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Compatible with programs written for Siemens® 545-1101, 545-1102, 545-1104, 545-1106, CTI 2500-C200
256K user memory
2048 digital / 1024 analog I/O
64 loops / 128 alarms
Built-in Ethernet for programming and MMI
Built-in USB for programming
Profibus-DP master and RS485 Remote I/O ports
Built-in SD flash card slot forfirmware update
