CB1 (default)
The CHANGE method is not explicitly triggered when the screen is displayed. If the variable
has a configured NC/PLC variable, then the CHANGE method is of course still called.
Condition Response
Type System or user variable Default setting Execute the CHANGE
method
I/O field Yes Yes Yes Due to the configured NC/PLC var‐
iable, there is always at least one
automatic call of the CHANGE
method with the current value of
the NC/PLC variable. The pre-as‐
signment of CB does not have an
effect.
No
No Yes
No
No Yes Yes The CHANGE method is called
with the pre-assigned value.
No The CHANGE method is not called.
No Yes No call because there is no valid
value
present to call the CHANGE
method.
No
Toggle Yes Yes Yes Due to the configured NC/PLC var‐
iable, there is always at least one
automatic call of the CHANGE
method with the current value of
the NC/PLC variable. The pre-as‐
signment of CB does not have an
effect.
No
No Yes
No
No Yes Yes The CHANGE method is called
with the pre-assigned value.
No The CHANGE method is not called.
No
(per default the
first
value from the
toggle is assigned)
Yes The CHANGE method is called
with the first pre-assigned value of
the toggle list.
No The CHANGE method is not called.
See also
CHANGE (Page 96
)
Reference lists
A.6 Behavior when opening the dialog (attribute CB)
SINUMERIK Integrate Run MyScreens
Programming Manual, 10/2015, 6FC5397-3DP40-5BA3 205
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