HEIDENHAIN iTNC 530 317
9.8 Additional Functions
FN 18: SYS-DATUM READ: Read system data
With the function FN 18: SYS-DATUM READ you can read system data
and store it in Q parameters. You select the system data through a
group name (ID number), and additionally through a number and an
index.
Group name, ID no. Number Index Meaning
Program information, 10 1 - mm/inch condition
2 - Overlap factor for pocket milling
3 - Number of the active fixed cycle
4 - Number of the active machining cycle (for cycles with
numbers greater than 200)
Machine status, 20 1 - Active tool number
2 - Prepared tool number
3 - Active tool axis
0=X, 1=Y, 2=Z, 6=U, 7=V, 8=W
4 - Programmed spindle speed
5 - Active spindle status: –1=undefined, 0=M3 active,
1=M4 active, 2=M5 after M3, 3=M5 after M4
8 - Coolant status: 0=off, 1=on
9 - Active feed rate
10 - Index of prepared tool
11 - Index of active tool
15 - Number of logical axis
0=X, 1=Y, 2=Z, 3=A, 4=B, 5=C, 6=U, 7=V, 8=W
17 - Number of the current traverse range (0, 1, 2)
Cycle parameter, 30 1 - Set-up clearance of active fixed cycle
2 - Drilling depth / milling depth of active fixed cycle
3 - Plunging depth of active fixed cycle
4 - Feed rate for pecking in active fixed cycle
5 - 1st side length for rectangular pocket cycle
6 - 2nd side length for rectangular pocket cycle
7 - 1st side length for slot cycle
8 - 2nd side length for slot cycle
9 - Radius for circular pocket cycle
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