2 channel data logger

testo 175 H1, 2-channel temperature and humidity data logger with external humidity sensor (NTC/capacitive humidity sensor), incl. wall holder, lock, batteries and calibration protocol

General technical data

• Channels 2 x internal (stump)
• Battery type 3 x AIMn Type AAA or Energizer
• Battery life 3 years at 15 min. meas. rate
• Operating temperature -20 to +55 °C
• Storage temperature -20 to +55 °C
• Dimensions 149 x 53 x 27 mm
• Protection class IP54
• Measuring rate 10 s - 24 h
• Memory 1 mio. measurement values