Air differential pressure sensors for monitoring and controlling air pressures across filters, through ventilation control vanes, in laminar air flow cabinets and between clean room partition walls.
DPS Low Differential Pressure Transmitter - Ultra low differential pressure transmitter for HVAC applications with 4-20mA current loop or amplified voltage output signal in pressure ranges from 0.1 mb up to 1 bar differential. 
PrimAtü 10 Low Cost Low Range Differential Air Pressure Transducer - The PrimAtü 10 low cost low range differential air pressure transducer can detect and display both positive and negative differential pressure variations of very low low pressure ranges from 0.5 up to 1000 mbar/hPa, and output the pressure as a 4-20mA, 0-20mA or a 0-10Vdc analog output.
DPS200 HVAC Differential Pressure Transmitter - Differential air pressure sensor with a 10 volt or a 4-20mA output for building ventilation applications. Ranges from 0 to 6 mbar up to 0 to 1000 mbar.
DPS300 User Switchable Pressure Range, Volts or Current Output Low DP Sensor - The DPS 300 is a low range HVAC differential pressure sensor. The lowest possible pressure range is 0...100 pascals. 2 or 3 switchable pressure ranges, plus volts or current output are included with most standard configurations.
DMD341 Compact Differential Air Pressure Sensor - Small size dp sensor for measuring differential air pressure on HVAC, compress air and pneumatic control systems.
41X Low Range Digital Output Pressure Sensor - Low pressure sensor with a USB, RS232 or RS485 digital output interface for measuring low range gauge or differential pressures from 10 to 300 mbar.
- -3 to 3 psi dp range high accuracy 4-20mA air pressure transmitter for water treatment use
- Inward air-flow DP sensor with 1 sec response time
- Portable data acquisition trolley +/-20 kPa dp RS485 Modbus RTU interface air pressure sensor and display package
- -200 to 200 Pa bi-directional range 4-20mA output dp pressure transmitter for venturi tube
- -15psig 0-10V out negative pressure transducer and display for air extraction use
- 1 inH2O differential intrinsically safe 4-20mA out air pressure sensor for HVAC use
- 5 psi dp 0-10V out air pressure sensor for automation flow rate testing use on a 15psi line
- 100mbar dp range 0-5Vdc amplified output air pressure sensor for aerospace research test rig use
- 10 mbar differential 0-10Vdc output air pressure sensor for building management use
- 0.1 inH2O differential range 0-10Vdc output between rooms air pressure sensor
- 10bar differential range 4-20mA output air pressure sensor for leak testing use on a 110bar line
- 20 kPa negative differential range air pressure gauge and sensor with tubing fitting