Miniature Dew Point Transmitters DMT143 & DMT143L (Long)

for OEM applications

Miniature-size dew point transmitters DMT143 and DMT143L are ideal choices when you want to measure dew point accurately in small compressed air dryers, glove boxes, plastic dryers, additive manufacturing, and other OEM applications. They are easy to integrate and can be used with the Vaisala Indigo80 Handheld Indicator


  • Vaisala DRYCAP® technology with auto-calibration
  • Fast response time 
  • Dew point measurement range -70 ... +60 °C (-94 ... +140 °F)
  • Accuracy ±2 ºC (±3.6 ºF)
  • Withstands condensation
  • Compatible with Vaisala Indigo80 Handheld Indicator
  • Traceable calibration (certificate included)
  • LED alarm for exceeded dew point level

Key benefits

Convenient size

Miniature size dew point probes for e.g. small industrial dryer applications.

Low maintenance costs

Stable measurement enables long calibration intervals saving maintenance costs.

Easy to use

Analog output options, easy servicing and data transfer. Compatible with handheld meter DM70.

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