Siemens SIMATIC S7-400H System Manual page 425

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Utilities
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Transmission rates
Number of DP slaves
Number of slots per interface
Address range
User data per DP slave
Note:
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S7-400H
System Manual, 03/2012, A5E00267695-11
20.4 Technical specifications of the CPU 417–5H PN/DP; (6ES7 417-5HK06–0AB0)
MPI
PROFIBUS DP
Utilities
PG/OP communication
Routing
S7 communication
Global data communication
S7 basic communication
Transmission rates
PG/OP communication
Routing
S7 communication
Global data communication
S7 basic communication
Constant bus cycle time
SYNC/FREEZE
Enable/disable DP slaves
Direct data exchange (cross-traffic)
The total of input bytes across all slots may not exceed 244.
The total of output bytes across all slots may not exceed 244.
The address range of the interface (maximum 2 KB inputs / 2 KB outputs) must not be exceeded
in total across all 32 slaves.
Functionality
Yes
DP master
1st interface in MPI mode
Yes
Yes
Yes
No
No
Maximum 12 Mbps
1st interface in DP master mode
Yes
Yes
Yes
No
No
No
No
No
No
Maximum 12 Mbps
Maximum 32
Maximum 544
Maximum 2 KB inputs / 2 KB outputs
Maximum 244 bytes
Maximum 244 bytes inputs,
Maximum 244 bytes outputs,
Maximum 244 slots
Maximum 128 bytes per slot
Technical data
425