Differential Pressure Switch Is Adjustable

The SCH-PSB is an adjustable differential pressure switch for monitoring overpressure, vacuum, and differential pressure of air or other non-combustible, non-aggressive gases commonly found in HVAC applications.

The SCH-PSB is an adjustable differential pressure switch for monitoring overpressure, vacuum, and differential pressure of air or other non-combustible, non-aggressive gases commonly found in HVAC applications. The switching pressure is adjustable without a pressure gauge via a scaled adjustment knob. The switching differential is easily adjusted with a screwdriver.