Siemens SINUMERIK 840D sl Function Manual page 1398

Detailed description
2.12 Block descriptions
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 WVar10
Error
Done
State
See README file on basic program diskette supplied
1)
Error identifiers
If it was not possible to execute a job, the failure is indicated by "logic 1" on status parameter
error. The error cause is coded at the block output State:
State
3
6
7
9
13 (0x0d)
14 (0x0e)
15 (0x0f)
124
Ty Type Range of values
pe
I BOOL
I ANY [DBName].[VarName]
Standard is:
"PI".[VarName]
I INT 1...
I ANY [DBName].[VarName]
I WORD 1...
A BOOL
A BOOL
A WORD
Significance
Negative acknowledgment, job not
executable
FIFO full
Option not set
Transmission occupied
ANY data reference incorrect
PIService parameter reference incorrect
String too long
Remark
Job request
PI service description
Area number
Reference to strings specification
according to selected PI service
Integer or word variables. Specification
according to selected PI service,
Negative acknowledgment of job or
execution of job impossible
Job successfully executed
See error identifiers
Note
Internal error, try:
NC RESET
Job must be repeated since queue is
full
BP parameter "NCKomm" is not set
Job must be repeated
String date required has not been
parameterized
No valid PI description
Addr1.. Check Addr4 strings
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
1)