Dwyer Instruments

The Series 605 Magnehelic Indicating Transmitter provides for both visual monitoring and electronic control of very low differential pressure. The Series 605 is ideal for control applications in building HVAC systems The easily read dial gage is complimented by the two-wire, 4-20 mA control signal utilizing the timeproven Dwyer® Magnehelic® gage mechanical design and Series 600 transmitter tech...

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.

Dwyer Mark II series molded manometers are of the inclined and inclined-vertical types. The curved inclined-vertical tube of the Mark II manometers can be mounted on any vertical surface with the two mounting screws provided. Ranges available from 0-80 mmH2O and from -10 to + 700 Pa.

The MP Mini-Photohelic differential pressure switch/gage combines the time proven Minihelic II differential pressure gage with two SPDT switching setpoints. The Mini-Photohelic gage is designed to measure and control positive, negative, or differential pressures consisting of non-combustible and non-corrosive gases. Gage reading is independent of switch operation. This extremely compact switch...

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 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 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 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 2000-HA Series High Accuracy Magnehelic® pressure differential manometer is twice as accurate as the standard Magnehelic® manometer. The High Accuracy Magnehelic® pressure differential manometer provides a mirrored overlay to eliminate any parallax errors when measuring. A six-point calibration certificate is included with any high-precision model. The robust IP67 housing (front) helps to c...

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.

The Dwyer 616KD differential pressure transmitters are compact and designed for DIN rail mounting. The 616KD series is available in various accuracies, up to 0.25%, and in a range of measurement spans. With simple calibration buttons, you can easily set the zero and span points, saving time during installation and maintenance.

De CDTR-E serie is een kooldioxide (CO2) en luchtvochtigheid transmitter voor ruimtemontage in één. De CO2-transmitter meet het CO2-gehalte, de relatieve vochtigheid en optioneel ook de temperatuur in de ruimte. De meetwaardes kunnen met analoge signalen worden doorgestuurd naar het gebouwbeheersysteem om hiermee de ventilatie aan te sturen. De CDTR-E serie is er in meetbereiken van 2000 een 50...

The Dwyer DH3 series Digihelic differential pressure gauge is a 3-in-1 instrument with a digital display, relay contacts and a transmitter output, all packed in the popular Photohelic housing. By combining these 3 functions, you can reduce different instruments to one product, saving you inventory, installation time and money. The DH3 controller is the ideal instrument for pressure (difference)...

With the explosion-proof AT22000 series, the popular Magnehelic® differential pressure manometer is now also available in a flame proof ATEX housing. This manometer measures underpressure, overpressure, or pressure difference. Popular applications are filter monitoring, room pressure monitoring and flow monitoring of a fan.

The ATEX-certified AT2MS series Magnesense® differential pressure transmitter is an extremely versatile transmitter for monitoring pressure and air velocity in potentially hazardous areas. The AT2MS transmitter can be set up in English or metric ranges and can be extended with an LCD screen. A square root output can be set for use with pitot tubes and similar flow sensors. The flameproof ATEX h...

The ATEX certified AT2DH3 series Digihelic® differential pressure controller is a 3-in-1 instrument that consists of a digital differential pressure gauge, relay contacts for alarms, or on-off control and a transmitter output. The AT2DH3 can also be used to measure air velocities and flow in combination with a pitot tube. The AT2DH3 has an analogue 4-20 mA output and two SPDT relay contacts wit...

The ATEX approved AT1ADPS differential pressure switch is designed for overpressure, underpressure and differential pressure applications in potentially hazardous areas. The large adjustment knob with scale makes it very easy to set the switching point. The AT1ADPS differential pressure switch is available in different switching ranges between 20 and 4000 Pa. The aluminum flame proof ATEX housi...

The Dwyer CDWP series consists of inductive CO2 transmitters for, for example, livestock farming (chicken barns), technical areas, monitoring of CO2 cooling systems and greenhouses. The CDWP measures the carbon dioxide content with an infrared (NDIR) measuring cell with a long lifespan. This sensor technology offers the highest accuracy compared to automatic baseline correction (ABC logic), whi...

The Dwyer Magnesense Series MSX Pro differential pressure transmitter is the professional differential pressure transmitter that meets rigorous industry standards with innovative product design. The instrument has exceptional stability for use in critical building applications with the versatility of our original series Magnesense transmitters. Pressure ranges in Pa, mmH2O, and inWC are availab...

The Dwyer AVLV series is an air velocity transmitter for very low velocities below 2 m/s. The AVLV has universal inputs for monitoring equipment and the output range can be configured by local DIP switches. Process values can be monitored locally through the optional integral display or the portable remote display tool. The air velocity transmitter is suitable for quality intensive environments...

The Dwyer pressure monitor series RPMC is designed for critical applications with low differential pressures. The transmitter uses a capacitive pressure sensor to achieve extremely high accuracy. There is a choice between ± 0.25% or ± 0.5% RSS. The RPMC has the same dimensions as the Magnehelic which simplifies an upgrade in the field. The pressure monitor is suitable for applications requiring...

The Dwyer pressure monitor series RPMC is designed for critical applications with low differential pressures which must also be directly visible locally. The 4.3” full color touchscreen can be configured to measure positive or negative pressure in, for example, cleanrooms, hospitals, isolation rooms and laboratories. The Dwyer RSME Room Status Monitor is a complete solution featuring a touchscr...

The Dwyer pressure monitor series RPME is designed for critical applications with low differential pressures. The transmitter uses a piezo pressure sensor to achieve high accuracy. There is a choice between ±0.5% or ±1% RSS. The RPME has the same dimensions as the Magnehelic which simplifies an upgrade in the field. The pressure monitor is suitable for applications requiring strict pressure mon...

The Dwyer RSMC Room Status Monitor Series is designed for critical applications with low differential pressures that also require immediate local visibility. The 4.3” full color touchscreen can be configured to measure positive or negative pressure in, for example, cleanrooms, hospitals, isolation rooms and laboratories. The Dwyer RSME Room Status Monitor is a complete solution with a touchscre...

The Series DPG has a high ±0.25% full scale accuracy. The 4 digit digital display will reduce the potential for errors in readings by eliminating parallax error commonly produced with analog gages. Series DPG is battery powered and has an auto-shut off to conserve battery life. Battery life, on average, will last 2000 hours. A 4 button key pad allows easy access to features without the need to...

The Series DPG-200 digital pressure gage has a precise ±0.25% full scale accuracy. The 4 digit digital display will reduce the potential for errors in readings by eliminating parallax error commonly produced with analog gages. The DPG-200 is packaged in a durable extruded aluminum case (IP66). The unit is powered by 12-24 VDC/VAC and contains two alarm set points along with a 4-20 mA process ou...

The series DPGA is the only economic digital pressure gage with selectable engineering units on the market. With its 1% accuracy and digital push-button zero, the DPGA is the perfect choice for digitally monitoring the pressures of air and compatible gases.

The Series DPGW is the only economic digital pressure gage for liquids with the ability to select engineering units on the market. With its 1% accuracy and digital push-button zero, the DPGW is the perfect choice for digitally monitoring the pressures of compatible liquids and gases. The 4 digit digital display will reduce the potential for errors in readings by eliminating parallax error commo...

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.

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 MBLT miniature submersible level transmitter is only 0.63˝ in diameter making it ideal for level monitoring in well and borehole applications with 4 to 20 mA or 0 to 5 V output. Designed for years of trouble free service, the MBLT has a welded 316 SS body and 316 SS nose cap. Body top is also 316 SS and tapered to prevent damage or snares when pulling the unit out of the installation. Featu...

De Serie 4C 1/4 DIN Temperatuurregelaar: Eenvoudige installatie, nauwkeurige PID-regeling, diverse uitgangen en configureerbare alarmen. Ideaal voor ovens, koelers en meer.

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 CMT200 series carbon monoxide transmitters from Dwyer are ideal for use in underground parking garages, workshops, and boiler rooms. The CO detector provides an analog output signal that can be read by a building management system, allowing ventilation to be activated when carbon monoxide levels become too high.