ABB DCS最新版本为Freelance2019 包括AC900F控制器PM901F,PM902F,PM904F以及AC700F的控制器PM783F,PM693,PM683最新版本的WINCS系列PM1800

Freelance distributed control system 

Version 2019 – What’s new

With this new version, Freelance takes the next step into the future. Freelance 2019 provides significant improvements in all areas: scalability, usability, connectivity, compatibility and security. 

Overview of AC 900F Interface - PM 904F

• Four (4) built-in and free configurable Ethernet ports supporting System bus redundancy, Modbus TCP/IP, Send & Receive UDP or TCP and IEC 60870-5-104 Telecontrol protocol

• Two (2) serial ports supporting Modbus RTU/ ASCII or IEC 60870-5-101 Telecontrol protocol

• Four (4) slots for Communication Interfaces: - PROFIBUS master modules providing integrated line redundancy - CAN bus modules for connection to Freelance Rack I/O

• Direct connection to S700 I/O modules (up to 10). The S700 I/O series provides high density configurable modules that support a mix of inputs and outputs and even analog and digital I/Os in one module for a small footprint.