Dwyer 3000MR-20CM Pressure Switch/Gage (Differential; 1/8" NPT Female; 0 to 20 cmH2O)

Pressure Type: Differential

Pressure Port Size: 1/8" NPT Female

Pressure Range: 0 to 20 cmH2O

Accuracy Class: > 0.25%

Dial Size: 5"

Alarm Types (DC/AC): SPDT

GAGE SPECIFICATIONS

Service: Air and non-combustible, compatible gases.

Wetted Materials: Consult factory.

Accuracy: ±2% of FS (3000-0 ±3% of FS). (3000-00 ±4% of FS).

Pressure Limit: -20˝ Hg to 35 psig (-0.677 bar to 1.72 bar). MP option: 35 psig (2.41 bar), HP option: 80 psig (5.52 bar).

Temperature Limits: 20 to 120°F (-6.67 to 48.9°C).

Process Connections: 1/8˝ female NPT (duplicated side and back).

Size: 4˝ (101.6 mm) dial face, 5˝ (127 mm) OD x 3-1/8˝ (79.38 mm); -SS Bezel: 4-3/4˝ (120.7 mm) OD x 2-21/32˝ (67.5 mm).

Weight: 1.8 lb (816 g).

Switch Type: Each set point has 1 form C relays (SPDT).

Relay Contacts: (Resistive load) 1 form C rated 1.0 A @ 30 VDC, 0.3 A @ 110 VDC or 0.5 A @ 125 VAC. Gold over clad silver – suitable for dry circuits.

Electrical Connections: 18˝ (46 cm) cable assembly with 8 conductors. Optional lengths: to 100’ (30.5 m).

Power Requirements: 24 VDC, regulated 10%.

Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations.

Set Point Adjustment: Adjustable knobs on face.

Compliance: CE.

See more detail information in the Datasheet

Datasheet