Accutrol VSS-50 Vertical Sash Sensor Vertical Bench-Top Hood

Accutrol VSS-50 Vertical Sash Sensor  Vertical Bench-Top Hood  MODEL VSS-50The Vertical Sash Sensor (VSS) is a Cable Extension Position Transducer that produces an electrical output signal proportional to cable extension. The VSS is installed onto the fume hood with it’s extension cable attached to the vertical rising fume hood sash or counterweight cable. As the sash moves up and down, the cable extends and retracts, providing an electrical signal that accurately depicts the sash position.