Dwyer Instruments

These inexpensive manometers measure positive, negative and differential pressures. Dwyer Flex-Tube U-Tube Manometers combine the inherent accuracy of the simple "U" Tube with the durability of tough, long-lasting plastic construction. Series 1221 Manometer, the simplest, lowest cost basic U-gage. Series 1222 Manometer, alll the features of the 1221 plus magnetic clips. Series 1223 Manometer, t...

Dwyer pitot tubes, series 160 are constructed from corrosion resistant stainless steel for a lifetime of service. No correction factors or calibration required. Various standard sizes are available for use in small and large ducts.

Model 485B is a compact, hand-held instrument for measuring percentage of relative humidiy and temperature in °C or °F and also calculates dew point and wet bulb temperature. It will store up to 99 readings, ideal for technicians meeding to take multiple readings for later analyses.

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.

Serves as pressure source to calibrate gages and transmitters or to set pressure switches. Use with manometer or other pressure standard. Generate pressures from a fraction of an inch w.c. to 72 psig (5 bar). Includes barbed fitting, tee connector and three 36? lengths of vinyl tubing.

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.

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 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

The Dwyer Magnehelic can be mounted in different ways. By default, the instrument is equipped with all the accessories needed to mount the Magnehelic into a round hole in a panel. In addition, there are various accessories for mounting on a round tube, in a (system) wall, or with various brackets in a wall cabinet.

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...

The Dwyer SAH Smart Air Hood is a revolution in the field of balometers. The patented design ensures minimal resistance and the balometer is pre-calibrated for each type of grid. This makes the SAH the most reliable balometer on the market. The hood can easily be clamped between the floor and the ceiling with the included telescopic rod. The readout device communicates wirelessly with the hood...

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.

Series 477 handheld digital manometers are packed with features you need to make pressure measurement and recording faster, easier and more accurate than ever. You can instantly select from up to nine of the most widely used pressure units. A non-volatile memory function enables storage of up to 40 readings. Other main features are: display HOLD, audible alarm, visual alarm, backlight with au...

Series 490A Digital Manometers are versatile, hand-held, battery operated manometers available in several basic ranges for positive or positive differential pressure measurement and can tolerate most liquid media compatible with 316LSS. A memory function allows storage of up to 40 readings.

The Dwyer PMT2 series is a particle transmitter designed for broken bag detection (fiter leak detection). The special electrostatic induction technology detects particles that flow past the sensor and converts this into a 4 to 20 mA signal based on the concentration of these particles. The PMT2 offers 6 sensitivity ranges that allow the user to choose the range that best fits the application. T...

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 Flow Meter Series VF Visi-Float is a compact and reliable solution, ideal for measuring air, water, and other compatible liquids or gases. Made from high-quality acrylic and featuring a robust construction, the Visi-Float offers excellent durability and accuracy, even in demanding applications.