Detailed description
2.12 Block descriptions
Basic logic functions: PLC Basic program powerline (P3 pl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
157
Description of formal parameters
The following table shows all formal parameters of the function PI_SERV2.
Signal Typ
e
Type Value range Remark
Req I BOOL Job request
PIService I ANY [DBName].[VarName]
Default 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
WVar16
I WORD 1... Integer or word variables.
Specification according to
selected PI service,
FMNCNo
(FMNC only)
I INT 0, 1, 2 0, 1=1 NCU, 2=2 NCUs
Error A BOOL Negative acknowledgment of job
or execution of job impossible
Done Q BOOL Job successfully executed
State Q WORD See error identifiers
Overview of additional PI services
The following additional PI-services for those of FB 4 can be started from PLC. The meaning
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/810D *(with SW 4 and higher)
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