Instrumentation for your market

Dwyer Magnehelic gage for high accuracy, guaranteed within 2% of full scale and for the wide choice of 81 models available to suit your needs precisely. Using Dwyer's simple, frictionless Magnehelic gage movement, it quickly indicates low air or noncorrosive gas pressures, either positive, negative (vacuum) or differential. The design resists shock, vibration and over-pressures. No manometer fl...

The series 3000MR Photohelic switch/gages combine the functions of a precise, highly repeatable differential pressure switch with a large easy-to-read analog pressure gage employing the durable, time-proven Magnehelic gage design. The Photohelic has 2 switch functions. Switch setting is easy to adjust with large external knobs on the gage face. Gage reading is unaffected by switch operation — w...

The Capsuhelic gage is designed to give fast, accurate indication of differential pressures. The gage may be used as a readout device when measuring flowing fluids, pressure drop across filters, liquid levels in storage tanks and many other applications involving pressure, vacuum or differential pressure.

The Model AAFS air flow switch provides excellent sensitivity and reliability at a very reasonable price. Quality features include a rugged die cast body, stainless steel vane and SPDT snap switch. Unit is field adjustable from 400-1600 FPM. Mounting is fast and simple,with only two screws needed. Vane fits 6 inch or larger ducts.

The Series 629C Differential Pressure Transmitter monitors differential pressure of air and compatible gases and liquids with 0.5% accuracy. The design employs dual pressure sensors converting pressure changes into a standard 4-20 mA output signal for two wire circuits. Small internal volume and minimum moving parts result in exceptional response and reliability.

The Series ADPS Adjustable Differential Pressure Switch is designed for pressure, vacuum, and differential pressures. The adjustment knob allows changes to the switching pressure to be made without a pressure gage. The ADPS is available with settings from 20 Pa up to 5000 Pa. The compact size, adjustment knob and low cost make the ADPS the perfect choice for HVAC applications.

The Dwyer series DM-2000 differential pressure transmitter senses the pressure of air and compatible gases and sends a standard 4-20 mA output signal. The DM-2000 housing is specifically designed to mount in the same diameter cutout as a standard Magnehelic gage. A wide range of models are available factory calibrated to specific ranges. Pressure connections are inherent to the glass filled pla...

Explosion-proof, heavy duty, industrial pressure switch which provides sensitivity to differential pressure as low as 25 mbar up to 14 bar with a max. static pressure of 100 bar. This unit has a standard aluminium pressure chamber but is also available in 316 stainless steel. Approvals : UL, CSA, CE and ATEX.

Rugged and reliable the Series L4 Flotect Level switch operates automatically to indicate tank level. Perfect for starting or stopping pumps, opening or closing valves, or actuate level alarm signals. Horizontal installation or optional top mount vertical installation. ATEX version available.

Model L8 Flotect Liquid Level Switch features a leak proof body and float constructed from tough, durable polyphenylene sulfide which has excellent chemical resistance. This compact and reliable control is designed to handle temperatures up to (100°C and pressures to 10 bar.

The Series MS Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as: field selectable english or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and ability to select a square root output for use with pitot tubes...

The Dwyer RHP-E series is a combined room temperature and humidity sensor for wall mounting. There can be chosen from different accuracies and a housing with or without display. There are several outputs that allow the sensor to be read on any type of GBS.

Dwyer SA 1100 is an extremely rugged pressure switch that assures excellent reliability. The pressure switch has a visual setpoint and an adjustable deadband, up to 5% of measuring range. Wetted parts are available in aluminium and stainless steel.

The Series PAFS-1000 Lightweight Flow Sensor is ideal for sensing differential pressure in the inlet section of variable air volume terminal units and fan terminal units. Units can also be used to sense differential pressure at other locations in the main or branch duct systems.

The Dwyer TE-D series consists of highly priced temperature sensors for installation in air ducts. There are several outputs that allow the sensor to be read on any type of Building automation system.

The Dwyer TE-E series consists of very competitively priced temperature sensors for mounting in walls on the wall. There are several outputs for each type of BMS possible

Rugged and reliable the Series V4 Flotect flow switch operates automatically to protect equipment and pipeline systems against damage from reduction or loss of flow. The V4 is time tested being installed in thousands of pipelines and processing plants around the world. A unique magnetically actuated switching design gives superior performance. There are no bellows, springs, or seals to fail. In...

Surprisingly compact, the series V6 Flotect Flow Switch is engineered to specifically monitor liquid, gas, or airflows. Operation is simple and dependable with no mechanical linkage as the flow switch is magnetically actuated. Easy installation, simply insert the tee in the pipline and complete electrical connections. Tees are available from 1/2? to 2?, with bushings added the unit is easily ad...

The Dwyer WHT series humidity transmitters measure temperature and relative humidity in the outside. The waterproof housing and sintered filter protect the sensor from weather effects. The WHT series is available with an analogue output for relative humidity and optionally also temperature.

The Dwyer CDTA series carbon dioxide meter combines three measurements in one compact housing. The CDTA measures CO2, humidity and temperature, but can also be used as a set point generator. Communication with a GBS or PLC is via Modbus®, or BACnet, which can be chosen in the field. To facilitate installation, the RS485 address can be set using dip switches. The CDTA uses a non-dispersive infra...

The BTT series temperature transmitters are ideal for measuring temperature in air ducts. Sensor lengths of up to 450 mm insertion are possible for duct mounting sensors. The plastic terminal box with fastening tabs makes the installation easier.

The DX series differential pressure switch is suitable for detecting water pressure differences within the building automation. The DX series can be used as filter monitoring, but also as a flow monitor in, for example, a pump, heating system or cooling machine. The switch is robust and easy to install with the integrated mounting bracket. The splashproof housing makes it possible to place the...

The Dwyer GSTA series is a carbon monoxide (CO) transmitter for room or channel mounting. The GSTA series can be selected with and without display and has a 0-10 V or 4-20 mA output. Optionally there is an implementation with Modbus or BACnet communication.

The Dwyer AVUL series measures air speed and volume flow in ventilation ducts. The AVUL works on a hot wire principle with special coating for a long life. There may be chosen for English or metric units. Furthermore, there are analogue outputs, but also versions for Smart Buildings with BACnet or Modbus communication.