“The only HMI that lets control and communicate with up to five different device types, simultaneously.”   Red Lion Controls G3 HMI (Operator interface) products standard features:   One RS422/485 port and two RS232 ports. Each port can be configured with a different format up to 115,200 baud. Additional inexpensive expansion card can provide additional RS232 and RS485 ports. 10 Base T/100 Base Ethernet port. Compact Flash socket for data logging. Build-in web server for remote access. USB port for program downloads and uploads. FREE programming software – Crimson 2.  Follow this link to see the available range.