Most CTI and Siemens special function modules are supported. A complete list showing the
compatibility status by module part number is maintained in the Technical Advisory which can be found here:
http://www.controltechnology.com/Files/Products/technical-advisory-(restricted)/2500-Cxxx-technical-advisory1
Ethernet Support
All 2500 Series® Processor models include a built-in Ethernet port which is compatible with the ports on the CTI 2572
and 2572-A Ethernet Adapters. The capabilities of the Ethernet port on the processor differs slightly from those of the
ports on the Ethernet Adapters. The table below summarizes the features included on each product
Port 4452: One TCP connection for programming software. This port receives priority in communications.
Ports 1505 or 4450: Three TCP connections for data access.
2500-Cxxx Programmable Controllers Model Comparison