ABB UMC100.3 Manual page 52

52 C U S T O M A P P L I C AT I O N E D I T O R M A N U A L
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Function block reference
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Limit the Number of Starts
This function block can limit the number of starts issued in a given time window.
Function Block
Inputs
Output
Parameters
Signal Name
In FRev, In Rev, In For, In FFor: Start commands
In Reset: Resets the function block to the inital state. I.e. the number of counted
starts in the time window is set to zero and the outputs updated accordingly.
FRev, Rev, For, FFor: Start commands passed the block if a start is allowed.
Starts Left (W): Counter indicating how many starts are remaining in the time
window.
More Than 1 Start Left: More than one start is possible
1 Start Left: Only one start is possible anymore
No Start Possible: No start command is accepted anymore. The user has to wait the
"Time To Restart" time until a new start is accepted.
Time To Restart: Time in seconds until a new start command is accepted.
Num Starts Allowed
Num Starts Window
Num Starts Pause
Num Starts Overrun
Num Starts Prewarn
Data Type
Boolean
Boolean
Boolean
Word
Boolean
Boolean
Boolean
Word