Answering to my own problem, error was caused by non earthed laptop power supply. Earthing the laptop's motherboard with a separate earth wire solved the problem! (Also disconnecting the PSU would have solved the problem but this wouldn't be a solution in a continuous measurement system).
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- Tue Mar 07, 2017 9:47 pm
- Forum: USB PC Data Loggers
- Topic: Problems with inaccurate TC-08 readings
- Replies: 2
- Views: 2239
Hi, I'm having problems with the TC-08 USB. I am using these mineral insulated thermocouples: http://www.farnell.com/datasheets/1918884.pdf with these suitable K-type 5 meter extension cords: http://www.farnell.com/datasheets/1918892.pdf?_ga=1.230813014.810867222.1480947831 I am measuring seven chan...