Ignition Modbus Slave functionality - Automation professionals

[pturmel]

@denny_jimenez

How can I affect the value of this tag (OPCSlaveTag1), for example with that of another OPC TAG (OPCClientTag2) that I read as Ignition Client?

I recommend the technique I describe here:

Modbus Slave/Server to Generate Read Only Tags

I've create a generic "Modbus Publish" script that eliminates the need for a second set of tags. I've publicly posted it here: https://www.automation-pros.com/ignition/modbusPublish.py It requires the "Queue Utility" script posted here: https://www.automation-pros.com/ignition/queueUtil.py and described over here: Both scripts rely on my Integration Toolkit's globalVarMap() script function, but you can rework that (not quite 1:1) to use system.util.getGlobals() if you must. (Not recomme…

@denny_jimenez

how to buy the driver.

You found my website, which has this page:

https://www.automation-pros.com/modulesales.html

From where you can find all current downloads, and my sales policy/procedures document:

https://www.automation-pros.com/Module%20Sales-2023-04-07.pdf