The Unitronics Vision350 offers a rich range of embedded features such as multiple auto-tuned PID loops and internal 120K data table for data logging and recipe programming. Communication options include TCP/IP Ethernet, GSM/SMS, MODBUS and CANopen networking plus remote access for data acquisition and program download. In addition to the standard communication port, the additional options are: Port 2 - serial RS232/485, Ethernet or ProfibusDP. Port 3 - CANbus. Supported communication protocols include ModbusRTU, ModbusTCP, DF1, CANOpen, ProfibusDP.