Siemens Sinamics S120 Function Manual page 505

Interface IF1 and IF2
The CU320-2 Control Unit can communicate via two different interfaces (IF1 and IF2).
Table 10- 3
PROFIdrive
Standard telegrams
Clock cycle synchronization
Drive object types
Can be used for
Cyclic operation possible
PROFIsafe possible
Note
For additional information on the IF1 and IF2 interfaces, see section "Parallel operation of
communication interfaces" in this manual.
Drive functions
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
Properties of IF1 and IF2
IF1
Yes
Yes
Yes
All
PROFINET IO, PROFIBUS DP
Yes
Yes
10.1 Communication according to PROFIdrive
IF2
No
No
Yes
All
PROFINET IO, PROFIBUS DP,
CANopen
Yes
Yes
Communication
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