Mercoid Dpa-7043-153-64E, Double Bellows Differential Pressure Switch
Series DP Double Bellows Differential Pressure Switch, Switch Type - Snap-Action Switch, Model - Adjustable Deadband, Double Adjustments, Fully Automatic, Bellows Material - 316SS, Circuit - 153, Adjustable Range 0 - 30 psid Two opposing bellows in the Model DP differential pressure switch result in maximum sensitivity, quick response to changes and good vibration resistance
A wide variety of switches and circuit styles enables exactly the specific type of control function needed for any system
Mercury switches are a good choice for humid areas while snap switches are better able to resist vibration
Setpoint adjustment is easy thanks to external knobs and large, clear scale reading directly in psid
Standard enclosure is NEMA-1 style.