+61 2 9669 4000
Unit 19, 77 Bourke Road, Alexandria, NSW 2015 AUSTRALIA

Mid-West Instrument Model 120 Differential Pressure Gauge

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Mid-West Instrument Model 120 ''Filter Minder'' DP GAUGE
Differential Pressure Gauge - Piston Type

A very popular DP Gauge for measuring the differential pressure across filters, strainers, valves, pumps, chillers, and separators.

This low-cost model is also used for control and local flow indication.

Common Applications:

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

Product Features:

  • Differential Pressure Ranges from 0-5 PSID to 0-110 PSID or 0-25 KPa to 0-700 KPa
  • Piston Sensing Element
  • Working Pressures up to 6000 PSIG (400 bar)
  • Over-Range Protection, High over Low and Low over High
  • Gauge Housings available in Aluminum, Brass, 316/316L Stainless Steel, Aluminum Bronze and Monel
  • Wide Range of Elastomers

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

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
    • SPDT 3W, 125 VAC/VDC, 0.25 amps ce
    • SPDT 60W, 240 VAC/VDC, 1.0 amps ce
    • SPST 60W, 240 VAC/VDC, 3.0 amps ce
  • Electrical Enclosures Weather-Resistant, NEMA 4X or NEMA 7
  • CE Marked in Accordance With Low Voltage Directive CSAUL
  • Hazardous Locations
    • Div I
    • Div II

Model 120 series gauge is also available in bi-directional 4 1/2″ dial.