Thanks Ville,

That did it. I’m now logging a temperature via my thermocouple. I didn’t fully understand the “functions button” in the 1st reply, but when you mentioned the defaulted “real power” button the penny finally dropped.

Regards,

Steve.

(re: The voltage output, yes the top channel must be set to “Auxiliary Voltage DC” or the Thermocouple K” setting becomes “INVALID INPUTS”)