Product specifications

Alarm and Event
3BDS011222-510 B 103
Click Advanced to write your own expressions, Figure 36. See also Alarm
Expression on page 138 and Item Syntaxes on page 147.
Edit Condition. An Edit Condition dialog is launched from the Browse button to
the right of Activity Condition for a mask, and Condition for a rule. The expression
for the row is automatically entered in the Expression field.
Expression Field . The conditions follow C++ syntax, which means that the
following operators can be used:
&&, AND, ||, OR, ! and NOT. In special cases TRUE
and
FALSE can be used. TRUE makes the activating condition true at all times.
FALSE makes the activating condition false at all times. Add a description after you
have built the condition in the browser.
Figure 36. Advanced Activating Condition
Figure 37. Description Area