Hvac Dwyer Manometers | Intrinsically Safe Handheld Digital Manometer (0 – 10.0″ W.C.)

The Series 475 Handheld Digital Manometer Measures Positive, Negative, Or Differential Pressures Of Air And Natural Gases In Ranges From 1 In W.C. (0.249 Kpa) To 150 Psid (10.34 Bar). The Dual Push Pads On The Front Panel Control The On/Off, Auto Zero, And Pressure Unit Selection, Allowing For Simple Operation With No Set Up Needed. When Used With A Dwyer® Pitot Tube, The Series 475 Can Also Be Used As An Air Velocity Gage.

Features:

• Rugged Aluminum Case Protects Instrument From Damage During Transport/Use
• Large, Easy To Read Lcd And Simple Operation
• Fm Approved To Be Intrinsically Safe In Hazardous Locations, Class 1, Div 2, Groups A, B, C, D, T4 Ta = 70°C

• Monitoring Natural Gas Pressures On Boilers And Other Combustion Equipment
• Air Velocity Monitoring, When Used With A Dwyer® Pitot Tube And Av Calculato
• Field Calibration Of Other Instruments
• Monitoring Or Troubleshooting Hvac Systems