Relative humidity measurement

Measurement range
Accuracy at +20 °C (68 °F)

Factory calibration uncertainty (+20 °C / +68 °F)
Sensor
Typical long-term stability

0 ... 100 % RH
± 1.0 % RH (0 ... 90 % RH)
± 1.7 % RH (90 ... 100 % RH)
±0.6 %RH (0 ... 40 %RH)
±1.0 %RH (40 ... 97 %RH)
Vaisala HUMICAP® 180R
better than 1 %RH / year

Temperature measurement

Measurement range
     HMP75
     HMP76
          short time
     HMP77
Accuracy at +20 °C (+68 °F)
Sensor

-20 ... +60 °C (-4 … +140 °F)
-50 ... +120 °C (-58 … +248 °F)
-50 ... +180 °C (-58 … +356 °F)
-70 ... +180 °C (-94 … +356 °F)
± 0.2 °C (0.36 °F)
Pt100 1EC751 1/3 class B

Operating environment

Temperature (MI70 measurement indicator)
Humidity

-10 ... +40 °C (+14 ... +104 °F)
non-condensing

Inputs and outputs

Power consumption

Analog output
Menu languages

Rechargeable NiMH battery pack with AC power or 4 x AA alkaline batteries, type IEC LR6
0 ... 1 VDC
English, French, Spanish, German, Swedish, Finnish, Russian, Japanese, Chinese

Mechanics

Weight
Housing classification

400 g
IP54