• The Max, Min and Avg function calculate the maximum, minimum or average values
• Other functions include: the relative measurement REL, the HOLD function, and the automatic turning off that can also be excluded
• The instruments have IP67 protection degree

• Measurement of relative humidity:
• Measurement range: 0…100%RH
• Resolution: 0.1%RH
• Accuracy: ±0.1%RH
• Drift after 1 year: 0.1%RH/year
• Measurement of temperature:
• Pt100 measurement range: -200…+650 °C
• Pt1000 measurement range: -200…+650 °C
• Resolution: 0.1°C
• Accuracy:  ±0.1°C
• Drift after 1 year: 0.1°C/year
• Measuring unit:  °C - °F - %RH - g/m3 - hPa
• Power:
• Batteries: 3 1.5V type AA batteries
• Autonomy: 200 hours with 1800 mAh alkaline batteries
• Power absorbed with instrument off: < 20μA
• Connections:
• Input module for the probes: 8-pole male DIN45326 connector
• Operating conditions:
• Operating temperature: -5…50 °C
• Storage temperature: -25…65°C
• Working relative humidity: 0…90%RH without condensation
• Protection degree: IP67
• General characteristics:
• Dimensions (Length x Width x Height): 140x88x38mm
• Weight: 160g (complete with batteries)
• Materials: ABS
• Display: 2 rows 4½ digits plus symbols. Visible area: 52x42mm

• (1) HD2301.0,
• (3) 1.5V alkaline batteries
• (1) Operating manual
• (1) Case.
• NOTE: Probes must be ordered separately

Brochure/Datasheet

Instruction Manual

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Note: Prices are not binding at any time subject to change without prior notice