Siemens SINUMERIK 828D Function Manual page 969

Parameterization
Signal Type Value range
WVar2 INT -1 ... 32000
WVar3 INT -1 ... 32000
WVar4 INT -1 ... 999
Call example
Program selection in channel 1 (main program and workpiece program)
Entry of PI for DB 16 and STR for DB 124 with the S7 SYMBOL editor:
Parameterization
Symbol
PI
STR
DATA_BLOCK DB 126
FB 4
BEGIN
END_DATA_BLOCK
DATA_BLOCK DB 124
struct
PName:
Path:
PName_WST:
Path_WST:
end_struct
BEGIN
END_DATA_BLOCK
Function FC "PICall" : VOID
U I 7.7;
S M 0.0;
U M 1.1;
R M 0.0;
Basic Functions
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
Meaning
Duplo number of the tool to be positioned in the multitool
-1: Duplo number is irrelevant (then WVar1 must be
alternatively programmed)
Number of the multitool in which the empty location search/
testing should take place
-1: Search across all multitools for an empty location –
or check across all multitools whether the
programmed location is free in one of them to accept
the programmed tool
Multitool location number of the location to which the system
should be positioned
-1: do not search for an empty location, but search for
an empty location within the multitool
Operand
DB 16
DB 124
//Unassigned user DB, as instance for FB 4
string[32]:= '_N_TEST_MPF ';
string[32]:= '/_N_MPF_DIR/';
string[32]:= '_N_ABC_MPF';
string[32]:= '/_N_WCS_DIR/
_N_ZYL_WPD';
//Unassigned machine control panel key
//Activate req.
//Done completed message
//Terminate job
P3: Basic PLC Program for SINUMERIK 840D sl
Data type
DB 16
DB 124
//Main program
//Workpiece program
13.13 Block descriptions
969