Retest Interval
Use this field to specify the amount of time, in seconds, that the system is to wait before retesting for the condition.
To construct the numeric expression that indicates the amount of time, click the button to the left of this field.
The contents of this field must use this syntax:
numericExpr
where numericExpr is a number or an expression that resolves to a number that indicates the number of seconds the system is to wait between retries.
When you click Event Actions form, the system "wraps" this content within a RETEST( ) parameter, which yields this final syntax:
to return to theRETEST( numericExpr )