The Series VSM vacuum switch and Series VCM miniature vacuum switch are adjustable switches that can be used in automation systems and vacuum systems and are suitable for pneumatic, hydraulic, lubrication and general industry applications.
The VSM vacuum switch is adjustable over a 400mbar range with a separate adjustment for the differential of up to 30% full scale while the miniature VCM has an operating range of -200 to -900mbar.
The VCM miniature is available as normally open or normally closed, single pole/single throw (SPDT) units while the VSM is single pole/double throw (SPDT) and are also available as normally open or normally closed units.
The VSM adjustable vacuum switch connects electronically via a DIN plug (PG09) and port connection is 1/4” BSP parallel with an o-ring gasket.
The VCM miniature adjustable vacuum switch comes with a standard port connection of 1/8” BSP male taper however can be requested as 1/4” also.