Ranges from 1 in. w.c. to 150 psid, ±0.5% Accuracy
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 chart on "Ordering" 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 chart on "Ordering" page. Power Requirements: 9 volt alkaline battery. Battery not connected. 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: FM, CE.