Hi Martin, ok , i tried it, but my output is local time or timezone time, not a running time:
I think that what i needed is a function getevaltime:

Hi all,
how to get the PLC running time value to the HMI output ? On your default project after loading a Mervis OS to the sd card is this value visible in right bottom corner. Thank you.

Hi all, is it possible to run OPC server on unipi board in Mervis IDE ? If yes, how ? Thanks for any answer.