DMT345-346

DMT345 and DMT346 Dewpoint Transmitters for High Temperature Applications

The Vaisala DRYCAP®Dewpoint Transmitters DMT345 and DMT346 aredesigned for humidity measurement in industrial dryingapplications with particularly high temperatures.
 

  • The DMT345 measures humidity at temperatures up to 180°C(+356 °F)
  • The DMT346 measures humidity at temperatures up to 350°C (+662 °F)
  • Unique auto-calibration
  • Vaisala DRYCAP® Sensor provides accurate, reliablemeasurement with excellent long-term stability and fast responsetime
  • Condensation-resistant
  • Graphical display with keypad for convenient operation
  • Optional mains power supply module and alarm relays
  • Integrated data logging, with over four years of measurementhistory
  • LAN and WLAN communication options
  • NIST traceable calibration (certificate included)


 

DEW POINT DMT345

Sensor                                          Vaisala DRYCAP®180S

Measurement range                        -40 ... +100 °C (-40 ... +212 °F) Td

Accuracy                                        ±2°C (±3.6 °F) Td

TEMPERATURE DMT345

Measurement range                        0 ... +180 °C (+32 ... +356°F) with sensor warming upper range

limited by humidity (at 80 %RH warming is switched on and T reading not actual process temperature)

Accuracy                                       ±0.4 °C at 100 °C

Temperature sensor Pt100 RTD Class F0.1 IEC 60751

RELATIVE HUMIDITY DMT345

Measurement range                         0 ... 100 %RH with sensor warming 0 ... 80 %RH

Accuracy below 10 %RH                  ±10% of reading

above 10 %RH                                ±1.5 %RH + 1.5% of reading

DEW POINT DMT346

Sensor                                            Vaisala DRYCAP®180S

Measurement range                         -25 ... +100 °C (-13 ... +212 °F) Td

Accuracy                                         ±2 °C (±3.6 °F) Td

Response time 63% [90%] flow rate 1 l/min and 1 bar pressure

from dry to wet                                                                                5 s [10 s]

from wet to dry including auto-calibration                                         45 s [5 min]

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