Series 475	Mk III Handheld Digital Manometer Ranges from 1 in. w.c. to 150 psid, +/-0.5% Accuracy
New LOW Range Option 0-1.000 in. w.c.
Measures Positive, Negative and Differential Pressures
Rugged, Extruded Aluminum Case
Lightweight, Fast and Easy to Use
Selectable English/ Metric Units
FM Approved
SPECIFICATIONS
Service: Air and compatible combustible gases.
Wetted Materials: Consult factory.
Accuracy: +/-0.5% F.S., 60 to 78๐F (15.6 to 25.6๐C);                     +/-1.5% F.S from 32 to 60๐F and 78 to 104๐F (0 to 15.6๐C and 25.6 to 40๐C)
Pressure Hysteresis: +/-0.1% of full scale.
Temperature Limits: 0 to 140๐F (-17.8 to 60๐C).
Compensated Temperature Limits: 32 to 104๐F (-0 to 40๐C).
Storage Temperature Limits: -4 to 176๐F (-20 to 80๐C).
Display: 0.42” (10.6 mm) 4 digit LCD.
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.
Model Number		English Range	Metric Range	Maximum Pressure
475-000-FM		0-1.000 in w.c.	.2491 kPa	5 psig
475-00-FM		0-4.000 in w.c.	0.996 kPa	5 psig
475-0-FM		0-10.00 in w.c.	2.491 kPa	5 psig
475-1-FM		0-20.00 in w.c.	4.982 kPa	10 psig
475-2-FM		0-40.00 in w.c.	9.96 kPa	10 psig
475-3-FM		0-200.0 in w.c.	49.82 kPa	30 psig
475-4-FM		0-10.00 psi	.6895 bar	30 psig
475-5-FM		0-20.00 psi	1.379 bar	60 psig
475-6-FM		0-30.00 psi	2.069 bar	60 psig
475-7-FM		0-100.0 psi	6.895 bar	150 psig
475-8-FM		0-150.0 psi	10.34 bar	200 psig