5 Performance Data / Operation
B−23
CP 443-1 for Industrial Ethernet / Manual Part B
Release 07/2010
C79000-G8976-C223−06
5 Performance Data / Operation
Note
Measurements of transmission and reaction times in Ethernet, PROFIBUS and
PROFINET networks for a series of configurations can be found on the Internet at
the following address:
http://support.automation.siemens.com/WW/view/en/25209605
5.1 General characteristic data
Table 5-1
Characteristic Explanation / values
Total number of connections on Industrial Ethernet In total (S7 connections + SEND/RECEIVE
connections + HTTP), the number of connections is
limited to 128.
Example
You can, for example, operate:
7 S7 or H connections
2 ISO-on-TCP connections
25 TCP connections
25 UDP connections
5 ISO transport connections
5.2 Characteristic data for S7 communication
Table 5-2
Characteristic
Explanation / values
Total number of S7 connections on Industrial
Ethernet
128 max.
of those max. 62 H connections
LAN interface - data field length generated by CP
per protocol data unit
S sending
S receiving
480 bytes / PDU
480 bytes / PDU
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