In this video, we demonstrate how to communicate with a Velocio PLC over Modbus using a SIOT instance running on a local Single Board Computer (SBC), as well as a remote SIOT instance running in the cloud. This shows how easy it is to remotely access your PLC using Simple IoT.
SIOT: https://github.com/simpleiot/simpleiot
PLC: https://velocio.net/
SBC: https://www.embeddedarm.com/products/...