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MON20/20 Software for Gas Chromatographs User Manual
SEPTEMBER 2010 3-9000-745
4-57
Expressions are built using the Expression Editor in Edit Expression
mode.
To add a conditional statement, do the following:
1. Click on the Insert drop-down list and select Insert Condition. A
new line is added to the Calculation Steps Viewer and the
Expression Editor switches to Edit Condition mode.
2. Add an expression. You can use constants, temporary variables,
system variables, and the calculator functions to build the expression.
For information on inserting system variables, see page 4-64. For
information on creating variables, see page 4-63. For information on
creating constants, see page 4-61.
Figure 4-48. Edit Expression area
3. Select a relational operator from the drop-down list. You have the
following options:
4. To add a variable or constant to the expression, click the Variable/
Constant drop-down list and select the appropriate item.
<Less than
<= Less than or equal
>Greater than
>= Greater than or equal
== Equal
!= Not equal