switchbox offers mechanical, low cost single pole, double throw plated contact switching with an operating life of 100,000 cycles.
The APL-312 is an IP67 Aluminium bodied standard switchbox with 4 x V3 SPDT limit switches, Beacon indicator & Stainless steel Namur bracket.
APL switchboxes also benefit from hermetically sealed proximity switches.
