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Flow Meters

For Air

There are plenty of flow meter options available that are great for monitoring air. Look through our selection of products to find the ones that you think might work the best, given your specific application. We have a wide variety of items that will give you the option of also including a switch, indicator and/or transmitter. Our company has been in this business for over 20 years and members of our professional staff team are always ready to help you answer any questions that you might have. We have always focused on providing the best possible customer service and want to make sure that you are able to get the perfect order. Fill out our request a quote form and we will make sure your flow meters for air fit within your budget and are shipped on time.

Series RVM/U

Low Cost Flow Switch

Full scale flow ranges from 60cc/m to 40 GPM and 4 SCFH to 400 SCFM. Connection sizes from 1/8 inch

to 1-inch NPT or BSP. Construction materials include brass or stainless steel, and it offers a calibrated scale for easy field adjustaility. It's spring loaded with mechanical design mounts in any orientation. Pressure ratings to 4500 PSIG.

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Series RVO/U

Compact indicators and switces for low flat rates

Clear flow tube allows for view of process and scale. Full scale flow ranges from 60cc/m to 40 GPM a

nd 4 SCFH to 400 SCFM. Connection sizes from 1/4 inch to 1-inch NPT or BSP. Construction materials include brass or stainless steel, and it offers a calibrated scale for easy field adjustaility. It's spring loaded with mechanical design mounts in any orientation. Pressure ratings to 145 PSIG.

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Series Y, U, F, M

High capacity indicators, switches and transmitters

Easy to read with a large scale design that rotates, an optional field adjustable switches for hazar

dous and non-hazardous locations. Full scale flow ranges from 1 to 1200 GPM and 10 SCFH to 10,000 SCFM. Connection sizes from 1/4 inch to 8-inch NPT or BSP. Construction materials include brass, 316L S.S.,cast iron, aluminum or carbon steel. It's spring loaded with mechanical design mounts in any orientation. Pressure ratings to 2000 PSIG, optional 4-20MA transmitter.

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Series HFR, HFS, HFT

HIgh pressure, high temperature indicators, switches and transmitters

Spring loaded mechanical design can mount in any orientation. Viscosity compensating for liquids up

to 500 SSU and pressure ratings up to 6000 PSIG. Full scale flow ranges from 1 to 150 GPM and 10 SCFM to 1300 SCFM. Connection sizes range from 1/4-inch to 8-inch NPT, BSP, SAE or flange. Construction materials include brass, stainless steel or aluminum. Optional 4.20mA transmitter, field adjustable switches, and high temperature design up to 600 degrees F (315 C).

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Series SFB, SFP

High temperature sight flow meters

Sight flow indicators for liquids, gases and air coming in either ball or paddle (spinner) style. Co

nnection sizes range from 1/4-inch to 1-1/2-inch NPT or BSP with pressure up to 232 PSIG/16 bar and temperatures up to 400 degree F (205 C). Construction materials include stainless steel or bronze with borosilicate lens and viton seals.

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Series GM

Mass flow meter for air and gases

Transmitter outputs include open collector contacts, RS communication, 5 VDC or optional 4-20mA for

flow/temperature or flow/pressure. Has a quick response time of 5 milliseconds or less with an accuracy of 1% of full scale flow rate. Full scale flow ranges from 0.5 SCCM to 3000 SCFH with connection sizes from 1/8-inch to 3/4 inch NPT. Made out of stainless steel with no moving parts and a battery powered LCD that displays rate, temperature and pressure with an option for total. Include up to 14 field selectable gases or gas mixtures with optional portable battery-powered flow meter and optional flow controller.

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Series TM/I, TM/P, TM/C

Thermal mass flow meters for aggressive and non-aggressive applications

Transmitter outputs include open collector contacts, 5 VDC or 4-20mA for flow/temperature or flow/pr

essure. Includes Nema 4x enclosure rated for all classes, divisions and groups. Accuracy is 0.5% of rate with pressure ratings up to 10,000 PSIG. No moving parts or flow obstructions with optional battery powered LCD that displays rate and total. Full scale flow ranges from 0.15 GPH to 400 GPM and 0.015 SCFH to 2000 SCFM, with connection sizes from 1/4-inch to 48-inch flange, tube fitting, sanitary, stub-welded or hot tap. Made out of 316L SS (standard) with other materials available.

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Series CM

Coriolis mass flow meter

Battery powered mass flow meter with Nema 4x enclosure rated for all classes, divisions and groups a

nd 4-20mA output for flow and temperature. Accuracy is 0.5% of rate, turn down/rangeability is 30:1, and maximum pressure is 5000 PSIG.Connection sizes from 1/2-inch to 3-inches (flanged, sanitary/tri-clam or threaded) with full scale flows from 1/3 GPM to 260 GPM. Made out of stainless steel with no moving parts and no obstruction of flow path. Optional integral or remote digital display of rate, total or both available. Applicable for food, milk, paints, slurries, water, oils, chemicals or other fluids containing debris, waste fluid, air or gas.

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Series V1, V2

Vortex shedding flow meter

No moving parts with standard 4-20mA output. Full scale flow ranges from 5 to 2500 GPM and connectio

n sizes from 1/4-inch to 8-inches flange, wafer, NPT or tube. Construction materials include PVC, CPVC, polypropylene and PVDF. Optional removable sensor, ultrasonic sensing style and high purity service available.

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Series KM

Affordable flow rate indicator

Reads in GPM and LPM scale with clear flow tube that allows for view of process and scale. Pressure

ratings up to 145 PSIG with full scale flow ranges from 6 GPH to 220 GPM and connection sizes from 1/4-inch to 3-inch NPT or BSP. Construction materials include PVC, polysolphone or PVDF. Usable with water, oil, air and gas.

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Series U3, F3, M3

High capacity indicators, switches and transmitters

Easy to read large scale design that rotates. Low pressure drop with spring loaded mechanical design

that can mount in any orientation. Connection sizes from 1/4-inch to 3-inch NPT, BSP or flange and full scale flow ranges from 1 to 250 GPM. Optional 4-20mA transmitter and field adjustable switches for hazardous and non-hazardous locations.

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Series PW

Low flow paddle wheel flow meter

LCD display of rate, total or both with Nema 4x enclosure. Pressure taings up to 300 PSIG and temper

ature ratings up to 200 degrees F. Battery powered, 6 to 24 VDC, or AC/DC transformer. Full scale flow rates from 300 ML/M to 200 GPM and connection sizes from 1/8-inch to 2-inch NPT or tube connections. Construction materials include PVDF, PVC or Polypropylene. Optional 4-20mA, pulse, or 0 to 10 VDC outputs.

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Series RM

Durable rotameter OEM flow rate indicator

Construction materials include glass, acrylic, PVC or polysulphone for the body and 316 stainless st

eel, PVC, polysulphone or Hastelloy C for the float. Connection sizes from 1/8-inch to 2-inch NPT or tube connections. Full scale flow rates from 0.065 ML/M to 175 GPM. Pressure ratings up to 150 PSIG and temperature ratings up to 200 degrees F. Optional shielded/armored and panel mount available.

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Series DH Impellar Flow Transmitter

Cost effective low flow pulse output for fluids, air and gases

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Vent Switch

Low pressure, low flow switch for air and gases

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