Search found 4 matches

by AndrewC2
Wed Nov 29, 2023 2:03 pm
Forum: USB PC Data Loggers
Topic: TC-08 offset error using Raspberry Pi
Replies: 1
Views: 1126

Re: TC-08 offset error using Raspberry Pi

This appears to be resolved by earthing the USB plug outer metal sleeve to the earth of the equipment cabinet. Not ideal, but clearly it shows there is an earth related issue. See picture below/attached showing the change in signal when the earth wire is added. Note the cold junction channel (purple...
by AndrewC2
Tue Nov 28, 2023 10:45 am
Forum: USB PC Data Loggers
Topic: TC-08 offset error using Raspberry Pi
Replies: 1
Views: 1126

TC-08 offset error using Raspberry Pi

Have been using a TC-08 for over year, connected to a laptop. Data all comes in fine, readings are correct and there have been no issues. Picolog 6.2.8 being used without issue. Only one thermocouple, a type-K was being logged. Last week we decided to try a Raspberry Pi in place of the laptop. Since...
by AndrewC2
Tue Dec 10, 2019 8:32 pm
Forum: USB PC Data Loggers
Topic: CM3 for higher current 3 phase logging
Replies: 1
Views: 9766

CM3 for higher current 3 phase logging

Hi. I would like to log higher currents in the range of around 500 to 1000 A/ph, all three phase supplies. We have always bought your CM3 kits with inclusive current clamps which have a 200 A max current measuring limit so I asked if other clamps were available. I was told that the current clamps ne...