Siemens SINUMERIK 840Di Function Manual page 1061

END_VAR
VAR_OUTPUT
END_VAR
Description of formal parameters
The following table shows all formal parameters of the function PI_SERV.
Signal
Req
PIService
Unit
Addr1 to
Addr4
WVar1 to WVar16
Error
Done
State
Overview of additional PI services
The following section provides an overview of the PI services that can be started from the
PLC. The meaning and application of the general FB 7 input variables (Unit, Addr..., WVar...)
depends on the individual PI service concerned.
PI service
TMFPBP
Power Line Basic PLC Program (P3)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
WVar10 : WORD ;
WVar11 : WORD ;
WVar12 : WORD ;
WVar13 : WORD ;
WVar14 : WORD ;
WVar15 : WORD ;
WVar16 : WORD ;
Error : BOOL ;
Done : BOOL ;
State : WORD ;
I/O Type Value range
I Bool
I Any [DBName].[VarName]
default is:"PI".[VarName]
I Int 1...
I Any [DBName].[VarName]
I Word 1...
Q Bool
Q Bool
Q Word
Function
Empty location search
Remarks
Job request
PI service description
Area number
Reference to strings specification according to
selected PI service
Integers or word variables. Specification according
to selected PI service
Negative acknowledgment of job or execution of
job impossible
Job has been executed successfully
See error identifiers
Available in
D/810D
*(SW 4 and higher)
Detailed description
2.12 Block descriptions
2-149