4-1
C7-635 Control System
A5E00155581-04
Special Features of the C7-635
Deviations from the CPU314C-2 DP
• Operating mode selection
• Arrangement of additional S7-300 modules
• Status display of the digital onboard I/O
• User memory expanded from 48 Kbytes to 64 Kbytes
• All integrated I/O inputs have a common reference ground
Deviations from TP170 /OP170 B
• RS 485 interface (MPI) can not be switched to RS 422 interface
• No second RS 232 interface
• No DP interface to TP/OP
4
Siemens Controls