Siemens SIMATIC S7-400H System Manual page 402

Technical data
20.2 Technical specifications of the CPU 414–5H PN/DP; (6ES7 414-5HM06–0AB0)
Interface designation
Type of interface
Physics
Electrically isolated
Power supply to interface (15 V DC to 30 V DC)
Number of connection resources
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Utilities
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Note:
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PROFIBUS DP
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)
Transmission rates
Number of DP slaves
Number of slots per interface
Address range
User data per DP slave
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 6 KB inputs / 6 KB outputs) must not be exceeded
in total across all 96 slaves.
2nd interface
X2
integrated
RS 485/Profibus
Yes
Max. 150 mA
16
Functionality
DP master
2nd interface in DP master mode
Yes
Yes
Yes
No
No
No
No
No
No
Up to 12 Mbps
Maximum 96
Maximum 1632
Maximum 6 KB inputs / 6 KB outputs
Maximum 244 bytes
Maximum 244 bytes inputs,
Maximum 244 bytes outputs,
Maximum 244 slots
Maximum 128 bytes per slot
System Manual, 03/2012, A5E00267695-11
S7-400H