475系列 Mark III手持式數顯差壓計量程范圍從1英寸水柱到150psid，精度為±0.5%
規格：
q Service: Air and compatible combustible gases.
q Wetted Materials: Consult factory.
q Accuracy: ±0.5% Full Scale, 60 to 78°F (15.6 to 25.6°C); ±1.5% Full Scale from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C).
q Pressure Hysteresis: ±0.1% of Full Scale.
q Pressure Limits: See catalog page.
q Temperature Limits: 0 to 140°F (-17.8 to 60°C).
q Compensated Temperature Limits: 32 to 104°F (0 to 40°C).
q Storage Temperature Limits: -4 to 176°F (-20 to 80°C).
q Display: 0.42" (10.6 mm) 4-digit LCD.
q Resolution: See Ordering page.
q Power Requirements: 9 V alkaline battery, installed non-functional, user replaceable.
q Weight: 10.8 oz. (306 g).
q Process 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 & 475-8 only.
q Agency Approvals: CE, FM.
特點：
q 新的低壓量程范圍可選0-1英寸水柱
q 監測正壓，負壓或差壓
q 堅固的鑄鋁外殼
q 重量輕，快速方便使用
q 可選公制/英制
q FM認證
q 選型：
Model | English Range | Metric Range | MAX Pressure |
475-000-FM 475-00-FM 475-0-FM 475-1-FM 475-2-FM 475-3-FM 475-4-FM 475-5-FM 475-6-FM 475-7-FM 475-8-FM | 0~1.000" w.c. 0~150.0 psi | 0.2491 kPa 10.34 bar | 5psig 5psig 5psig 10psig 10psig 30psig 30psig 60psig 60psig 150psig 200psig |
