GPI Flomec OM Series Oval Gear Flowmeters

Prices starting at:
$646.00
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SKU
OM-Series

Great Plains Industries' Flomec Oval Gear meters are designed for low flow and high accuracy applications in viscous fluids. Available in 1/8" to 4" fitting sizes.

Great Plains Industries' Flomec OM series oval gear meters are designed for low flow and high accuracy applications in viscous fluids. These units are available with a pulse output from either the reed switch or hall effect sensor. OM Series flowmeters come in small capacity, medium capacity, or large capacity versions.

  • 1/8" to 4" fitting sizes
  • 0.3 GPH to 400 GPM flow rates
  •  ±0.5% or ±1.0% accuracy
  • Quadrature pulse outlet option and bi-directional flow
  • Mechanical or digital displays with outputs available
  • Optional ATEX, IECEx approvals

Model Selection Guide

Use this table to build the right model for your application.  Don't see the option you need? Call a Lesman sales specialist at 800-953-7626

Description Catalog Number
OM Series Oval Gear Flowmeter with Mechanical Register
Pipe Size1/2"OM015-
1"OM025-
1-1/2"OM040-
2"OM050-
3"OM080-
4"OM100-
Body MaterialAluminumA_ _ _ -
316L Stainless SteelS_ _ _ -
Rotor MaterialStainless Steel_51_-
PTFE-Filled Polyphenylene Sulfide_00_-
O-Ring MaterialFKM (Viton) [Std for Aluminum]_ _ _1-
PTFE Encapsulated FKM_ _ _3-
Buna-N Nitrile (-40° F Minimum)_ _ _4-
Process FittingNo Fitting800
NPTF Threaded820
150# ANSI RF FLanged840
300# ANSI RF Flanged850
Integral Options4-Digit Mechanical Totalizer, Liters-M3
4-Digit Mechanical Totalizer, Gallons-M4
5-Digit Mechanical Totalizer, Liters-V1
Description Catalog Number
OM Series Oval Gear Flowmeter with Digital Interface
Pipe Size1/8"OM004-
1/4"OM006-
3/8"OM008-
1/2"OM015-
1"OM025-
1-1/2"OM040-
2"OM050-
3"OM080-
4"OM100-
BodyAluminumA_ _ _ -
316L Stainless SteelS_ _ _-
RotorStainless Steel_51_-
PTFE-Filled Polyphenylene Sulfide_00_-
O-Ring FKM (Viton) [Std for Aluminum]_ _ _1-
PTFE Encapsulated FKM_ _ _3-
Buna-N Nitrile (-40°F Minimum)_ _ _4-
Max. Temp176°F8_ _
250°F2_ _
Process ConnectionNPTF Threaded_2_
150# ANSI RF Flanged_4_
300# ANSI RF Flanged_5_
Sanitary Fittings_3_
No Fittings_0_
Cable Entries3-6mm Cable Gland or No Cable Entry_ _0
M20 x 1.5mm_ _1
1/2" NPT*_ _2

*1/2" NPT Adapter on > OM008 and OM015N

Integral Options (Add Suffix) Suffix
Combination Reed Switch/Hall Effect Sensor
Reed Switch Only (for IS installations) -RS
High Resolution Hall Effect Output (for 1/8" and 1/4" meters only) -HR
ATEX, IECex EF with High Res Hall Effect Output (for 1/8" and 1/4" meters only) -H1
Quadrature Pulse: 2 NPN Phased Outputs -QP
ATEX, IECex EF with 2 NPN Phased Outputs -Q1
Stainless Steel Terminal Cover -SS
ATEX, IECex Explosion-Proof Housing -E1
ATEX, IECex Mine Explosion-Proof Housing (SS meters only) -E2
RT14 Intrinsically Safe Rate/Totalizer Display with All Outputs -R5
RT40 Backlit Rate Totalizer -R4
E018 Aluminum Backlit Rate/Totalizer, Pulse, 4-20mA, Lin, HART (Not for 1/2" meters) -E18
E018 SS Backlit Rate/Totalizer, Pulse, 4-20mA, Lin, HART (Not for 1/2" meters) -E19
More Information
Flow Technology Oval Gear
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