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Operating at a nominal 1050 RPM
making it a rugged choice for demanding mechanical room environments
ensuring signal integrity across the system bus
Constructed with a durable aluminum casing and oil-filled for superior heat dissipation
Technicians should monitor the pressure drop across the filter housing
Cleveland Controls AFS-531-328 Switch 322056-301 Operating at a nominal 1050As a seasoned contractor, you know that proving fan status and monitoring pressure drops requires a switch that doesn't drift. The Cleveland Controls AFS 531 328 is a professional grade differential air pressure switch designed for precision in HVAC, energy management, and industrial ventilation. Featuring a field adjustable setpoint range of 0. 05" to 1. 0" w. c., this unit allows for fine tuning to meet specific economizer or proving switch