Lenze 8400 motec - Manual (Page 464)

12 Function library
12.6 L_Counter_1
464 Lenze · 8400 motec · Reference manual · DMS 4.1 EN · 08/2013 · TD05
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12.6 L_Counter_1
This FB is a digital upcounter and downcounter with a parameterisable comparison operation.

Tip!
The FB is freely available as "GeneralPurpose" function.
• The inputs can be linked to other output signals via the given configuration parameters.
• The outputs, in turn, can be selected in the configuration parameters of other inputs.
Inputs
Outputs
Identifier
Data type
Information/possible settings
bClkUp
BOOL
Clock input
• With each edge, the module counts up by "1".
• Only FALSE-TRUE edges are evaluated.
Note: The static state "1" is not permissible at this input.
bClkDown
BOOL
Clock input
• With each edge, the module counts down by "1".
• Only FALSE-TRUE edges are evaluated.
Note: The static state "1" is not permissible at this input.
bLoad
BOOL
Load input
• The input has the highest priority.
TRUE Accept starting value wLdVal.
wLdVal
WORD
Starting value
• Assigned value is internally interpreted as "INT" data type (-32767 ... +32767), i.e.
the most significant bit determines the sign.
wCmpVal
WORD
Comparison value
• Assigned value is internally interpreted as "INT" data type (-32767 ... +32767), i.e.
the most significant bit determines the sign.
Identifier
Data type
Value/meaning
bEqual
BOOL
Status signal "Comparison statement is true"
• The TRUE output is active in the Lenze setting if the current counter content is
greater than or equal to the comparison value wCmpVal.
TRUE The statement of the comparison mode selected in C01101/1 is true.
wOut
WORD
Counter content
• Internal limitation to ± 32767
• The most significant bit determines the sign!
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