Instrumentation for measuring differential pressure

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Dwyer Instruments

Dwyer U-tube liquid column manometer series Flex-Tube

SKU 2001550
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 Instruments

Dwyer Minihelic differential pressure gage series 2-5000

SKU 2001533
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...
Kimo Sauermann

Kimo liquid column manometers series HP

SKU 2009488
The HP range of inclined liquid column manometers, measure slight variations in pressure, depression or differential pressure of air or gas. The are particulary recommended for measuring overpressure in clean rooms, laboratories, aseptic rooms and laminar flows.
Dwyer Instruments

Dwyer inclined vertical manometer series Mark II

SKU 2001556
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 Instruments

Dwyer Mini-photohelic differential pressure switch series MP

SKU 2013247
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...
Dwyer Instruments

Dwyer Magnehelic mounting accessories

SKU 2001498
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.
Micatrone

Micatrone Pressure- and Flow controller series MF-PFC

SKU W-9000511
In addition to differential pressure, the MF-PFC transmitter also measures air velocities in combination with the MFS self-averaging flow sensors. The transmitter has 2 analog outputs that can be used for differential pressure, flow or PI control output. For example, the control output can be used to directly control a VAV valve. High accuracy and stability make the MF-PFC ideal for use in labo...
Micatrone

Micatrone Pressure- and Flow transmitter series MF-PFTT

SKU W-9000512
In addition to differential pressure, the MF-PFTT series transmitter also measures air velocities in combination with the MFS self-averaging flow sensors. Complementing its brother MF-PFT, the MF-PFTT has a temperature input for active temperature compensation. This is a very useful addition, especially with process air that varies a lot in temperature. This input is passive (Pt-100/1000) or ac...
Dwyer Instruments

Dwyer explosion proof differential pressure gauge series AT22000

SKU W-9000395
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.
Dwyer Instruments

Dwyer Critical room pressure monitor series RPMC

SKU W-9000514
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...
Dwyer Instruments

Dwyer Room status monitor series RSME

SKU W-9000515
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...
Dwyer Instruments

Dwyer Room pressure monitor series RPME

SKU W-9000516
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...
Dwyer Instruments

Dwyer Room status monitor series RSMC StabiliSense

SKU W-9000517
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...

Dwyer differential pressure switch series 1910

SKU 2001574
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...
Dwyer Instruments

Dwyer differential pressure switch series 1950

SKU 2001579
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 Instruments

Dwyer ATEX differential pressure switch series 1950G

SKU 2013719
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 Instruments

Dwyer Magnehelic differential pressure gauge series 2000

SKU 2001512
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...
Dwyer Instruments

Dwyer Photohelic differential pressure switch and gage series 3000MR

SKU 2001541
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...
Dwyer Instruments

Dwyer Capsuhelic differential pressure gage series 4000

SKU 2002149
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 Instruments

Dwyer differential pressure transmitter series 605

SKU 2001481
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...
Dwyer Instruments

Dwyer differential pressure transmitter series 629C

SKU 2025846
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 Instruments

Dwyer differential pressure switch series ADPS

SKU 2017102
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 Instruments

Dwyer differential pressure transmitter series DM-2000

SKU W-9000117
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...
Dwyer Instruments

Dwyer ATEX differential pressure switch series H3

SKU 2018792
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.

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