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always verify the actuator model number before installation
pressure fittings
What is the difference between a non-spring return and a spring return actuator for this model
The kit includes a SJB-112-P66 mechanical seal
Dwyer Instruments 1638-10 Pressure Switch 320074-702 always verify the actuator modelThe Dwyer Instruments 1638 10 Pressure Switch is the commercial standard for high precision monitoring of air and non combustible gases. Engineered with a large diaphragm, this Series 1630 switch provides the low range accuracy required for critical HVAC duct air control and damper positioning applications. It operates within a 3" w. c. to 12" w. c. range with a 0. 11 0. 30 approximate deadband, ensuring a reliable differential pressure response