TC-08 Data Logger

Temperature measurement and recording with the TC-08 is very easy — simply plug the TC-08 into a USB port on your computer, plug in your thermocouples, and you are ready to go.

USB TC-08 Specifications

USB TC-08 Thermocouple Data Logger general specifications
Number of channels (single unit) 8
Maximum number of channels
(using up to 20 TC-08s)
Conversion time 100 ms per thermocouple channel
+ 100 ms for cold junction compensation
(CJC can be disabled if all channels used as voltage inputs)
Temperature accuracy Sum of ±0.2% of reading and ±0.5 °C
Voltage accuracy Sum of ±0.2% of reading and ±10 µV
Overvoltage protection ±30 V
Maximum common-mode voltage ±7.5 V
Input impedance 2 MΩ
Input range (voltage) ±70 mV
Resolution 20 bits
Noise-free resolution 16.25 bits
Thermocouple types supported B, E, J, K, N, R, S, T
Input connectors Miniature thermocouple
PC requirements
Minimum Processor, Memory, Free disk space: As required by the operating system
Operating system: Microsoft Windows 7, 8 or 10, 32-bit and 64-bit versions; macOS 10.9 (Mavericks) or later, 64-bit only; Linux*, 64-bit only
Ports: USB 1.1

* PicoLog 6 for Linux is distributed as an AppImage, so you can install it without superuser permissions: see for further information. The software has been tested on Red Hat, OpenSUSE and Ubuntu.

Operating temperature 0 to 50 °C
Operating temperature for stated accuracy 20 to 30 °C
Operating humidity 5 to 80 %RH non-condensing
Storage humidity 5 to 95 %RH non-condensing
Water resistance Not water-resistant
Physical properties
Dimensions 201 x 104 x 34 mm (7.91 x 4.09 x 1.34 in)
PicoLog for Windows PicoLog data acquisition software can collect up to 1 million samples. Features include:
Multiple views — view data as a graph, spreadsheet or text
Parameter scaling — convert raw data into standard engineering units
Math functions — use mathematical equations to calculate additional parameters
Alarm limits — program an alert if a parameter goes out of a specified range
IP networking — transfer measurements via a LAN or over the Internet
Operating systems supported — Microsoft Windows XP (SP3) to Windows 10. Not Windows RT.
PicoLog languages Simplified Chinese, Dutch, English (UK), English (US), French, German, Italian, Japanese, Korean, Russian, Spanish
PicoLog and PicoSDK Available from
PicoSDK example code Available from Pico's GitHub organization page,
Optional free software Drivers for Linux and macOS.
Documentation languages
User’s guide
Programmer’s guide
Installation guide
English, Français, Deutsch, Italiano, Español, Svenska, Nederlandse, Dansk
Additional hardware (supplied) USB 2.0 cable, user manuals
PC interface USB 1.1
Power requirements Powered from USB port
Compliance European EMC and LVD standards
FCC Rules Part 15 Class A
Total satisfaction guarantee In the event that this product does not fully meet your requirements you can return it for an exchange or refund. To claim, the product must be returned in good condition within 14 days.
Warranty 5 years

TC-08 resolution

Thermocouple type Overall range °C 0.1 °C resolution 0.025 °C resolution
B 20 to 1820 150 to 1820 600 to 1820
E –270 to 910 –270 to 910 –260 to 910
J –210 to 1200 –210 to 1200 –210 to 1200
K –270 to 1370 –270 to 1370 –250 to 1370
N –270 to 1300 –260 to 1300 –230 to 1300
R –50 to 1760 –50 to 1760 20 to 1760
S –50 to 1760 –50 to 1760 20 to 1760
T –270 to 400 –270 to 400 –250 to 400