Cleveland Controls RFS-4100-078 Air Flow Switch 320074-702 the International Environmental 71488504 Actuator

the International Environmental 71488504 Actuator is a standard-issue component for precise fluid and airflow management

This 1/2 inch 2-way globe valve is engineered with a normally open configuration and a push-down-to-close action

Operating at 120 Volts and 60 Hz

as it would constantly admit air into the return line

this device features an industrial-grade snap-action disc designed to interrupt the burner circuit if heat exchanger temperatures exceed the safety threshold of 150

Cleveland Controls RFS-4100-078 Air Flow Switch 320074-702 the International Environmental 71488504 ActuatorThe Cleveland Controls RFS 4100 078 Air Flow Switch is a high sensitivity differential pressure switch specifically engineered for HVAC ventilation monitoring and air proving applications. This unit features a factory calibrated 0. 17" WC actuation point, making it an essential component for detecting low airflow conditions in critical ducts or air handling units. Built with a robust plated housing and a durable silicone diaphragm, the RFS 4100 078