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Example: Maximum distances in the MPI subnet
The figure below shows you:
• a possible MPI subnet configuration
• maximum distances possible in an MPI subnet
• the principle of "Line extension" using RS 485 repeaters
Key to numbers in the figure
(1)
(2)
S7-300, CPU 31xC and CPU 31x: Installation
Operating Instructions, Edition 08/2004, A5E00105492-05
Terminating resistor enabled.
PG connected by means of a stub cable for maintenance purposes
Configuring
4.11 Planning subnets
4-41
- Quick Links:
- Table 1-7 Communication
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