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Key Benefits Universal Compatibility: Field-selectable 2-10VDC or 4-20mA input ensures seamless communication with standard BAS controllers
total resistance for platinum sensor wiring should be limited to 2 ohms
Ensure electrical power is disconnected before integrating this HVAC safety switch into your existing wiring harness
making it a reliable solution for managing high-voltage components while maintaining a compact footprint
Whether servicing commercial chillers or pneumatic control lines
Sensus 143-IRV-1 Regulator 30067439-890 Key Benefits Universal Compatibility: Field-selectableThe Sensus 143 IRV 1 Regulator is a job site standard for residential natural gas service and light commercial meter sets. Built on the rugged 143 80 chassis, this model features a 1 inch NPT inlet and a 3 8 inch orifice, delivering precise pressure reduction for HVAC burners, unit heaters, and boilers. The integrated internal relief valve (IRV) provides essential overpressure protection, while the green spring is factory calibrated for an outlet
