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Operating on a normally closed circuit
Specifically engineered for VT Series valves utilized with V-3802 and V-4000 pneumatic actuators
always match the original temperature specifications (175°F Open / 125°F Close) provided by the manufacturer
Common Questions What causes a York rollout switch to trip repeatedly
System Sensor ST-3 Sampling Tube Operating on a normally closedThe System Sensor ST 3 is a 3 foot metal sampling tube designed for HVAC duct smoke detection in air streams widths ranging from 2 to 4 feet. As a veteran grade replacement for the L 307 1, this rugged cold rolled steel component is essential for ensuring your InnovairFlex or legacy System Sensor DH100, DH200, DH400, and DH500 series detectors function according to code. When installing, always ensure the air inlet holes face directly into the airflow
US$ 160.00
US$ 247.50