Performance Data; General Characteristic Data; Characteristics Of S7 Communication - Siemens SIMATIC NET CP 442-1 RNA Equipment Manual

Performance data

2.1

General characteristic data

Characteristic
Total number of connections on Industrial Ethernet
Example
You can, for example, operate the following combination of connections:
• 62 S7 connections or 62 H connections
• 30 ISO-on-TCP connections
• 10 TCP connections
• 10 UDP connections
• 8 ISO transport connections
2.2

Characteristics of S7 communication

S7 communication provides data transfer via the ISO Transport or ISO-on-TCP protocols.
Characteristic
Total number of S7 connections on Industrial
Ethernet
LAN interface - data field length generated by CP
per protocol data unit
•
•
•
•
CP 442-1 RNA
Equipment Manual, 03/2022, C79000-G8976-C318-05
sending
receiving
Number of PG connections
Number of OP connections
Explanation / values
128
The value applies to the total number of connections of the
following types:
• S7 connections
• SEND/RECEIVE connections
Explanation / values
of those max. 62 H connections
128 max.,
480 bytes / PDU
480 bytes / PDU
2 max.
30 max.
2
19