Dwyer Instruments

Carbon monoxide transmitter for room monitoring series CMT200

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.

CO2-transmitter voor ruimtemontage serie CDT-E

De CDT-E serie is een kooldioxide (CO2) transmitter voor ruimtemontage. De CO2-transmitter meet het CO2-gehalte 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 CDT serie is er in meetbereiken van 2000 een 5000 ppm CO2. Optioneel kan de CO2-transmitter worden voorzie…

Dwyer pitot tubes series 160

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.

Dwyer differential pressure switch series 1910

The most popular differential pressure switch combines advanced design and precision construction to make these switches able to perform many of the tasks of larger, costlier units. Designed for air conditioning service, they also serve many fluidics, refrigeration, oven and dryer applications. For air and non combustible compatible gases, Series 1910 switches have set points from 18 to 400 Pa an…

Dwyer differential pressure switch series 1950

Model 1950 explosion proof pressure pressure switch combines the best features of the popular1900 series with an integral explosion-proof and weatherproof housing, making it an exceptional value for either application. It is CE, UL and CSA listed, FM approved for use in Class I, Div 1, Groups C and D, Class II Groups E, F, and G and Class III hazardous atmospheres (NEMA 7 & 9), Raintight NEMA 3 (…

Dwyer ATEX differential pressure switch series 1950G

The Model 1950G Explosion-Proof Switch combines the best features of the popular Dwyer® Series 1950 Pressure Switch with the benefit of natural gas compatibility. Units are rain-tight for outdoor installations, And are ATEX approved CE ATEX II 2G Exd IIB+H2 T6. Adjustment to the set point of the switch can be made without disassembly of the housing.

Dwyer Magnehelic differential pressure gauge series 2000

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 flui…

Dwyer Minihelic differential pressure gage series 2-5000

The Minihelic is a small differential pressure manometer, suitable for many of the same applications as the Magnehelic gage where the greater accuracy, sensitivity, and higher and lower differential pressure ranges of the Magnehelic gage are not required. It can safely operate at total pressures up to 200 kPa. With the housing molded from mineral and glass filled nylon and the lens molded from ac…

Dwyer Photohelic differential pressure switch and gage series 3000MR

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 — wil…

Dwyer Capsuhelic differential pressure gage series 4000

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.

Dwyer thermo-hygrometer series 485B

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.

Dwyer vane switch series AAFS

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.

Dwyer differential pressure transmitter series 605

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 techno…

Dwyer differential pressure transmitter series 629C

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.

Dwyer calibration pump series A-396A

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.

Dwyer differential pressure switch series ADPS

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.

Dwyer differential pressure transmitter series DM-2000

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 plast…

Dwyer digital pressure gage series DPG

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 wo…

Dwyer digital pressure gage and transmitter series DPG-200

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 outp…

Dwyer digital pressure gage series DPGA

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.

Dwyer digital pressure gage series DPGW

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 commonl…

Dwyer ATEX differential pressure switch series H3

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 side mounting float switch series L4

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.

Dwyer float switch series L8

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 inclined vertical manometer series Mark II

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.

Dwyer Mini-photohelic differential pressure switch series MP

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/g…

Dwyer MagneSense differential pressure transmitter series MS

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 an…

Dwyer room temperature and air humidity transmitter series RHP-E

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 variable area flowmeter series RM

The Rate-Master® flowmeter line of direct reading precision flowmeters incorporates many unique user features at moderate cost. These low cost flowmeters are ideal for general use.

Dwyer pressure switch series SA1100

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.

Dwyer averaging flow sensor series PAFS-1000

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.

Dwyer temperature sensor for duct mounting series TE-D

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.

Dwyer temperature sensor for wall mounting series TE-E

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

Dwyer vane operated serie V10

V10 is esigned to provide an inexpensive, reliable unit to monitor the presence or absence of flow in a system. The V10 flow switch is used to monitor unattended equipment and protect it from costly damage. The V10 flow switch utilizes a rugged, hermetically sealed reed switch which is encapsulated in a polypropylene switch housing that fits into a standard heavy duty leak proof brass body or opt…

Dwyer vane operated ATEX serie V4

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. Inst…

Dwyer vane operated switch ATEX series V6

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 adap…

Dwyer outdoor temperature and humidity transmitter series WHT

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.

Dwyer U-tube liquid column manometer series Flex-Tube

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, the…