Dwyer Instruments - Pressure


Dwyer 636D Series Fixed Range Differential Pressure Transmitters-

Dwyer 636D Series Fixed Range Differential Pressure Transmitters

Can be used for measuring pressures of liquids, gases & vapors. All available ranges have 0.5% F.S. accuracy with a 4-20 mA Output standard or optional 1-5 VDC output. The NEMA 4 housing is an all 316 welded construction that is designed to withstand the harshest environmental conditions and is compatible with most media.


Dwyer 645 Series Wet/Wet Differential Pressure Transmitters-

Dwyer 645 Series Wet/Wet Differential Pressure Transmitters

Designed for use with compatible gases and liquids which can be applied to both the pressure and reference ports. Quick response capacitance sensor delivers a 4 to 20 mA output signal proportional to differential pressure with ±.25% accuracy. For ease of installation and maintenance, order optional 3-valve manifold assembly.


Dwyer 647 Series Wet/Wet Differential Pressure Transmitters-

Dwyer 647 Series Wet/Wet Differential Pressure Transmitters

Monitor differential pressure in air/liquid flow systems, HVAC/R automation, pneumatic systems and process control with the Series 647 Wet/Wet Differential Pressure Transmitter. Units are temperature compensated and provide a 4 to 20 mA output signal.


Dwyer 668 Series Differential Pressure Transmitters-

Dwyer 668 Series Differential Pressure Transmitters

Capable of measuring low pressures with a ±1% accuracy - ideally suited for proper building pressurization and air flow control. Can withstand up to 10 psig overpressure with no damage to the unit. Variable capacitance sensor design provides excellent sensitivity and long-term stability. Units also feature reverse-polarity protection.


Dwyer DM-2000 Series Differential Pressure Transmitters-

Dwyer DM-2000 Series Differential Pressure Transmitters

Discontinued!

This product has been discontinued and is no longer available.

Click here for replacement options.


Dwyer ISDP Series Intrinsically Safe Differential Pressure Transmitters-

Dwyer ISDP Series Intrinsically Safe Differential Pressure Transmitters

Provides a 4 to 20 mA process output, a robust NEMA 4X enclosure, plus a large LCD display that can be programmed to read in pressure, velocity or flow. Features security level, English or Metric engineering units, pressure, velocity or flow operation, K-factor, volumetric flow operation, plus many more.


Dwyer 677B Series Differential Pressure Transmitters-

Dwyer 677B Series Differential Pressure Transmitters

Designed to measure pressures as low as 0.1 in w.c. with ±0.4% accuracy. The transmitter features 15 psid overpressure, reverse polarity protection and EMI/RFI protection. The NEMA 4 housing allows for versatile mounting locations and integral mounting tabs simplify installation.


Dwyer MS Series Magnesense Differential Pressure Transmitters-

Dwyer MS Series Magnesense Differential Pressure Transmitters

Discontinued!

This product has been discontinued and is no longer available. There is no direct replacement. Visit our Differential Transmitters category for similar products.


Dwyer 626 & 628 Series Industrial Pressure Transmitters-

Dwyer 626 & 628 Series Industrial Pressure Transmitters

The corrosion resistant 316L stainless steel wetted parts allow it to measure the pressure in a multitude of processes from hydraulic oils to chemicals. Available in absolute and gage pressure ranges with a variety of optional outputs, process connections and electrical terminations to allow you to select the right transmitter for your application.


Dwyer 636 Series Fixed Range Pressure Transmitters-

Dwyer 636 Series Fixed Range Pressure Transmitters

A low cost, fixed range, stainless steel transmitter with ±0.30% accuracy. It is designed to continuously measure pressure for years in even the toughest environmental and media conditions. Transmitters are explosion-proof, (FM approved) and meet NACE standards for off-shore applications.


Dwyer 673 Series Pressure Transmitters-

Dwyer 673 Series Pressure Transmitters

Fixed range transmitter designed for harsh environments and suitable for high shock and vibration applications. Constructed of stainless steel, the Series 673 provides a 4 to 20 mA output signal with 0.25% accuracy. Use the Series 673 in industrial OEM equipment, hydraulic systems, HVAC/R equipment, industrial engines and compressor control.


Dwyer 679 Series Weatherproof Pressure Transmitters-

Dwyer 679 Series Weatherproof Pressure Transmitters

Compatible with a wide range of gases and liquids, and is specially designed for weatherproof service NEMA 4 (IP56). The Model 679 can measure pressures with an accuracy of ±.25%. This model provides a 4-20 mA output and is field adjustable.


Dwyer IS626 Series Intrinsically Safe Pressure Transmitters-

Dwyer IS626 Series Intrinsically Safe Pressure Transmitters

Convert pressure into a standard 4-20 mA output signal. It can be used to accurately measure compatible gases and liquids compatible with its 316SS/316LSS wetted parts. Series IS626 full scale accuracy is 0.25%. Designed for industrial environments with a NEMA 4X (IP66) housing, this transmitter resists most effects of shock and vibration.


Dwyer 3200G Series Explosion-proof Pressure Transmitters-

Dwyer 3200G Series Explosion-proof Pressure Transmitters

A microprocessor-based high performance transmitter, which has flexible pressure calibration, push button configuration, and programmable using HART® Communication. The Series 3200G is capable of being configured with the zero and span buttons, a field calibrator is not required for configuration.


Dwyer DHC Series Digihelic Differential Pressure Controllers-

Dwyer DHC Series Digihelic Differential Pressure Controllers

3 in 1 instrument possessing a digital display gauge, control relay switches, and a transmitter with current output all packed in the popular Photohelic gauge style housing. Ranges of 5" w.c. and greater maintain 0.5% F.S. accuracy. Bi-directional ranges are also available.


Dwyer DH Series Digihelic Differential Pressure Controllers-

Dwyer DH Series Digihelic Differential Pressure Controllers

3 in 1 instrument possessing a digital display gauge, control relay switches, and a transmitter with current output. Is ideal for pressure, velocity and flow applications, achieving a 0.5% full scale accuracy on ranges from 0.25 to 100"w.c. Two SPDT control relays with adjustable dead bands are provided along with a scalable 4-20 mA process output.


Dwyer DHII Series Digihelic Differential Pressure Controllers-

Dwyer DHII Series Digihelic Differential Pressure Controllers

Combines two SPDT control relays, 4 to 20 mA process output, and Modbus communications with a large, brightly backlit 4-digit LCD that can easily be seen from long distances. The electrical wiring is enhanced with detachable terminal blocks, and removable terminals allow you to easily wire the terminal block outside the housing and then attach it to the circuit board.


Dwyer MPR Series Miniature Pressure Regulators-

Dwyer MPR Series Miniature Pressure Regulators

Compact units that provide low cost, high performance pressure regulation of compressed air or air/water. The low torque, non-rising adjustment knob with locking capability provides easy and precise adjustment. Models for use with air are self relieving. Models for air/water are non-relieving.


Dwyer R Series Regulators-

Dwyer R Series Regulators

Discontinued!

This product has been discontinued and is no longer available. There is no direct replacement. Visit our Regulators category for similar products.


Dwyer AFG Series Averaging Flow Grids-

Dwyer AFG Series Averaging Flow Grids

The AFG Flow Grid is a fundamental pressure sensing device designed to transmit a continuous differential pressure signal. When this output is connected to a suitable measuring instrument (i.e., manometer, pressure transducer, etc.), it may be used to determine air velocity and volume flow rate.