Installation guide
3.5 Installing the TIM 4R-IE in an S7-300
SINAUT ST7 Station control system - System Manual
132
System Manual, 05/2007, C79000-G8976-C178-06
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Figure 3-13 Direct communication over a TIM 4R-IE and a TIM 3 or TIM 4 in an S7-300 rack;
communication within the S7-300 over the backplane bus
(direct communication paths are shown as dashed lines)
In this example, the CPU of station 3 (not shown in figure) on WAN 3 communicates with the
control center and one or more stations on WAN 1 over a TIM 3 or TIM 4 and the TIM 4R-IE.
NOTICE
When selecting the CPU in the above node station configuration, the following applies:
If the stations connected to the TIM 3/4 (for example station 3) also need to exchange data
with the CPU in the node station, you will need to use one of the following CPUs. The
following types are possible:
•
All variants of the CPUs 312, 312C, 313C, 314 and 314C
•
The CPUs 315-2 DP and 315F-2 DP
If the TIM 3/4 does not need to communicate with the CPU in the node station, you can
select any CPU.
See also
Installation of the TIM 3 / TIM 4 as CP in an S7-300 (Page 136)