Pressure Humidity & Temperature Data Logger

Pressure Humidity & Temperature Data Logger



Testo 5 Channel Data Logger with LCD Display, SD Card and 8 Year Battery Life


  • Internal Sensors Measuring Pressure, Temperature & Humdiity and 2 External Inputs for Temp/RH
  • Measures Pressure (600 mbar to 1100 mbar), Temperature (-20°C to 70°C) and Humdity (0 to 100%)
  • Stores up to 2 Million Measured Readings in Non-Volatile Memory or onto Removable SD Card
  • User Selectable Sampling Rate of 1 Second to 24 Hours
  • Rated IP54 with Dust and Splashed Water Protection
  • Operates on (1) Lithium User-Replaceable Battery with 8 Year Life


Pressure Channels: 1
Type: Internal Absolute Pressure Sensor
Range: 8.7 psi to 15.9 psi (600 mbar to 1100 mbar)
Accuracy: ±3 mbar @ 0°C to 50°C (32°F to 122°F)
Resolution: 1 mbar
Temperature Channels: 1 
Type: Internal NTC Sensor
Range: -20°C to 70°C (-4°F to 158°F)
Accuracy: ±0.3°C (±0.7°F) @ -20°C to 70°C
Resolution: 0.1°C (0.1°F)
Humidity Channels: 1 
Type: Internal Capacitance Humidity Sensor
Range: 0 to 100% RH
Accuracy: ±2% RH
Resolution: 0.1% RH
External Inputs Number: 2 
Type: Temperature and Humidity
Data Storage Capacity 2,000,000 Measurement Readings/Samples
Sampling Rate 1 Seconds to 24 Hours (User-Selectable)
Battery (1) Lithium Battery (#TLH-5903) - User Replaceable
Battery Life 8 Years @ 15 Minute Sampling Rate
Operating Range Temperature: -20°C to 70°C (-4°F to 158°F)
Storage Range Temperature: -40°C to 85°C (-40°F to 195°F)
Communications USB Cable to PC
SD Card
Standards Compliance IP54
OS Compatibility Windows XP, Vista and Windows 7
Software Compatibility ComSoft Basic 5, ComSoft Professional 4 and ComSoft CFR 21 Part 11
Dimensions 101.6mm x 63.5mm x 33mm (4.0" x 2.5" x 1.3")