In-line Positive Displacement Flow Meters

83 Results
Low Flow Water Meter -- WM-PD Series
from Assured Automation

The WM-PD series water meters are volumetric piston displacement water meters. These meters use a mechanical transmission to advance a hermetically sealed, 8-digit register. They are suitable for use with potable cold water, and hot water. There are two sizes available, 1/2 inch and 3/4 inch. [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50 to 0.75
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Flow Meter Test Kit (One-Way Flow)
from HydraCheck Inc.

To test a hydraulic pump for leakage, you must consider three things: convenience, safety and accuracy. This portable test kit will give you the same result as testing your pump on a state-of-the-art test bench at a fraction of the cost. Comes complete with adjustable load cell, glycerin-filled... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Positive Displacement Water Meter -- D10 Series
from Assured Automation

The D10 is a positive displacement meter that is suitable for use on potable drinking water systems. The meters have a low starting flow rate and excellent accuracy within the normal flow range. All sizes include an internal reed switch and for pulse output with a 2 foot long, 2-wire cable emerging... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged; In-line Threaded
  • Pipe Diameter: 0.50 to 2.00
  • Process Media Type: Liquid
Flow Meter Test Kit (Reverse Flow Capable)
from HydraCheck Inc.

To test a hydraulic pump for leakage, you must consider three things: convenience, safety, and accuracy. This portable test kit will give you the same result as testing your pump on a state-of-the-art test bench at a fraction of the cost. Comes complete with adjustable load cell, glycerin-filled... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Inline Flow Indicator for Hydraulic Systems With Temperature Sensor -- FI1500 Series
from HydraCheck Inc.

Flow Indicators are designed for continuous monitoring or intermittent use commissioning and servicing hydraulic systems up to 5000 PSI, 345 bar. The large clear 63mm diameter dial ensures that quick checks can be made to determine pump performance and setting of flow control valves. They can be... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Inline Flow Indicator for Hydraulic Systems With Temperature Sensor -- FI750 Series
from HydraCheck Inc.

Flow Indicators are designed for continuous monitoring or intermittent use commissioning and servicing hydraulic systems up to 6000 psi (420 bar). The large clear 2-1/2 ″ (63 mm) diameter dial ensures that quick checks can be made to determine pump performance and setting of flow control... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Inline Flow Meter for Petroleum Fluids (One-Way Flow)
from HydraCheck Inc.

Ideal for monitoring pump performance and media flows in hydraulic systems. Flows up to 150 GPM (568 Lpm). Pressures up to 6000 PSI (414 bar). Use these flow meters to setup, adjust and test hydraulic pumps, motors, cylinders and more!. The only way to test a pump and motors safely and effectively... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Inline Flow Meter for Petroleum Fluids (Reverse Flow Capable)
from HydraCheck Inc.

Ideal for monitoring pump performance and media flows in hydraulic systems. Why choose a reverse flow, flow meter?. Generally, one-way flow, inline flow meters have an integral check valve assembly that prevents the oil from flowing in reverse. This feature is safe when testing hydraulic pumps, but... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Inline Flow Meter with Integral Load-Cell, Safety Relief Valve and Reverse Flow
from HydraCheck Inc.

HydraCheck adds versatility to its range of inline flow meter test kits by adding a safety relief valve to the load-cell. This unique feature removes the risks typically associated with testing fixed-displacement pumps and single-rod, double-acting cylinders. For example, in a fixed-displacement... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Positive Displacement Flow Meter -- BL Series
from Flow Technology, Inc.

Positive Displacement Flow Meters – BL Series. The Flow Technology BL Series positive displacement flow meter is ideal for high pressure applications, such as methanol injection. By eliminating the need for high-strength fasteners, Flow Technology developed a unique “Boltless ”... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded; Autoclave
  • Pipe Diameter: 0.06 to 1.00
  • Process Media Type: Liquid
DOM - Positive Displacement Flowmeters
from KOBOLD Instruments, Inc.

Product Features. Aluminum and Stainless Steel Bodies. Measures Liquids with Viscosities to 1,000,000 cPs (w/special cut gears). Operating Pressures to 5,800 PSIG (model dependent). Electronic Output Options Include Analog and Frequency Outputs, LCD Totalizers and Batch Controllers. Mechanical... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Oval Gear
  • Process Media Type: Liquid
M™ Series Flow Meters -- M-5 Aluminum
from Liquid Controls Group; a Unit of IDEX Corporation

M-5 Meters cases are made of aluminum with metering chamber components of various materials as required for Classes 1, 2, 3, 4, 14, 16, and 30 construction. It has a capacity of 60 GPM (227L/min). Choice of companion flanges with 1 1/2" standard and 2" optional NPT or BSPT threads. Also aluminum or... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); Socket Weld / Union (optional feature); In-line Threaded (optional feature)
  • Pipe Diameter: 1.50
  • Process Media Type: Liquid
EZ-View Flowmeters
from DME Company

For Oil, Water & Other Fluids. • Available with 1 ⁄2", 3 ⁄4" & 1" NPT threads. • EZ to install, in any position. • No special piping or flow straighteners needed. • No electrical connections. • Direct Reading Indication. • Accuracy within ±7%... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50 to 1.00
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
ISOIL Meter Series -- Model SBM 32
from MOUVEX-Blackmer

MOUVEX-Blackmer metering solution up to 204m ³/h. The "vane" technology widely used in our range of pumps and compressors is fully controlled. Vanes in touch with the body guarantee a matchless and long-lasting precision. The large selection of accessories available allows us to offer you the... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged
  • Meter Technology: Vane Technology
  • Process Media Type: Liquid
Gear Meter -- ZHM
from Litre Meter Limited

Round Gear Positive Displacement flowmeter system incorporating digital signal processing. [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.04 to 5.91
  • Meter Technology: Round Gear
  • End Fittings: In-line Flanged (optional feature); In-line Threaded
Externally Adjustable Flow Switch -- FS-10798 Series
from Gems Sensors & Controls

Flow Rate Settings: Liquids - Infinite Adjustment between 0.5 GPM and 20.0 GPM; Air/Gases - See chart. Port Size: 1/2" NPT. Primary Construction Material: Brass or Stainless Steel. Setting Type: Adjustable. These externally adjustable switches are ideal for protecting machine tools from coolant flow... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Turbulent Flow Piston Flowmeters (Size 1/4”, 3/8”, or 1/2”) -- Dr. Eddy®
from Burger & Brown Engineering, Inc.

Using FCI Technology, Dr. Eddy displays the condition of the water as it relates to flow efficiency: laminar flow, transient flow, or turbulent flow. Dr. Eddy has four scales built into the meter: three scales for FCI and one scale for flow rate. FCI Scales are selectable and correspond to cooling... [See More]

  • Mounting: In-line
  • End Fittings: Quick Connect
  • Meter Technology: Piston
  • Process Media Type: Liquid
Adjustable Flow Switches -- M-200 Series
from Malema Sensors

The M-200 Series flow switches are engineered and field tested for sensing increasing and decreasing flow rates of gases or liquids. Pressure variation effects are minimal. This series features such versatility, economy, and accuracy that they can be used in virtually any application requiring... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid; Gas
Oil Flow Meters
from Bijur Delimon International

Application. Individually calibrated and adjustable, Oil Flow Meters regulate and monitor oil flow. Features. Regulate and monitor oil flow to bearings and gears. Individually calibrated and adjustable with out graphs and viscosity curves. Various flow rates available in single meters or in banks of... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
Flow Sensor -- D0Z01
from Clark Solutions

Model DOZ01 flow sensors are used wherever the flow of liquids having different viscosities must be reliably and economically measured, such as in the following cases: Central lubrication systems. Transformer oils. Aggressive/caustic liquids in the chemical industry. The model DOZ01 flow sensor with... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25
  • Meter Technology: Oval Gear
  • End Fittings: In-line Threaded
Clear In-Line Flowmeters -- FLC
from OMEGA Engineering, Inc.

The FLC Series is the economical way to monitor municipal water flows, verify pump outlets and monitor fluid conditions. Piston design allows for horizontal, vertical or inverted installation and is a proven method for accurate, dependable flow rate indication. The compact design measures less than... [See More]

  • Mounting: In-line
  • Pipe Diameter: 1.00 to 3.40
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Gear Flow Meter -- Model G004
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range 0.04 to 4 liters/min. Maximum Operating Pressure 414 bar (6000 psi). Displacement 1.8 cc/rev. Weight 1.1 kg. Recommended Filtration 15 micron. Port Size(s). 1/8. " NPT or #4 SAE. Accuracy (at 30 cP). ±. 0.3% of reading over a 100:1 turndown (30 cP). Fluids Most... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.12
  • Meter Technology: Gear Meter
  • End Fittings: In-line Threaded
Digital Flow Meters -- M-Series
from Macnaught USA, Inc.

Macnaught M-Series Digital Flow Meters. The Macnaught M-Series Flow Meter class consists of our M1 Square Body Digital, MH High Pressure, and CR Chemical Resistant Flow Meter products. M1 Square Body Digital - Designed for Smallest Flow Meter Footprint Applications. Our F006, F009, M006, and M009... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); In-line Threaded
  • Meter Technology: Oval Gear
  • Process Media Type: Liquid
Electronic Disc Meter -- FM-300H
from Great Plains Industries, Inc.

Field calibration available, faceplate rotates 90 ° [See More]

  • Mounting: In-line
  • Pipe Diameter: 1.00
  • Meter Technology: Nutating Disc
  • End Fittings: In-line Threaded
Positive Displacement Flow Meter -- Hoffer Oval Gear Series
from Hoffer Flow Controls, Inc.

The unique design of Hoffer ’s Oval Gear meter incorporates two SMOOTH (toothless) oval gears 90 degrees out of phase. The measurement gears are held together by two timing gears. The timing gears have a pitch diameter equal to the outside diameter of the measurement gears. The flow through... [See More]

  • Mounting: In-line
  • Pipe Diameter: 1.00
  • Meter Technology: Oval Gear
  • End Fittings: In-line Flanged (optional feature); In-line Threaded (optional feature)
Positive Displacement Flow Meter -- DC-E Series
from Flow Technology, Inc.

Positive Displacement Flow Meters – DC-E Series (PD Meter). Flow Technology has taken its patented flowmeter design and made it simpler. Many customers do not need the wide array of options that the DC-I Series offers. Therefore, Flow Technology has removed all but the most commonly used... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded; NPT
  • Pipe Diameter: 0.12 to 1.50
  • Process Media Type: Liquid
DPM - Pelton Wheel Flow Sensor
from KOBOLD Instruments, Inc.

Product Features. Flow Ranges 0.24-11.1 GPH to 0.8-80 GPH. Brass or Stainless Steel Bodies. Pulse or 4-20 mA Outputs. Long-Life Sapphire Axle/Bearing Assembly. Compact Design. The DPM series flow sensor uses the pelton wheel principle to measure the flows of water and low viscosity liquids. Liquid... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Pelton Wheel
  • Process Media Type: Liquid
MA™ Series Flow Meters -- MA-4 Aluminum
from Liquid Controls Group; a Unit of IDEX Corporation

MA-4 Meters in Class 10 construction are designed specifically for LPG motor fuel applications (UL Listed): Capacity: 30 GPM (115 L/min.). Choice of 1 1/2" standard and 2" optional companion flanges. [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); Socket Weld / Union (optional feature); In-line Threaded (optional feature)
  • Pipe Diameter: 1.00
  • Process Media Type: Liquid
Flow Switch -- FS-150 Series
from Gems Sensors & Controls

Flow Rate Settings: Liquids 0.5 GPM to 5 GPM. Port Size: 1/2" NPT. Primary Construction Material: Polypropylene. Setting Type: Fixed. These slim, inline switches reduce pressure drop to a minimum. They incorporate a unique, dual-diameter, internal bore and piston configuration to minimize flow... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Fixed Set Point Flow Switches
from Malema Sensors

The operating principle is based on a free floating magnetic piston which responds only to the motion of fluids within the line, not to static or system pressures. In the presence of fluid flow, controlled movement of the piston actuates an external hermetically sealed reed switch. This switch can... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25
  • Meter Technology: Piston
  • End Fittings: Flare
Gear Wheel Flow Meter for Viscous Liquids -- DV04
from Clark Solutions

The measuring mechanism in the DV04 flow meter consists of a pair of gearwheels that are driven by the fluid stream, much like a gearwheel pump. The measuring mechanism is supported by sleeve bearings or ball bearings. Two antimagnetic sensors, with a relative phase offset of 90 ° and... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.12 to 1.50
  • Meter Technology: Oval Gear
  • End Fittings: In-line Threaded
Easy-View Flowmeter -- FL9000-AC
from OMEGA Engineering, Inc.

The FL9000-AC Series flowmeters are ideal for a wide range of flow monitoring applications. These low cost flow meters will install in any position easily. Additional features include an adjustable flow alarm externally mounted on the flow meter. The flow alarm will automatically open or close AC... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.75 to 1.00
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Gear Flow Meter -- Model G015
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range 0.15 to 15 liters/min. Maximum Operating Pressure 414 bar (6000 psi). Displacement 4.2 cc/rev. Weight 1.8 kg. Recommended Filtration 15 micron. Port Size(s). 3/8. " NPT or #6 SAE. Accuracy (at 30 cP). ±. 0.3% of reading over a 100:1 turndown (30 cP). Fluids Most... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.38
  • Meter Technology: Gear Meter
  • End Fittings: In-line Threaded
Hazard Zone Meters -- MX
from Macnaught USA, Inc.

Macnaught Hazard Zone Overview. Macnaught MX ExD, Intrinsically Safe, and Simple Safe Flow Meters were designed, certified and approved for most fluid Hazard Zone Atmospheres. Macnaught Hazard Meters are for clean process fluids and do not measure gases of fluids with solids. Clean Process Liquids... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); In-line Threaded
  • Meter Technology: Oval Gear
  • Process Media Type: Liquid
Positive Displacement Flow Meter -- DC-F Series
from Flow Technology, Inc.

Positive Displacement Flow Meters – DC-F Series (PD Meter). The patented Flow Technology DC-F Sanitary Series positive displacement flow meter (PD Meter) is ideal for liquid flow applications in the food, dairy, and pharmaceutical industries. The design is ideal for accurately measuring thick... [See More]

  • Mounting: In-line
  • End Fittings: In-line Clamp; In-line Threaded
  • Pipe Diameter: 0.12 to 2.00
  • Process Media Type: Liquid
DRZ - Piston Flow Meter
from KOBOLD Instruments, Inc.

Product Features. Flow Range 1.6 to 110 GPH. Accurate Measurements for Lubricating Media. Economical Brass Construction. Accuracy ±1% Reading. The KOBOLD DRZ series rotary piston positive displacement flowmeter combines economy with high performance. The DRZ series is designed to measure any... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid
MS™ Series Flow Meters -- MS-7
from Liquid Controls Group; a Unit of IDEX Corporation

Supplied with 2" ANSI flanged connections. [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); Socket Weld / Union (optional feature); In-line Threaded (optional feature)
  • Pipe Diameter: 2.00
  • Process Media Type: Liquid
Flow Switch -- FS-4 Series
from Gems Sensors & Controls

Flow Rate Settings: 0.1 GPM to 1.5 GPM. Port Size: 9/16" - 18 UNF. Primary Construction Material: Ryton ®. Setting Type: Fixed. More robust porting hubs offer better structural integrity. Molded cable grommet offers improved moisture protection. The FS-4 Series makes flow protection economical... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.56
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Fixed Set Point Flow Switches -- M-50 Series
from Malema Sensors

The M-50 Series low flow, flow switches monitor increasing and decreasing flow. They utilize a single moving part which responds to fluid (liquid or gas) flowing within a system. These switches are suitable for a wide range of applications in industrial, biomedical, and OEM products. The flow... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.12 to 0.25
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Easy-View Flowmeters -- FL-9000
from OMEGA Engineering, Inc.

The OMEGA ® FL-9000 E-Z View Flow meters provide accurate, in-line indication of oil or water flow rates at an economical cost. These meters utilize a spring and piston mechanism within a polysulfone metering tube. The E-Z View Meters are designed to mount in any position with no straight pipe... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.75 to 1.00
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Gear Flow Meter -- Model G045
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range 0.2 to 45 liters/min. Maximum Operating Pressure 414 bar (6000 psi). Displacement 13.5 cc/rev. Weight 3.7 kg. Recommended Filtration 30 micron. Port Size(s). 1/2. " NPT or #8 SAE. Accuracy (at 30 cP). ±. 0.3% of reading over a 100:1 turndown (30 cP). Fluids Most... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.35 to 0.50
  • Meter Technology: Gear Meter
  • End Fittings: In-line Threaded
High Accuracy Diesel Fuel Flow Meters -- FCM (fuel consumption)
from Macnaught USA, Inc.

Macnaught FCM Flow Meter. Macnaught FCM Flow Meters are special-purpose flow devices designed to provide .1% Accuracy in Fuel Consumption Meter Applications. FCM Meters thrive in harsh environments and work very well in heavy vibration, swirling dust, flying mud, heavy rain or other excessive mobile... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); In-line Threaded
  • Meter Technology: Oval Gear
  • Process Media Type: Liquid
Positive Displacement Flow Meter -- DC-I Series
from Flow Technology, Inc.

Positive Displacement Flow Meters – DC-I Series (PD Meter). The patented Flow Technology DC-I Series positive displacement flow meters (PD Meter) are ideal for a wide variety of liquid flow applications. These applications include, but are not limited to, paints, resins, petrochemicals,... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded; NPT
  • Pipe Diameter: 0.12 to 2.00
  • Process Media Type: Liquid
ZDM - Positive Displacement Flow Meter
from KOBOLD Instruments, Inc.

Product Features. Viscosities up to 100,000 cSt. Accuracy ±0.3% of Flow. To 6500 PSIG Max. Pressure. Can Detect Flow Direction. Handles a Variety of Lubricating Fluids. When your metering problem gets particularly dif ï ¬cult or when the absolute in precision is a must, the ZDM... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Rotating Gears
  • Process Media Type: Liquid
Flow Switch -- FS-925 Series
from Gems Sensors & Controls

Flow Rate Settings: Liquids - 0.1 GPM to 1.5 GPM; Air/Gases - see chart. Port Size: 1/4" NPT. Primary Construction Material: Brass or Stainless Steel. Setting Type: Fixed. This series of precision-calibrated switches provide reliable and consistent performance; repeatability is within 1%. FS-925... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Fixed Set Point Flow Switches -- M-62-F Series
from Malema Sensors

The operating principle is based on a free floating magnetic piston which responds only to the motion of fluids within the line, not to static or system pressures. In the presence of fluid flow, controlled movement of the piston actuates an external hermetically sealed reed switch. This switch can... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25 to 0.38
  • Meter Technology: Piston
  • End Fittings: Flare
Economical In-Line Flowmeter -- FL-6300A
from OMEGA Engineering, Inc.

The FL-6000 Series of general purpose flowmeters is designed to provide economical, accurate flow rate indication for oil and water. These industrial flowmeters utilize a spring-and-piston type assembly, which enables them to be mounted in any position, and gives immunity to changes in viscosity. [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Gear Flow Meter -- Model G105
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range 1.05 to 105 liters/min. Maximum Operating Pressure 414 bar (6000 psi). Displacement 38 cc/rev. Weight 7.7 kg. Recommended Filtration 30 micron. Port Size(s). 3/4. " NPT, #10 SAE,. Accuracy (at 30 cP). ±. 0.3% of reading over a 100:1 turndown (30 cP). Fluids Most... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.75
  • Meter Technology: Gear Meter
  • End Fittings: In-line Threaded
Industrial Grade Turbine Flow Meters -- MT
from Macnaught USA, Inc.

Macnaught MT Overview. Macnaught MT Turbine Flow Meters are Heavy Duty Industrial Grade Velocity Flow Fluid Measuring Devices. Our MT Meters utilize decades of proven cost-effective technology. Additionally, each meter is machined from solid 316 Stainless Steel Billet for reliable industrial... [See More]

  • Mounting: In-line
  • Process Media Type: Liquid
  • End Fittings: In-line Flanged (optional feature); In-line Threaded
  • Operating Pressure: 800 to 5000
Positive Displacement Flow Meter -- HP-I Series
from Flow Technology, Inc.

Positive Displacement Flowmeters – HP-I Series (PD Meter). The patented, highly accurate Flow Technology HP-I Series positive displacement flowmeter (PD Meter) is ideal for liquid flow applications where process pressure is above 1,000 psig. Applications may include hydraulics, polymers,... [See More]

  • Mounting: In-line
  • End Fittings: NPT
  • Pipe Diameter: 0.12 to 1.00
  • Process Media Type: Liquid
Flow Switch -- FS-926 Series
from Gems Sensors & Controls

Flow Rate Settings: Liquids - 50-300 cc/min.; Air/Gases - See Chart at Bottom of Page. Port Size: 1/4" NPT. Primary Construction Material: Brass or Stainless Steel. Setting Type: Fixed. These switches provide accurate detection of excessive or insufficient flow rates in such applications as:... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Fixed Set Point Flow Switches -- M-64-T Series
from Malema Sensors

The operating principle is based on a magnetic piston which responds only to the motion of fluids within the line, not to static or system pressures. In the presence of fluid flow, controlled movement of the piston actuates an external hermetically sealed reed switch. This switch can be used to... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Liquid; Gas
Economical In-Line Flowmeter -- FL-7100
from OMEGA Engineering, Inc.

The FL-7000 Series of General purpose flowmeters is designed to provide economical, accurate flowrate indication for oil and water. These industrial flowmeters utilize a spring-and-piston type assembly which enables them to be mounted in any position and immune to changes in viscosity. FL-7000... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.75
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Helix Flow Meter -- Model 241
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 3 cP) 2.0 to 189 liters/min. Maximum Operating Pressure 35, 105, or 240 bar (500, 1500, 3500 psi). Displacement 0.062 liters/rev. Weight 13.6 kg. Recommended Filtration 150 micron. Port Size(s) 1 1/2" NPT or 1 1/2" (DN 40) customer supplied ANSI RF flanges. Accuracy. [See More]

  • Mounting: In-line
  • Pipe Diameter: 1.50
  • Meter Technology: Helical Rotor
  • End Fittings: In-line Threaded
Mechanical Register Flow Meters -- M-Series
from Macnaught USA, Inc.

Macnaught M Series Mechanical Register Flow Meter. Macnaught M Series Mechanical Register Flow Meters are Non-Powered Industrial Grade Mechanical Display totalizing flow devices. Well suited for registering totals in most fluid applications. Designed for clean process fluid, this meter is not for... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); In-line Threaded
  • Meter Technology: Oval Gear
  • Process Media Type: Liquid
Positive Displacement Flow Meter -- Tricklemeter
from Flow Technology, Inc.

Positive Displacement Flowmeters – Tricklemeter. The Flow Technology TrickleMeter is ideal for measuring very low flows of low to high viscosity liquids. Its positive displacement design provides rugged, reliable operation for a variety of industrial applications. The SRP sensor is specially... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded; Female NPT
  • Pipe Diameter: 0.38
  • Process Media Type: Liquid
Flow Switch -- FS-927 Series
from Gems Sensors & Controls

Flow Rate Settings: 0.10 GPM to 1.50 GPM. Port Size: 1/4" NPT. Primary Construction Material: Brass, Stainless Steel. Setting Type: Fixed. Measuring only 1" x 2-3/4" (25 mm-70 mm), these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Oscillating Piston Flow Meters -- COVOL Series
from Malema Sensors

Covol volumetric counter is ideal meter for viscous fluids such as oils, waxes and polymers. The sensor is constructed in SS-316, PVC, PP and PTFE material options to suit corrosive applications. It can be easily cleaned and sterilized. Features. Viscosity up to 120,000 mPa.s. It will work in any... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); In-line Threaded (optional feature)
  • Meter Technology: Piston
  • Process Media Type: Liquid
EZ-VIEW Flowmeters -- FL-93/96/97/98/9900
from OMEGA Engineering, Inc.

The FL-9000 Series flowmeter are rugged, low-cost direct reading industrial class flowmeters that are simple to install. They can be mounted (installed) in any position from vertical to horizontal without costly flow straighteners or other special plumbing. Constructed of high impact polysulfone... [See More]

  • Mounting: In-line
  • Pipe Diameter: 1.50 to 2.00
  • Meter Technology: Piston
  • End Fittings: Plain End; In-line Threaded
Helix Flow Meter -- Model 242
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 3 cP) 5.0 to 540 liters/min. Maximum Operating Pressure 35 or 240 bar (500, 3500 psi). Displacement 0.182 liters/rev. Weight 18.1 kg. Recommended Filtration 150 micron. Port Size(s) 2 1/2" NPT or 2 1/2" (DN 65) customer supplied ANSI RF flanges. Accuracy. ±. [See More]

  • Mounting: In-line
  • Pipe Diameter: 2.50
  • Meter Technology: Helical Rotor
  • End Fittings: In-line Threaded
Positive Displacement Oval Gear Flow Meters -- MX
from Macnaught USA, Inc.

Macnaught MX Overview. Macnaught MX Oval Gear Flow Meters are Industrial Grade Positive Displacement Flow Meter devices. Our MX Meters provide true volumetric measurement of liquid thru the meter – not of scale, but actual flow measurement. MX Meter bodies are machined of solid billet, our... [See More]

  • Mounting: In-line
  • End Fittings: In-line Flanged (optional feature); In-line Threaded
  • Meter Technology: Oval Gear
  • Process Media Type: Liquid
Turbine Flow Meter -- FTO Series
from Flow Technology, Inc.

Low flow applications. The Omniflo ® turbine flowmeters utilize a low frictional drag bearing in a tangential design allowing the measurement of very low flow rates in either liquid or gas. These high resolution, low flow sensing instruments are capable of measuring flow rates as low as 0.001... [See More]

  • Mounting: In-line
  • Process Media Type: Liquid; Gas
  • End Fittings: In-line Flanged; In-line Threaded; Female NPT, AN (MS), and ANSI Flanges
  • Operating Pressure: 5800
High Inline Pressure Compact Flow Switch -- FS-380 Series
from Gems Sensors & Controls

Flow Rate Settings: 0.25 GPM to 2.00 GPM. Port Size: Multiple. Primary Construction Material: Brass or Stainless Steel. Setting Type: Fixed. These rugged inline flow switches use 100 micron filtration and are less susceptible to clogging than other high-pressure inline flow switches. The one-piece... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.38 to 0.50
  • Meter Technology: Piston
  • End Fittings: Compression; In-line Threaded
Series Fixed Set Point Flow Switches -- M-701 Series
from Malema Sensors

The M-701 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. M-701 is designed for ease of maintanance, as the bonnet and shuttle can be removed, leaving the housing and pipe work connections intact. All wetted parts are polypropylene or stainless steel,... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.75
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Flowmeter Control Information System -- FLR D
from OMEGA Engineering, Inc.

Available in 1/2", 3/4", and 11/4" sizes with anodized aluminum, brass and/or stainless steel flow cartridges. Comes with 4.5 m (15') of stripped end integral cable. In the field, integral cable can be extended up to 90 m (100') with shielded copper cable. Units are securely protected in a sturdy... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25 to 1.25
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Helix Flow Meter -- Model 243
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 3 cP) 15 to 1400 liters/min. Maximum Operating Pressure 35 or 240 bar (500, 3500 psi). Displacement 0.575 liters/rev. Weight 45.4 kg. Recommended Filtration 150 micron. Port Size(s) 3" NPT or 4" (DN 100) customer supplied. ANSI RF flanges. Accuracy. ±. 0.2% of... [See More]

  • Mounting: In-line
  • Pipe Diameter: 3.00 to 4.00
  • Meter Technology: Helical Rotor
  • End Fittings: In-line Threaded
Inline Plastic Flow Switch -- FS-380P Series
from Gems Sensors & Controls

Low Pressure Drop Design. Flow Rate Settings: 0.25 GPM to 2.00 GPM. Port Size: 3/8" NPT Male and 1/4" Quick Disconnect (QDC) Male. Primary Construction Material: Polypropylene. Setting Type: Fixed. This rugged inline flow switch offers the same superior performance and resistance to clogging as its... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25 to 2.75
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
In-Line Liquid Flowmeter -- FLMH / FLMW
from OMEGA Engineering, Inc.

The FLMW & FLMH flowmeters can be installed directly in the fluid line without flow straighteners or special piping. These flowmeters utilize a spring-and-piston type assembly which enables them to be mounted in any position and gives immunity from changes in viscosity. [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25 to 1.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Piston Flow Meter -- Model 213
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 2 cP) 1 to 1800 cc/min. Maximum Operating Pressure 70 bar or 210 bar (1000 or 3000 psi). Displacement 0.89 cc/rev. Weight 0.6 kg. Recommended Filtration 10 micron. Port Size(s) 1/8" NPT, #4 SAE or manifold mount. Accuracy. ±. 0.2% of reading with a linearized... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.12
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Oil Flow Switch -- FS-930 Series
from Gems Sensors & Controls

Flow Rate Settings: 0.1 GPM to 1.0 GPM. Port Size: 1/4" NPT. Primary Construction Material: Brass. Setting Type: Fixed. A unique, patented piston design assures accuracy within 20% over a full range of viscosities - from 40 to 1000 SSU. Ideal for use in applications where liquids of different... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
In-Line Pneumatic Flowmeter -- FLMG
from OMEGA Engineering, Inc.

The FLMG flowmeters feature rugged construction, easy installation and direct reading flow rates of air. The units are calibrated at 100 psi pressure suitable for most compressed pneumatic applications. The flowmeters utilize a spring and piston type assembly which enables them to be mounted in any... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25 to 1.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Piston Flow Meter -- Model 214
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 3 cP) 10 to 10,000 cc/min. Maximum Operating Pressure 70 bar or 210 bar (1000 or 3000 psi). Displacement 10.5 cc/rev. Weight 3.3 kg. Recommended Filtration 10 micron. Port Size(s) 3/8" NPT, #6 SAE or manifold mount. Accuracy. ±. 0.2% of reading with a linearized... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Stainless Steel Flow Switch -- FS-480 Series
from Gems Sensors & Controls

Flow Rate Settings: 0.50 GPM to 3.00 GPM. Port Size: 1/2" NPT, 3/4" NPT, 1/2" Tube Compression Fitting. Primary Construction Material: 316 Stainless Steel. Setting Type: Fixed. The FS-480 large-body inline flow switch delivers ample flow rates with minimal pressure drop. 25% larger than its FS-380... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.38 to 0.50
  • Meter Technology: Piston
  • End Fittings: Compression; In-line Threaded
Large Capacity In-Line Flowmeter -- FL-8100A
from OMEGA Engineering, Inc.

The FL-8000A Series of General Purpose Flowmeters are designed to provide economical, accurate flow rate indication for oil and water. These industrial flowmeters utilize a spring and piston type assembly, which enables them to be mounted in any position, and gives immunity to changes in viscosity. [See More]

  • Mounting: In-line
  • Pipe Diameter: 1.25
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Piston Flow Meter -- Model 215
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 2 cps) 0.07 to 35 liters/min. Maximum Operating Pressure 70 bar or 210 bar (1000 or 3000 psi). Displacement 47.6 cc/rev. Weight 10.0 kg. Recommended Filtration 10 micron. Port Size(s) 1/2" NPT or #8 SAE. Accuracy. ±. 0.2% of reading with a linearized... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Pneumatic In-Line Flowmeter -- FL-2900
from OMEGA Engineering, Inc.

OMEGA ® multi-pressure pneumatic flowmeters feature a rugged anodized aluminum body design and easy installation. For air/compressed gas applications, these flowmeters include ranges from 5-5.0 SCFM to 50-1000 SCFM, at operating pressures up to 1000 psig. Their multi-pressure scales (from 40-130... [See More]

  • Mounting: In-line
  • End Fittings: In-line Threaded
  • Meter Technology: Piston
  • Process Media Type: Gas
Piston Flow Meter -- Model 216
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 2 cps) 0.15 to 100 liters/min. Maximum Operating Pressure 70 bar or 210 bar (1000 or 3000 psi). Displacement 169.5 cc/rev. Weight 25.0 kg. Recommended Filtration 10 micron. Port Size(s). ¾. " NPT or #12 SAE. Accuracy. ±. 0.2% of reading with a linearized... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.75
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Pneumatic In-Line Flowmeter -- FL-6700A
from OMEGA Engineering, Inc.

This rugged direct-reading flowmeter monitors air flowrates to determine optimum performance, flow regulator settings, or pneumatic system performance. It is intended for use in mobile or industrial pneumatic systems as well as air power operated hand tool systems. These flowmeters feature direct... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.50
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Piston Flow Meter -- Model 234
from Max Machinery, Inc.

SPECIFICATIONS. Flow Range (at 1 cP) 10 to 4000 cc/min. Maximum Operating Pressure 140 bar (2000 psi). Displacement 10.5 cc/rev. Weight 5.0 kg. Recommended Filtration 10 micron. Port Sizes. ⅜. " NPT. Fluids Aqueous and non-lubricating liquids [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.38
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Positive Displacement Flowmeter -- FTB3001 / FTB3002
from OMEGA Engineering, Inc.

The oval shaped smooth gears in the FTB-3000 Series are used to displace a precise volume of fluid, which is passed through the measurement chamber during each revolution. The toothless design, working with the fluid being measured, provides a complete viscous seal within the measuring chamber. This... [See More]

  • Mounting: In-line
  • Pipe Diameter: 1.00
  • Meter Technology: Oval Gear
  • End Fittings: In-line Threaded
Piston Flow Meter -- Model P002
from Max Machinery, Inc.

The Max Piston family of flow meters feature the highest accuracy (0.2% of reading), widest flow range, 200:1 or more, smallest displacements and the tightest fits and tolerances making them suitable for low viscosity liquids. Consider the piston family for fuel measurement, hydraulic test stands,... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.12
  • Meter Technology: Piston
  • End Fittings: In-line Threaded
Positive Displacement Flowmeters -- FPD2000
from OMEGA Engineering, Inc.

The FPD2000 Series represents a positive displacement meter that is affordable and accurate. One primary feature is the ability to maintain consistent accuracy despite changing viscosity conditions. This reliability, coupled with a large turndown range, offers an affordable replacement for older... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.25 to 1.25
  • Meter Technology: Oval Gear
  • End Fittings: In-line Threaded
Rugged Economical Flowmeter -- FL-W
from OMEGA Engineering, Inc.

The FL-W Series of water flow monitors can be used with flows from 1 gph up to 90 gpm. These flowmeters utilize the fluid ’s movement to actuate a swinging vane (or piston), which drives the scale pointer and triggers the signal switch. SPECIFICATIONS: Signal Switch: 3-Wire SPDT, 15 A @ 125... [See More]

  • Mounting: In-line
  • Pipe Diameter: 0.75 to 2.00
  • Meter Technology: Piston
  • End Fittings: In-line Threaded