HEIDENHAIN iTNC 530 (340 49x-05) - Manual (Page 304)

304 Programming: Q Parameters
9.8 A
d
ditional F
unctions
Example: Assign the value of the active scaling factor for the
Z axis to Q25
FN 19: PLC: Transfer values to the PLC
The function FN 19: PLC transfers up to two numerical values or
Q parameters to the PLC.
Increments and units: 0.1 µm or 0.0001°
Example: Transfer the numerical value 10 (which means 1 µm or
0.001°) to the PLC
Datum table selected, 505 1 - Return code = 0: No datum table active
Return code = 1: Datum table active
Data from the active pallet table,
510 1 - Active line
2 - Palette number from PAL/PGM field
3 - Current line of the pallet table
4 - Last line of the NC program of the current pallet
Existence of machine parameter,
1010 MP
number MP index Return value = 0: MP does not exist
Return code = 1: MP exists
Group name, ID number Number Index Meaning
55 FN 18: SYSREAD Q25 = ID210 NR4 IDX3
56 FN 19: PLC=+10/+Q3