3 calibration points: 11.3 %RH / 50 %RH / 75.3 %RH at +25 °C
For data loggers and transmitters
According to ISO standard
This certificate documents the ISO calibration of your data logger or transmitter. Calibration is carried out at the measuring points 11.3 %RH, 50 %RH, 75.3 %RH at a temperature of +25 °C.