the output of the script run by OH2 exec binding looks like this: 21.88 54.30 100 is it possible to configure my Item to only show one of these 3 values without using a rule, that splits the execution output?

Select output values

Josar (Josar) March 18, 2018, 7:33pm 5

You could change the Skript or use some similar regex like the third example in following post.