Northlight Parade, Brierfield, Nelson, BB9 5EG / UK
+44 (0) 7858 476987

Differential Pressure Transmitter / NIPRESS DD®



Thanks to different sensor technologies combined with compact aluminum die-cast cases or plastic housings, our differential pressure transmitters may be used for numerous fluids and gases, e. g. for monitoring ventilation ducts, filters and fans in HVAC areas as well as for level measurement in closed pressurized tanks.


  • Relative measuring mode
  • Measurement range turndown
  • Up to 2 contacts
  • Aluminium die cast housing
  • Static overpressure 400 bar
  • High accuracy
  • Mechanical robust versions
  • HASTELLOY® sensor version
  • Ex ia versions


  • Measurement of pressure difference of gases, compressed air and liquids in closed, pressurized tanks
  • Plant and machine engineering, HVAC
  • Chemical industry, energy industry, food and beverage industry
  • Compact design versions for integration in applications with limited space


Ambient temperature:−40°C…+85°C
Process temperature:−40°C…+125°C
Sensor type:silicon or stainless stee
Process pressure:(Nominal pressure gauge) 0–70 bar
Output:4…20 mA, 0–10 V, HART®
Accuracy:0.075%, 0.1%, 0.5%, 1%
Process connection:¼”, ½” BSP; ¼”, ½” NPT; M20x1.5 Ø6.6×11 (for flex. tubes Ø6); Ø4.45×10 (for flex. tubes Ø4)
Ingress protection:IP54, IP65, IP67


facebook twitter linkedin pinterest instagram youtube