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The accus 2, 3 and 4 are shifted about one place to the bottom together. The value in accu 4 (v4) is in accu 4 and in accu 3 after that, the number in accu 1 gets lost.
--> V4 V4 V3 V4 V2 V3 V1 Z2
This instruction is only available in PLCs of the S7-400 series.
See also:
S7-300 and S7-400 are registered trademarks of the Siemens AG. |