Detailed description
2.12 Block descriptions
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
155
Description of formal parameters
The following table shows all formal parameters of the function PI_SERV2.
Signal Typ
e
Type Range of values Remark
Req I BOOL Job request
PIService I ANY [DBName].[VarName]
Standard is:
"PI".[VarName]
PI service description
Unit I INT 1... Area number
Addr1 to
Addr4
I ANY [DBName].[VarName] Reference to strings specification
according to selected PI service
WVar1 to
WVar10
I WORD 1... Integer or word variables.
Specification according to
selected PI service,
Error A BOOL Negative acknowledgment of job
or execution of job impossible
Done A BOOL Job successfully executed
State A WORD See error identifiers
Overview: Additional PI-services supplementary to the FB 4 PI-services
The following section provides an overview of the PI services that can be started from the
PLC. The significance and application of the general FB 7 input variables (Unit, Addr ...,
WVar ...) depend on the individual PI service concerned.
PI service Function Available in
TMFPBP Empty location search SINUMERIK 840D
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