Model 2021 FG/FGS/FS

Flow Meter

  • Up to 3,000 psig line pressure
  • Available in gauge only, gauge-switch combo, and switch only versions

Specifications: 2021 Flow FM Gauges


Flow Range

Max Line Pressure

Max Line Temperature


Electrical Availability

2021 FG/FGS/FS

GPH 0-2 to 0-40
GPM 0-0.04 to 0-0.8
LPH 0-8 to 0-150
LPM 0-0.14 to 0-2.5
SCFH 0-300 to 0-480
SCFM 0-5 to 0-8
SLPM 0-140 to 0-225
Nm3/hr 0-8 to 0-14

3000 psig
(200 bar)

200°F (93°C)

Liquids 2%
Air 5%

1 or 2 Switches
No Enclosure

Order Information

How To Order

Select from each of the applicable categories to construct a model number, and configure your instrument. Click the button to request a quote or for more information. If you are reordering you must supply the Part Number from your instrument label. Contact Orange Research or local Orange Research distributors for additional options and pricing information.

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Photos: Flow Gauge

2021 Family

2021 Front

2021 Back

WARNING: Some of our products contain Nickel, a chemical known to the State of California to cause cancer. For more information go to:

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