Dwyer Differential Magnehelic Gauge
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Dwyer Magnehelic Differential Pressure Gage indicates Positve, Negative (Vacuum) or Differential Pressure and is accurate within 2%
4 inch dial size.
Wide choice of 81 models are available to suit your needs precisely.
The design resists shock, vibration and over pressures
Fan & Blower pressures
Pressure drop across orifice plate
Checks gas-air ratio control and automatic valves
Monitors blood and respiratory pressures in medical care equipment