Dwyer

Alerts users of low or no air flow conditions in pipes utilizing a thin, field trimmable vane to sense the air flow rate

The industry leader in the measurement of mass and volumetric flow rates of process gases

Series of rotary piston water meters that display total water usage

Flow and Total Indication, Easy to Read LCD Display, Remote Indication

Economical, clamp-on, ultrasonic flowmeters

2 in or 1-1/2 in scale with a configurable valve option suitable for both gas and liquid with advanced features at a low cost

Three ranges to 20 GPM water housed in a brass body of shatterproof construction

Fume Hood Monitor continuously senses air flow through the face of the fume hood, ensuring safe levels of fresh air are exhausting

Accurately detects and transmits low concentrations of carbon monoxide.

Reduces the number of instruments a contractor has to carry by measuring the carbon dioxide concentration, air temperature, &...

Sight flow transmitter, clear polycarbonate cover

Sight flow transmitter, 316 stainless steel cover.

An adjustable insertion flowmeter featuring electromagnetic technology that accurately & reliably measures fluid velocity

Optional Hall Effect magnetic output packages to combine visual confirmation of flow with optional remote flow monitoring

flow transmitter that combines our popular 100 Series Sight Flow Indicator with our A-711T output sensor for visual & remote...

Easily programmable digital display, constructed of high-grade materials and is virtually maintenance free

Local flow indication, unrestricted mounting, 4 - 20 mA, 0 - 5 V, and 1 5 V output

Fixed Set Points from 0.25 to 2.0 GPM, 3/8" NPT or "Quick Disconnect" Adapters

Non-Mechanical, Low Pressure Drop, Large Pipe Sizes

Adjustable Switch Point, LED Indication

For Oils, Water and Gases, Infinite Adjustments

Adjustable Set Point, Rugged Bronze Construction, Straight Through Flow

Provides effective monitoring for most flow/no flow conditions in pipes and chutes

Continuous frequency output

Specifically designed to monitor air flow in ducts & provides a 3A contact output to indicate a change or loss of flow

Capable of detecting a wide range of air velocities with minimal user calibration

Adjustable Set Point, Water or Oil Service, 90° Flow Path

Up to 1500 psi, Fixed Setpoint, Up to 2.0 GPM, Rugged Brass Body

Perfect for starting or stopping pumps, opening or closing valves, or actuating level alarm signals

Ideal for air and post-filtered water applicatoins, with fixed set point; FDA compliant

Flow rates from 0.10 GPM - 1.5 GPM, piston-type operation, fixed setpoints

NEMA 4X design, features a free swinging vane and magnetic linkage; UL approved

Alluminum weatherproof housing, field adjustable set point and paddle, adjustable to fit 1 in - 8 in size pipe

Magnetically actuated switching design, leak proof body, operating pressures up to 150 PSIG with temperatures to 212°F

Adjustable from 400 - 1600 FPM and stainless steel vane provide excellent sensitivity and reliability at a very reasonable price

Non-invasive pipe flow measurement, compact and lightweight design, 4 - 20 mA and pulse output capabilities and easy operation

Weatherproof and subermersible, multiple wetted material choices, available in brass or 316 SS body

PPS body, 0 - 5 VDC output, 3-1/2 digit LCD informs the user of the actual flow rate

Rugged 316SS body, high repeatability & microturbine design, 0 - 5 VDC and pulse outputs

3-1/2 digit LCD informs the user of the actual flow rate, 316SS Body, 0 - 5 VDC output

PPS body, turbine wheel and electro-optical detection, 0 - 5 VDC output signal, pulse outputs

PPS body, 0 - 5 VDC output, 3-1/2 digit LCD, turbine wheel and electro-optical detection

Flow ranges up to 1000 L/min and offered in aluminum or 316 SS in 1/4 in, 3/8 in, 1/2 in and 3/4 in sizes

Economical flow indication, multiple sensing point measurement & built in averaging capability

Portable high-performance data logging capability that is capable of 20 hours of continuous operation

Hot-stamped scales and multi-angle views of flow backed by over 60 years of experience in acrylic instrument machining

Flow range up to 1000 L/min, pressures up to 500 PSI, NIST traceable

Portable and non-invasive, capable of 20 hours continuous operation with built-in, rechargeable battery