DwyerOmega Instruments

Explore DwyerOmega Instruments’ range of high-quality measurement and control devices, including pressure gauges, flow meters, and temperature sensors. Essential for industrial, HVAC, mining, agriculture, and lab applications, DwyerOmega instruments offer precision and durability.

DwyerOmega 100/300 Midwest Sight Flow Indicator
DwyerOmega
The DwyerOmega SFI-100/300 Midwest Sight Flow Indicator offers durable brass or 316 SS construction, threaded connections, and a clear viewing window for real-time flow monitoring.
Download PDF Read more
DwyerOmega 1221/1222/1223 Flex-Tube U-Tube Manometers
DwyerOmega

The DwyerOmega 1221/1222/1223 Flex-Tube U-Tube Manometers are a reliable and accurate instrument for measuring pressure. Suitable for pressures up to 100 psi and with durable and long-lasting plastic construction, this series is a great choice for anyone in need of precise pressure measurement.

Download PDF Read more
DwyerOmega 1950 Differential Pressure Switch
DwyerOmega
The DwyerOmega 1950 Differential Pressure Switch is a top-performing instrument for measuring pressure in hazardous environments. With a weatherproof and explosion-proof housing, this switch offers a range of set points and is light and compact.
Download PDF Read more
DwyerOmega 2-5000 Minihelic II Differential Pressure Gauge
DwyerOmega
The DwyerOmega 2-5000 Minihelic II Differential Pressure Gauge offers accuracy and value for OEM and user applications. Its compact design can handle pressures up to 30 psig.
Download PDF Read more
DwyerOmega 2000 Magnehelic Differential Pressure Gauge
DwyerOmega
The DwyerOmega 2000 Magnehelic Differential Pressure Gauge is a highly reliable and robust instrument for measuring air and non-combustible gases. Features a 4 ̋ dial face and accuracy within ±2% of full scale.
Download PDF Read more
DwyerOmega 3000-MR Photohelic® Switch/Gauge
DwyerOmega
The DwyerOmega 3000-MR Photohelic® switch/gauge accurately measures differential pressure and features large knobs for easy adjustment. Its compact solid-state design reduces size andweight, and it can be flush or surface-mounted.
Download PDF Read more
DwyerOmega 3100D Explosion-Proof Differential Pressure Transmitter
DwyerOmega
The DwyerOmega 3100D Explosion-Proof Differential Pressure Transmitter offers flexible pressure calibration, push-button configuration, and 100:1 rangeability. It’s FM or ATEX approved for hazardous locations and can be programmed using HART® Communication.
Download PDF Read more
DwyerOmega 3500 Smart Differential Pressure Transmitter
DwyerOmega
The DwyerOmega Series 3500 is a smart differential pressure transmitter with HART® communication and push-button configuration for flow, level, and filter monitoring.
Download PDF Read more
DwyerOmega 473B-1 Vane Thermo-Anemometer
DwyerOmega
The DwyerOmega 473B-1 Vane Thermo-Anemometer is a 100mm handheld device, compatible with AP1, RP1, and VP1 probes. Backlit LCD, stores 99 readings, ideal for air balancing, HVAC, and industrial verification.
Download PDF Read more
DwyerOmega 475 Digital Handheld Manometer
DwyerOmega
The DwyerOmega 475 Mark III Intrinsically Safe Digital Handheld Manometer measures positive, negative, or differential pressures of air and natural gases from 1 in w.c. to 150 psid.
Download PDF Read more
DwyerOmega 476A Single Low Pressure Manometer
DwyerOmega
The DwyerOmega 476A Single Low Pressure Manometer has single/dual pressure, electronic zeroing, ±1.5% accuracy. Measures -20 to 20 in w.c. ±1.5% FS. Ideal for field instrumentation, fuel mix adjustment. Features rugged housing, auto-zero, auto power off, unit selection.
Download PDF Read more
DwyerOmega 477AV Handheld Air Velocity Kit
DwyerOmega
The DwyerOmega 477AV Handheld Air Velocity Kit measures pressure, air flow and velocity. Accuracy of +0.05.The built-in velocity and flow calculations provide accuracy and save time and error associated with manual calculations.
Download PDF Read more
DwyerOmega 477B Handheld Digital Manometer
DwyerOmega
The DwyerOmega Series 477B Handheld Digital Manometer is precise, versatile, with memory function. Perfect for lab calibrations and airflow measurements in commercial buildings.
Download PDF Read more
DwyerOmega 478A Single Pressure Differential Manometer
DwyerOmega
The DwyerOmega 478A Single Pressure Differential Manometer is precise, durable, ±0.5% accuracy, auto-zero, auto-off, nine units, ideal for performance verification and fuel mixture adjustment.
Download PDF Read more
DwyerOmega 490A Manometer
DwyerOmega
DwyerOmega 490A Hydronic Differential Pressure Manometer suitable for liquid and gas pressure measurement. ±0.5% FS Accuracy. Suitable for liquids compatible with 316SS.
Download PDF Read more
DwyerOmega 500 Sight Window
DwyerOmega
The DwyerOmega Series 500 Sight Window is a reliable sight window which displays level or contents of tanks or pipelines. It monitors compatible gases and liquids and is perfect for hydraulic tanks, pressure vessels, coolant tanks, hydraulic lines, and oil reservoirs.
Download PDF Read more
DwyerOmega 616KD Differential Pressure Transmitter
DwyerOmega
The DwyerOmega 616KD Differential Pressure Transmitters have One-Touch® Digital Calibration that simplifies setup for air handlers, duct pressure, variable air volume, and filter monitoring.
Download PDF Read more
DwyerOmega 616KX Differential Pressure Transmitters
DwyerOmega
The DwyerOmega 616KX Differential Pressure Transmitter delivers high accuracy (±0.25% to ±2.0%) in a compact, cost-effective design. Features include push-button zero adjustment, field-selectable output signals, and flexible process connections. Ideal for air handlers, duct pressure, and filter monitoring.
Download PDF Read more
DwyerOmega 616W Differential Pressure Transmitter
DwyerOmega
Accurately measure pressure with the DwyerOmega 616W Differential Pressure Transmitter. Enclosed in NEMA 4X (IP66) case, it operates on 4-20 mA signal, features factory calibration with span and zero controls and provides local pressure indication on the LCD display.
Download PDF Read more
DwyerOmega 626 & 628 Industrial Pressure Transmitter
DwyerOmega
The DwyerOmega 626 & 628 Industrial Pressure Transmitter offers robust pressure monitoring with NEMA 4X enclosures, advanced environmental protection, and corrosion-resistant stainless steel wetted parts.
Download PDF Read more
DwyerOmega 629C Series Wet/Wet Differential Pressure Transmitter
DwyerOmega
The DwyerOmega 629C Series Wet/Wet Differential Pressure Transmitter accurately monitors air, gas, and liquid pressure, converting changes to a 4-20 mA signal or voltage, with easy installation, robust design, and optional remote sensors and LCD.
Download PDF Read more
DwyerOmega 636D Fixed Range Differential Pressure Transmitter
$0.00 DwyerOmega
The DwyerOmega 636D Fixed Range Differential Pressure Transmitter accurately measures pressures of liquids, gases, and vapors with 0.5% F.S. accuracy. It is CSA approved explosion-proof and meets NACE standards for off-shore applications.
Download PDF Add to cart
DwyerOmega A1F OEM Pressure Switch
DwyerOmega
The DwyerOmega A1F OEM Pressure Switch is a precision-made and cost-effective solution for OEM industrial applications. With excellent chemical compatibility and a 15A contact, it offers accurate pressure measurements without the need for external relays.
Download PDF Read more
DwyerOmega CAM Compressed Air Meter
DwyerOmega
The DwyerOmega CAM Compressed Air Meter is a precision flow meter designed for compressed air systems. With accurate readings, an easily programmable digital display, and virtually no maintenance required, the CAM is an excellent choice for industrial applications.

(Obsolete. Contact Hinco for alternatives)
Download PDF Read more
DwyerOmega CDT CO₂/Temperature Transmitter
DwyerOmega
The DwyerOmega CDT CO₂/Temperature Transmitter is an accurate and reliable environmental monitoring instrument. The CO₂ universal output allows users to select the transmitter output to be 4-20 mA, 0-5 VDC, or 0-10 VDC to work with virtually any building management controller.
Download PDF Read more
DwyerOmega CPS Cable Pull Switch
DwyerOmega
The DwyerOmega CPS Cable Pull Switch isolates power to your conveyor or process control equipment in case of a shut-down. It trips by pulling the steel wire, and the red flag indicates its status. The universal design makes it easy to install and use.
Download PDF Read more
DwyerOmega DMF Digital Mass Flow Controller
DwyerOmega
The DwyerOmega DMF Digital Mass Flow Controller is a reliable, accurate and repeatable gas flow controller. Straight tube sensors with restrictor flow elements ensure precise results. Auto-tune function optimizes control response for specific gases.
Download PDF Read more
DwyerOmega DPG Series Digital Pressure Gauge
DwyerOmega
The DwyerOmega DPG Series Digital Pressure Gauges offer high accuracy, user-friendly controls, and long battery life, making them a reliable replacement for analog gauges in process and OEM applications.
Download PDF Read more
DwyerOmega DR Direct Reading Glass Flow Meter
DwyerOmega
The DwyerOmega DR Direct Reading Glass Flow Meter accurately measures air or water flow rates. It includes a fused ceramic scale with float guides and a reflective plastic background. Shipped fully assembled, it’s easy to install and versatile for various applications.
Download PDF Read more
DwyerOmega DS In-Line Flow Sensor
DwyerOmega

The DwyerOmega DS In-Line Flow Sensor uses averaging Pitot tube tech for precise flow rate measurements without needing to traverse the stream. It can be paired with a Dwyer Capsuhelic gauge for an affordable and complete flow indicating system.

Download PDF Read more
DwyerOmega DSS Direct Contact Speed Switch
DwyerOmega

The DwyerOmega DSS Direct Contact Speed Switch is a compact switch designed to produce an output signal at a predetermined speed. All mechanical and electronic components are housed in one unit. Protect valuable rotating equipment such as belt conveyors, bucket elevators, and screw conveyors.

Download PDF Read more
DwyerOmega EWSA Series Air Temperature Sensor
DwyerOmega
The DwyerOmega EWSA Series Air Temperature Sensor features a ventilated housing for accurate airflow measurement, rugged NEMA 4X (IP65) enclosure, and a choice of Pt100 RTD or 4-20 mA transmitter for demanding environments.
Download PDF Read more
DwyerOmega FDT-25 Ultrasonic Flow Meter Kit
DwyerOmega
DwyerOmega FDT-25 Portable Digital Ultrasonic Flow Meter Kit with high accuracy better than ±1%, measuring DN15–DN600mm pipes. Features non-invasive clamp-on sensors, LCD display for real-time flow data, and a rechargeable battery lasting over 10 hours. Suitable for metal, plastic, and fiberglass pipes.
Download PDF Read more
DwyerOmega FLR D Series Flow Meter
DwyerOmega
The DwyerOmega FLR D Series Flow Meter with rugged In-Line Flow Sensors available in 1/2″, 3/4″, and 1-1/4″ with anodized aluminum, brass and/or stainless steel flow cartridges. Comes with 4.5 m of stripped end integral cable.
Download PDF Read more
DwyerOmega FMA1600A Series Mass and Volumetric Flow Meters
DwyerOmega
The DwyerOmega FMA1600A Series Mass and Volumetric Flow Meters use differential pressure for accurate mass & volumetric flow readings. Versatile outputs, gas selection, & multi-drop capability. See datasheet for various FMA1660A models.
Download PDF Read more
DwyerOmega FS-2 Vane Flow Switch
DwyerOmega
The DwyerOmega FS-2 Vane Flow Switch offers an economical flow proving solution with custom set points tailored to your application. Field adjustable vane layers and set point adjustment screw enable easy customization. Ideal for “flow or no flow” applications in cold/hot water systems.
Download PDF Read more
DwyerOmega GFC Gas Mass Flow Controller
DwyerOmega
The DwyerOmega GFC Gas Mass Flow Controller features high accuracy and repeatability, utilizing a straight tube sensor and electromagnetic valve for precise gas flow control. Enjoy easy setpoint adjustments and an LCD readout displaying actual flow rates in engineering units.
Download PDF Read more
DwyerOmega GTFL-11 Fluoropolymer Covered Immersion Heaters
DwyerOmega
DwyerOmega GTFL-11 Fluoropolymer Covered Immersion Heater features an L-shaped design for side mounting, moisture-resistant terminal enclosures, and overtemperature protection with a field-replaceable thermal fuse. Available in 1-6 kW with single-phase voltage options.
Download PDF Read more
DwyerOmega HF In-Line Flow Monitors
DwyerOmega

The DwyerOmega Series HF In-Line Flow Monitors offer accurate and cost-effective flow measurement. With a design based on a floating sharp-edged orifice disk and variable area flow measurement, these Flow Meters provide an accuracy of ±2.5% over the center one-third of the scale. They require minimal maintenance.

Download PDF Read more
DwyerOmega HFO In-Line Flow Alarm
DwyerOmega
The DwyerOmega HFO Flow Alarm provides continuous monitoring and control of flow rate levels with two adjustable limit switches. It features an integral direct reading scale and can be mounted in any orientation. Its rugged NEMA 4X (IP65) enclosure ensures durability in harsh environments.
Download PDF Read more
DwyerOmega HHSL402SD Sound Meter
DwyerOmega
The DwyerOmega HHSL402SD Sound Meter measures 30–130 dB with real-time SD card logging, LCD display, automatic range selection, and frequency weighting for accurate environmental and industrial noise testing.
Download PDF Read more
DwyerOmega High Temperature Heater Tapes
DwyerOmega
DwyerOmega High Temperature Heater Tapes, available in standard, heavy, and wide insulated options, features fine gage stranded resistance wires double-insulated with braided fiberglass. Designed for flexibility and reliable heating on conductive surfaces.
Download PDF Read more
DwyerOmega MS Magnesense® Differential Pressure Transmitter
DwyerOmega

The DwyerOmega MS Magnesense® Differential Pressure Transmitter is a versatile solution for monitoring pressure and air velocity. Exceptional long-term performance is enabled by patented magnetic sensing technology. Field selectable ranges, adjustable digital dampening, and more.

Download PDF Read more
DwyerOmega MSX Magnesense Differential Pressure Transmitter
DwyerOmega
The DwyerOmega Series MSX Magnesense Differential Pressure Transmitter offers versatile pressure and flow measurement with configurable ranges, square root extraction, and dual output signals for enhanced control and verification.
Download PDF Read more
DwyerOmega MW Pocket Wind Meter
DwyerOmega
The DwyerOmega MW Pocket Wind Meter monitors wind speed and temperature with selectable air velocity ranges and a protective housing that floats, making it perfect for on-the-go environmental monitoring.
Download PDF Read more
DwyerOmega NEMA 3R & 4 Outdoor Electrical Enclosures
DwyerOmega
DwyerOmega NEMA 3R & 4 outdoor electrical enclosures, available in sizes from 60×24 to 90×36″, provide weatherproof protection for electrical controls and instruments. Features optional mounting, durable finishes, and robust resistance to dust, water, and oil.
Download PDF Read more
DwyerOmega OM-CP-OCTPRO Data Logger
DwyerOmega
The DwyerOmega OM-CP-OCTPRO is a powerful 8-channel data logger with a full-colour display, built for demanding industrial and laboratory applications. It simultaneously measures current, voltage, temperature, and pulse, supporting thermocouple, RTD, and thermistor probes to deliver flexible, high-accuracy data logging with instant visual insight.
Download PDF Read more
DwyerOmega OM-SGD Smart Graphics Process Meters
DwyerOmega
The DwyerOmega OM-SGD Smart Graphics Process Meters offer a flexible range of panel meters with fully customisable graphic displays. Using free wizard-based software, users can configure over 40 display layouts, adjusting colours, labels, scaling, and units before uploading settings via USB.

Available in three display sizes, the OM-SGD-43 supports dual-voltage or 4–20 mA inputs to suit a wide range of process applications. A waterproof IP67-rated version is available for the 2.4-inch model. Optional thermocouple boards enable temperature measurement with Type J, K, or T sensors, excluding waterproof models.
Download PDF Read more
DwyerOmega OM-SGD-43-A Smart Graphics Process Meter
DwyerOmega
The DwyerOmega OM-SGD-43-A Smart Graphics Process Meter features a vibrant 4.3-inch touchscreen and fully programmable display layouts for intuitive monitoring. Designed for industrial process environments, it supports multiple analog inputs and offers flexible alarm outputs to trigger notifications or control actions.

Configuration is simple using the included software, allowing custom scaling, text labels, colours, and units before uploading via USB.

This panel meter provides clear visualisation of temperature, flow, pressure, or level signals, making it ideal for control panels or automation systems. Available from Hinco, Perth, WA, for reliable process measurement and easy integration.
Download PDF Read more
DwyerOmega P72 Flow Meter
DwyerOmega
The DwyerOmega P72 Flow Meter is a heavy-bodied meter for corrosives, gases, and high purity fluids. Designed for demanding applications, they are economically priced and ideal for caustic solutions as well as liquid chlorine, sodium hypochlorite and chlorine gas.
Download PDF Read more