5.1.2 Startup of the IM 650
Declaration in the case of redundancy:
In a redundant configuration, the 2 plugged IM 650 modules start up independently. The
following flowchart illustrates the startup of the IM 650 (a). For the IM 650 (b), the following flow
chart applies with the designations reversed accordingly.
1 Power supply module
2a IM 650 (a)
2b IM 650 (b)
3 ET 200PA SMART I/O modules or modules from the S7-300 series of modules
Commissioning
5.1 PROFIBUS DP
ET 200PA SMART
54 Operating Instructions, 06/2019, A5E34192013-AB
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