Gateway Tag Change Script or Local Tag Change Script

[pturmel]

@Robert_Thompson

any difference

Oh, yes. Your script is very much unsuitable for definition on the tag itself. Some reading and further links:

PLC to Ignition Interactions

There are pros and cons. (Numerous discussions here on those.) But it is almost always preferable to system.util.invokeAsynchronous(). Starting new threads is a performance killer, and can run wild if you aren't careful. Discussions like these (and more, if you tweak the search terms): https://forum.inductiveautomation.com/search?q=gateway%20tag%20change%20event%20valueChange%20thread%20pool%20order%3Alatest If you have a particular need for valueChange scripting, but also need to not bloc…