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testo 6651



  • Accuracy up to ±1.7 % RH

     

  • Digital probe of the 6600 instruments: can be calibrated and exchanged and is equipped with its own order number
    • Wall, duct and cable probes, can be configured upon customer request and are heat resistant up to +120 °C
  • Highest availability by means of early warnings, e.g. in the event of sensor failure, condensation etc. (preventative maintenance)
  • Different assembly variants:
    • Wall-mounted version
    • Duct version
    • Probe version