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The example below shows how to configure filling of retention tank based on measurement of minimum and maximum water level.
Inputs:
- Reed contact for min level (Variable name: St)
- Reed contact for max level (Variable name: St1)
Output:
- Digital output for control of valve or pump (Name: Valve)
Configuring Equation smart rule
Info |
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Equation smart rule has internal variable called LastState. This variable returns TRUE or FALSE based on last result of evaluation of this smart rule. |
Equation
(LastState ANDÂ !St1) OR (!LastState ANDÂ !St)
Action
If result is TRUE: Valve ... Turn On
If result is FALSE: Valve ... Turn Off
Duration
Minimum duration ... 0:05:00 minutesdoc_tap_exlevel;
doc_tap_InpOutp;
doc_tap_ConfEqua;
Info |
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doc_tap_LastStateTrueFalse; |
doc_tap_EqActDur;