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Neptune 4D-MT LPG Tank Truck Meter

Brand: Red Seal Measurement
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The Neptune 2" LPG meter is the worldwide standard for truck mounted metering. The aluminum body flowmeter comes complete and ready for installation.

The 2" Type 4D-MT meter for Liquefied Propane Gas features a flanged outlet with ductile iron companion flange for easy installation and removal.

The 2" Type 4D-MT is 33% lighter in weight than the old 2" Type 4D.

The standard 4D-MT meter comes with:
  • Strainer
  • Vapor release
  • Pressure relief
  • Inlet Check valve
  • Differential valve
  • Vent-line check valve
  • Thermometer well
Available with Automatic Temperature Compensator (ATC) that compensates to 15° Celsius.

The dependable and accurate Neptune oscillating piston design has long been the meter of choice for refined fuel delivery.

The straightforward operating principle requires few moving parts and results in a robust and durable mechanism.

Combined with the E4000 electronic register, the Neptune LP gas meter delivers the highest accuracy and reliability attainable in mechanical metering.
Features
  • The industry standard for truck mounted custody transfer and invoicing
  • Oscillating piston with hard, low-friction Nituff Teflon – impregnated coating for long life
  • Registration flexibility – fully compatible with Neptune mechanical registers and the Neptune E4000 Electronic Register
  • Weights and Measures approved worldwide
  • Easy installation
  • Easily repairable. If necessary, the measuring chamber can be replaced in line with simple tools
The Neptune 2" LPG meter is the worldwide standard for truck mounted metering. The aluminum body flowmeter comes complete and ready for installation.

The 2" Type 4D-MT meter for Liquefied Propane Gas features a flanged outlet with ductile iron companion flange for easy installation and removal.

The 2" Type 4D-MT is 33% lighter in weight than the old 2" Type 4D.

The standard 4D-MT meter comes with:
  • Strainer
  • Vapor release
  • Pressure relief
  • Inlet Check valve
  • Differential valve
  • Vent-line check valve
  • Thermometer well
Available with Automatic Temperature Compensator (ATC) that compensates to 15° Celsius.

The dependable and accurate Neptune oscillating piston design has long been the meter of choice for refined fuel delivery.

The straightforward operating principle requires few moving parts and results in a robust and durable mechanism.

Combined with the E4000 electronic register, the Neptune LP gas meter delivers the highest accuracy and reliability attainable in mechanical metering.
Features
  • The industry standard for truck mounted custody transfer and invoicing
  • Oscillating piston with hard, low-friction Nituff Teflon – impregnated coating for long life
  • Registration flexibility – fully compatible with Neptune mechanical registers and the Neptune E4000 Electronic Register
  • Weights and Measures approved worldwide
  • Easy installation
  • Easily repairable. If necessary, the measuring chamber can be replaced in line with simple tools
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Specifications

Brand

Flow Rate

  • 77 to 386 gpm (291 to 1461 lpm) Measurement Canada
  • 20 to 100 gpm (76 to 380 lpm) NCWM

Temperature - Operational

  • -23°C to 52°C (-10°F to 125°F)

Working Pressure

  • 350 psi (24 bar) max. (24.6 kg/cm²)

Inlet Connection

  • Inlet Check Valve with 2” NPT

Outlet

  • Companion Flange Tapped for 1-1/2" or 2” NPT

Calibration

  • Neptune Positive Drive Change Gears and Patented Gear Shifter Assembly

Units of Measure

  • U.S. Gallons, Imperial Gallons or Litres

Reset Wheel Capacity

  • 9,999.9 gallons (99999 litres)

Preset Setting Capacity

  • Not Applicable

Printing Wheel Capacity

  • 9,999.9 gallons (99990 litres)

Totalizer Capacity

  • 99,999,999 gallons (99,999,990 litres)

Temperature Compensator

  • Range -23°C to 52°C (-10°F to 125°F) | Compensates to 15°C (60°F)

Approvals

  • UL
  • N.I.S.T./N.T.E.P. Handbook 44 C#02-047

Materials

  • Strainer: 80 Mesh Stainless Steel
  • Housing: Aluminum
  • Measuring Chamber: Bronze
  • Piston: Nituff® Teflon® Impregnation Coating
  • Dynamic Seals: Buna N
  • Static Seals: Buna N
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