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175-T3 Thermocouple Data Logger with 2 External Sensor Ports



Testo Data Logger Measuring Temperature with SD Card Slot and USB Port for Communications to PC


  • Measurement Range of -35°C to 55°C (Internal Sensor) or -40°C to 120°C (External Sensor)
  • ±0.4°C Temperature Accuracy with Internal Temperature NTC Sensor
  • Stores up to 1 Million Measured Readings in Non-Volatile Memory or onto Removable SD Card
  • Rated IP65 and Conforms to European Union EN12830 Directives
  • Operates on (3) AAA User-Replaceable Batteries with 3 Year Battery Life


Temperature Channels: 2 External Sensor Ports
Sensor Type: Thermocouple Type T and Type K
Type T Range: -50°C to 400°C (-58°F to 752°F)
Type K Range: -50°C to 1000°C (-58°F to 1832°F)
-50°C to 70°C Accuracy: ±0.5°C (±0.9°F)
70°C to 1000°C Accuracy: ±0.7% of rdg
Resolution: 0.1°C (0.1°F)
Data Storage Capacity 1,000,000 Measurement Readings/Samples
Sampling Rate 10 Seconds to 24 Hours (User-Selectable)
Battery (3) AIMn Type AAA or Energizer - User Replaceable
Battery Life 3 Years @ 15 Minute Sampling Rate and 25°C
Operating Range Temperature: -20°C to 55°C (-4°F to 131°F)
Storage Range Temperature: -35°C to 55°C (-31°F to 131°F)
Communications USB Cable to PC
SD Card
Standards Compliance IP65
OS Compatibility Windows XP, Vista and Windows 7
Software Compatibility ComSoft Basic 5, ComSoft Professional 4 and ComSoft CFR 21 Part 11
Dimensions 89mm x 51mm x 25.4mm (3.5" x 2.0" x 1.0")