Additional Information
You can replace more than one present value in a single operation. To do this, set multiple
present values with temporary values, and then select Write V
alues from the Controller Menu.
l
Changing Present Values on a Watch Tab Page
Use the following procedure to change present values from the Watch Tab Page.
1 Select Watch Tab Page from the V
iew Menu to display a Watch Tab Page.
2 Move the cursor to the cell in the Modify Column on the Watch Tab Page, enter a value that is
compatible with the format that is given in the Display format Column, and then press the
Enter Key. Press the Esc Key to cancel the entry.
The present value is changed.
The format for entering a value in the Modify Column depends on the Display format type
that is given in the Data format Column.
Refer to 7-6-4
Monitoring Variables in a Watch Tab Page on page 7 - 29 for details.
Press the Esc Key to cancel the entry.
• Examples of Entries in the Modify Column:
Display format type Example
Boolean TRUE or FALSE
Decimal 10, -100
Real number 123.4, 1.234e2, 1.234E2, -1.23e-3
Hexadecimal 1001, FFFF8000
Binary 11110000
String abc, ABC
Additional Information
If you enter an illegal value in the Modify Column, it is detected as an error and the cell is high-
lighted in red.
Forced Refreshing
Forced refreshing allows you to refresh external inputs and outputs with user-specified values from the
Sysmac Studio to debug the system. You execute this in the FBD editor or Watch Tab Page.
Forced refreshing is executed for the specified variables.
The state that is specified with forced refreshing is retained until forced refreshing is cleared from the
Sysmac Studio.
All forced refreshing is cleared when a fatal error occurs in the Safety CPU Unit, when a Clear All
Memory operation is performed, when the operating mode is changed, when power is interrupted, or
when the project is downloaded.
7 Checking Operation and Actual Operation
7 - 34
NX-series Safety Control Unit User's Manual (Z930)
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