Testo 440 dP Air velocity and IAQ measuring instrument
Testo 440 dP Air velocity and IAQ measuring instrument

Internal differential pressure measurement -15000 ... + 15000 Pa

Type K (NiCr-Ni) thermocouple connection -200… +1370 ° C

Internal data storage

Wide range of probes with wireless handle, no cable hassle, for:

  •      Channels and air outlets
  •      Indoor air quality
  •      Turbulence graph according to EN ISO 7730 / ASHRAE 55
  •      Cleanrooms and laboratories

Connections:

  •      1x digital probe with cable or 1x temperature NTC
  •      1x digital Bluetooth probe or Testo Smart Probe
  •      1x differential pressure (internal)
  •      1x Temperature thermocouple type K
Testo 440 dP Air velocity and IAQ measuring instrument
Testo 440 dP Air velocity and IAQ measuring instrument
Testo 440 dP Air velocity and IAQ measuring instrument
Testo 440 dP Air velocity and IAQ measuring instrument