The Belimo B307 is typically used in air handling units on heating or cooling coils

This product is the copper tube assembly itself

Common signs include a loud screeching or humming sound upon start-up

ODP Enclosure: Maximizes heat dissipation across the copper windings

Functional Devices RIBXLSA Relay 322027-701 The Belimo B307 is typicallyThe Functional Devices RIBXLSA is a heavy duty enclosed relay and current sensor combination designed for streamlined building automation and motor control applications. This unit integrates a 10 Amp SPST relay with an internal adjustable AC sensor, eliminating the need for an external current ring and reducing panel clutter. Engineered for versatility, the 10 30Vac dc coil accepts a wide range of control voltages, making it compatible with most HVAC