Service: Air and compatible combustible gases.

Wetted Materials: Consult factory.

Accuracy: ±0.5% F.S., 60 to 78°F (15.6 to 25.6°C); ±1.5% F.S. from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C).

Pressure Hysteresis: ±0.1% of full scale.

Pressure Limits: See catalog page.

Temperature Limits: 0 to 140°F (-17.8 to 60°C).

Compensated Temperature Limits: 32 to 104°F (0 to 40°C).

Storage Temperature Limits: -4 to 176°F (-20 to 80°C).

Display: 0.42" (10.6 mm) 4-digit LCD.

Resolution: See Ordering page.

Power Requirements: 9 V alkaline battery, installed non-functional, user replaceable.

Weight: 10.8 oz. (306 g).

Connections: Two barbed connections for use with 1/8" (3.18 mm) or 3/16" (4.76 mm) I.D. tubing. Two compression fittings for use with 1/8" (3.18 mm) I.D. x 1/4" (6.35 mm) O.D. tubing for 475-7-FM & 475-8-FM only.

Agency Approvals: CE, FM.