Mid-West Instrument Model 120 Differential Pressure Gauge Piston Type

Model 120 is a very popular DP Gauge for measuring the differential pressure across filters, strainers, valves, pumps, chillers, and separators.

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Model 120 Ex Enclosure
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Model 120 ”Filter Minder” DP Gauge

The Mid-West Model 120 Differential Pressure Gauge is made to measure and to monitor differential pressure in all applications such as filter pump performance with range of differential pressure options, high working pressure, overrange protection, easy to read dial and simple, non-rotating and flow-through design. Gauges come with a glass-reinforced thermoplastic, weather and corrosion resistant caging, as well as a shatter-resistant lens. Available in a variety of housings, aluminium, brass, stainless steel, and more. Various options for switch contacts and hazardous areas versions are available. The Mid-West Model 120 comes with a standard 5-year warranty and all the usual special features such as over-range protection, panel mounting, and high accuracy. Model 120 series gauge is also available in bi-directional 4 1/2″ dial.

Mid West Model 120 Piston Gauge Edited

Specifications

  • Differential Pressure Range (0-25 Kpa to 0-700 Kpa ) 0-5 PSID to 0-110 PSID (0-0.35 to 0-7.0 bar)
  • Available in a variety of Equivalent Ranges & Scales
  • Accuracy ±2% (ASME B40.100 Grade B) Full-Scale Ascending
  • Operating Temperature  -40ºF to +200ºF (-40ºC to +93ºC)
  • Dial Size 2-1/2″ Round (Standard), 3-1/2″ Round (Optional), 4-1/2″ Round (Optional)
  • Working Pressures up to 6000 PSIG ( 3000 PSIG for Aluminium and 6000 PSIG for Stainless Steel)
  • Material of Construction of Body – Aluminum, 316/316L Stainless Steel, Aluminum Bronze, and Monel
  • Materials of Construction of Internals – 316 Stainless Steel (Standard) and Monel
  • Switch options ce: SPDT 3W, 125 VAC/VDC, 0.25 amps , SPDT 60W, 240 VAC/VDC, 1.0 amps, SPST 60W, 240 VAC/VDC, 3.0 amps
  • Electrical Enclosures Weather-Resistant, NEMA 4X or NEMA 7
  • CE Marked in Accordance With Low Voltage Directive: CSAUL
  • Hazardous Locations: Div I and Div II

Common Applications

  • Filter/Strainer Monitoring
  • Compressed Air
  • Hydraulic
  • Refrigerant
  • Pump Performance Testing
  • Heat Exchanger Pressure Drop Monitoring

Product Features/Benefits

  • Simple Rugged Designs
  • Glass Reinforced Thermoplastic Gauge Front Is Standard
  • Weather Resistant & Corrosion Resistant Gauge Front
  • Shatter Resistant Lens
  • Low-cost Differential Pressure Gauge with switch options (including for hazardous areas)
  • 5 Year Warranty

Special Features

  • Over-range Protection Full to Maximum Working Pressure
  • Panel Mounting Standard
  • Pipe Mounting Kit Optional – 2″ U-Bolt
  • Wall Mounting Optional – Rear Mount
  • NACE Compliance Optional
  • Seismic Compliance Contact Factory

DOWNLOAD OUR MODEL 120 CATALOG DATASHEET.

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DOWNLOAD OUR MODEL 120 ELECTRICAL DATASHEET.

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