Appendix
A.3 Tags of the technology object external encoder
S7-1500 Motion Control V13 Update 3
358
Function Manual, 07/2014, A5E03879256-AC
A.2.29
InternalToTrace tags (positioning axis/synchronous axis)
The tag structure <TO>.InternalToTrace.<tag name> contains no application-relevant data.
This tag structure is internally used.
Tags
Tag
Data type Values
W
Description
InternalToTrace.
ARRAY
[1..4] OF
STRUCT
Id
DINT
-
DIR -
Value
LREAL
-
RON -
See also
Evaluating the technology data block (Page 173)
A.3
Tags of the technology object external encoder
A.3.1
Legend
Tag
Name of the tag
Data type
Data type of the tag
Values
Value range of the tag - minimum value to maximum value
If no specific value is shown, the value range limits of the relevant data type apply or the information
under "Description".
W
Effectiveness of changes in the technology data block
DIR
Immediate:
Changes to the value are made with a direct assignment and are immediately effective.
RES
Restart:
Changes to the start value in load memory are made using the extended instruction
"WRIT_DBL" (write to DB in load memory). Changes will not take effect until after restart of
the technology object.
RON
Read only:
The tag cannot and must not be changed.
Description
Description of the tag
L - Linear specification R - Rotary specification
Access to the tags is with "<TO>.<tag name>". The placeholder <TO> represents the name
of the technology object.