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Differential Pressure Transmitters

42 Products
DM-2000 Differential Pressure Transmitter for Air & Gases, 4-20 mA

Differential Pressure Transmitter senses pressure of air and gases and sends an output signal. Designed to mount in the same diameter cutout as a Magnehelic gage.

DIN Rail Differential Pressure Transmitter, 4-20 mA, 0.1-25 inH2O

DIN Rail Mount Differential Pressure Transmitter senses pressure of air and gases then sends an output signal.

677B Low Pressure DP Transmitter, ± 0.4% Accuracy, NEMA 4 Housing

Differential Pressure Transmitter measure pressures as low as 0.1 in w.c. Applications include variable air volume, environmental pollution control, and building energy management.

Diff Pressure Transmitter for Gases/Liquids, 1% Acc., 4-20 mA/0-10 Vdc

Differential pressure transmitters suitable for measuring over-pressure, under-pressure, and differential pressure in compatible gases and liquids with 1% accuracy.

Low Pressure Differential Pressure Transmitter, ± 0.50% Accuracy, 4-20 mA

Differential Pressure Transmitters sense low pressure of air and gases, then sends an output signal. All models are factory calibrated to specific ranges

Wet/Wet Differential Pressure Transmitters, ± 0.25% Accuracy, 4-20 mA

The Series 645 Wet/Wet Differential Pressure Transmitters offer high accuracy for gas and liquid applications, ideal for process control and HVAC systems.

Wet/Wet Differential Pressure Transmitter, 4-20 mA, Temp Compensated

The Series 647 Wet/Wet Differential Pressure Transmitter accurately monitors pressure in air/liquid systems. Temperature compensated with a 4-20 mA output for easy integration.

Differential Pressure Transmitter, 0.1 inH2O, 4-20 mA, NEMA 4X, FM Safe

Intrinsically Safe Differential Pressure Transmitter using an ultra thin silicon diaphragm that enables precision measurement of pressures.

Vacuum Differential Pressure Transmitter, Adjustable Range, Adjustable Response

Differential pressure transmitters measure differential pressure and vacuum with adjustable ranges and output signals, suitable for installers and maintenance professionals.

Pressure Transmitter & loop powered pressure monitor

The PM1000 plug-on display is a Economical, local display suitable for the PX4200 series pressure transducers with optional loop powered pressure monitor.

Differential Pressure Transmitter, 0-25 inH2O, ± 0.25% Accuracy, NIST Certified

Low Range Differential Pressure Transmitter combine low ranges with stability and reliability. Ultra thin glass clad silicon diaphragm design resists shock and vibration, a drift.

Differential Low Pressure Custom

The Differential Low Pressure Custom series offers reliable air flow measurement and filter monitoring for building and duct static pressure control.

Wet-to-Wet Differential Pressure Transmitter, 30 Configurable Options

Differential Pressure Transmitter measures flow of various liquids and gases, pressure drop across filters, and energy management.

Rangeable, Wet/Wet Differential High Pressure Transmitters

The PX2310 series is suitable for energy management, process control, liquid level systems, etc. with 4 selectable outputs for ranges from 0-50 to 0-200 psi.

Differential Pressure Transmitters – ± 0.4% to ± 0.8% Accuracy, 0.1-25 inH2O

The Series 648B and 648C Differential Pressure Transmitters are ideal for clean, dry air and non-corrosive gases, featuring easy calibration and rugged design.

Differential Pressure Transmitters with 6 Field Selectable Ranges

The PX274 series have a rugged, seamless, NEMA 4 enclosure and 6 field selectable ranges with a 4-20 mA output. Available in ranges from 0-0.1 to 0-30 in H2O.

Wet to Wet Differential Pressure

Wet to Wet Differential Pressure series offers reliable monitoring for pumps, compressors, filters, heat exchangers, and flow systems.

Differential Low Pressure

The Differential Low Pressure series offers reliable measurement for building pressure, filter monitoring, airflow, and process control applications.

3100MP Smart Pressure Transmitter for Flow/Level, HART, Hazardous Locations

Explosion-Proof Multiplanar Differential
Pressure Transmitter is a microprocessor which has a flexible pressure calibration. Design simplifies installation.

Differential Pressure Transmitters

Differential Pressure Transmitters convert pressure difference between two ports into an electrical signal for controls and monitoring. Products in this category span ACI, Omega Engineering, and Dwyer Instruments low differential transmitters for airflow and filter monitoring, panel-mount devices, 4 to 20 mA air and gas transmitters, wet/wet and wet/dry transducers, and compact duct pressure transmitters.

Applications include:

  • Building airflow and duct static pressure control
  • Filter, coil, and fan pressure drop monitoring
  • Cleanroom, data center, and critical room pressure systems
  • Wet/wet, wet/dry, and process differential pressure measurement

Choose by range, media, output, accuracy, mounting, calibration access, and whether the application is low-pressure air or industrial process service.

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