Dual Channel Simultaneous Measurement
Dual-channel temperature and humidity meter
Temperature, humidity and pressure dew point · interchangeable probes
Product overview
Temperature, humidity and pressure dew point · interchangeable probes
Key capabilities
testo 635-1
Optional Humidity Temperature Pressure Dew Point Probes
Auto Calculates Dew Point and Dew Point Difference
Displays Max Min Average Values
Compressed Air Pressure Dew Point Measurement
Material Equilibrium Moisture Content Measurement
U-Value Heat Transfer Coefficient Calculation
Large Backlit LCD Display
Cyclic Print via Optional Infrared Printer
Robust Impact-Resistant Housing
NTC Range: -40 to +150C
Type K Thermocouple Range: -200 to +1370C
0-100%RH Humidity Range
Compatible with Wide Range of Optional Probes and Sensors
Battery Powered with Auto Shut-Off
Includes: 635-1 Meter, Batteries, Factory Calibration Report (Probes Sold Separately)
Technical specifications
12 Technical specifications
- NTC Temp
- -40 ~ +150C
- Accuracy
- 0.2C (-25~+75C), 0.4C (others)
- Type K Temp
- -200 ~ +1370C
- Accuracy
- 0.3C (-60~+60C)
- Humidity
- 0 ~ 100%RH (probe dependent)
- Resolution
- 0.1C / 0.1%RH
- Channels
- 2 simultaneous probes
- Display
- Backlit LCD with Max/Min/Avg
- Cyclic infrared printing (1min-24H)
- Power
- Battery with auto-off
- Housing
- Impact-resistant
- Model
- 635-1
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