Australia Posted 21 Oct 2011 I do not know for those who experienced any success with this particular Greg, but I've a very similiar challenge. My set up is: M340 linked to Connexium Ethernet Switch connected to EGX100 Gateway related by using modbus serial Sepam Safety relay. I've created the https://modiconm58024679.azzablog.com/14808526/indicators-on-modicon-m340-you-should-know