Piston Flow Meters
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.50 to 0.75
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.12
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.50 to 1.00
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.50
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid; Gas
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 1.00 to 3.40
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
from Solutions with Innovation, LLC
The F001 is a precision machined, piston type flow switch that provides unsurpassed durability and reliability. Its all brass or 316 stainless steel body is rated to 1000 psig with its internal piston the only moving part. Supplied with ¼" NPT inlet and outlet ports, the F001 can be factory... [See More]
- Meter Technology: Piston
- Process Media Type: Liquid
- End Fittings: In-line Threaded
- Operating Pressure: 1000
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]
- Meter Technology: Piston
- End Fittings: Quick Connect
- Mounting: In-line
- Process Media Type: Liquid
from Litre Meter Limited
Pelton Wheel flowmeter with PVC body, providing a pulse output. [See More]
- Meter Technology: Piston; Paddlewheel; Turbine
- Mounting: In-line
- Pipe Diameter: 0.49
- End Fittings: In-line Clamp (optional feature); Compression (optional feature); In-line Flanged (optional feature); Plain End (optional feature); Socket Weld / Union (optional feature); In-line Threaded; Tube End/Hose Nipple (optional feature); Hub, Graylock etc
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.50
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.50
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25
- End Fittings: Flare
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid
from Solutions with Innovation, LLC
The F002 is a precision machined, piston type flow switch that provides unsurpassed durability and reliability. Its all brass or 316 stainless steel body is rated to 1000 psig with its internal piston the only moving part. Supplied with ¼" NPT inlet and outlet ports and a ½" NPTF... [See More]
- Meter Technology: Piston
- Process Media Type: Liquid
- End Fittings: In-line Threaded
- Operating Pressure: 1000
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.50
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.56
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.12 to 0.25
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.75 to 1.00
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.75
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25 to 0.38
- End Fittings: Flare
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.75 to 1.00
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.38
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Liquid; Gas
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]
- Meter Technology: Piston
- Process Media Type: Liquid
- Pipe Diameter: 0.50
- Operating Pressure: 3500
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.12
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- End Fittings: In-line Flanged (optional feature); In-line Threaded (optional feature)
- Mounting: In-line
- Process Media Type: Liquid
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.75
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.38 to 0.50
- End Fittings: Compression; In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.75
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 1.50 to 2.00
- End Fittings: Plain End; In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25 to 2.75
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25 to 1.25
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25 to 1.50
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.38 to 0.50
- End Fittings: Compression; In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.25 to 1.50
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 1.25
- End Fittings: In-line Threaded
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]
- Meter Technology: Piston
- End Fittings: In-line Threaded
- Mounting: In-line
- Process Media Type: Gas
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]
- Meter Technology: Piston
- Mounting: In-line
- Pipe Diameter: 0.50
- End Fittings: In-line Threaded
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]
- Meter Technology: Vane Meter; Piston
- Mounting: In-line
- Pipe Diameter: 0.75 to 2.00
- End Fittings: In-line Threaded