RS-232, RS-422 and RS-485 can all be used in various IoT applications and all three are supported by a number of different Digi devices.
In mission-critical IA applications, every link in the data chain must be reliable. Cable is often the weak link in a poorly designed IA network. Incorrect cable can result in lost or corrupted data, damaged equipment, invalid monitoring results, scrapped work, lost time and even operator injury. Take time to make sure you pick the best cable for your industrial application.