System
7.3 PLC diagnosis represented as a ladder diagram
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SINUMERIK 802D sl Operation and Programming Nibbling (BP-N), 06/2006 Edition
6FC5 398-3CP10-0BA0
Fig. 7-42 PLC block selection
Selecting this softkey displays the description of the selected program block which was
stored when the PLC project was created.
Fig. 7-43 Properties of the selected PLC program block
Selecting this softkey displays the table of local variables of the selected program block.
There are two types of program blocks.
S OB1 Only temporary local variable
S SBRxx Temporary local variable
A table of variables exists for each program block.
Properties
Local
variables