Compact units that provide low cost, high performance pressure regulation of compressed air or air/water. The low torque, non-rising adjustment knob with locking capability provides easy and precise adjustment. Models for use with air are self relieving. Models for air/water are non-relieving.

Dwyer solid plastic portable manometers are precision instruments in inclined and vertical (well-type) styles for the measurement of static pressure, vacuum or differential pressure. Suitable for Total Pressures Up to 100 psig, Temperatures Up to 150°F, Accuracy ±2% of Full Scale (1% on Model 115 Only).

Same rugged construction as used in Series 1000W plus explosion-proof design are combined in this unit. UL listed for Class I, Groups A, B, C and D; Class II, Groups E, F and G. Bellville spring movement permits mounting of control in any position and helps prevent contact chatter. Features Visible Setpoint, Fixed Deadband, and Ranges to 1400psi.

Extremely rugged construction provides excellent reliability in chemical, petroleum and industrial plants and provides high overpressure protection. Bellville spring movement permits mounting of control in any position and helps prevent contact chatter. Features Weatherproof Housing, Visible Setpoint, Fixed Deadband, and Ranges to 1400 psi.