Connecting to Allen-Bradley MicroLogix 1200 PLC
Below is the example of connecting WebHMI to the Allen-Bradley Micrologix 1200 PLC.
These PLC have 1 or 2 serial ports. Programming port (Programmer/HMI port) has fixed settings (this is an exerpt from original documentation Publication 1762-UM001G-EN-P - March 2011):
Connection setup example: