HEIDENHAIN TNC 426 B User Manual page 280

FN18: SYS-DATUM READ
Read system data
With the function FN 18: SYS-DATUM READ you can read system
data and store them in Q parameters. You select the system data
through a group number (ID number),and additionally through a
number and an index.
Group name, ID No.
Program information, 10
Machine status, 20
Cycle parameter, 30
HEIDENHAIN TNC 426 B, TNC 430
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Number Index
1 –
2 –
3 –
1 –
2 –
3 –
4 –
5 –
8 –
9 –
1 –
2 –
3 –
4 –
5 –
6 –
7 –
8 –
9 –
10 –
11 –
12 –
13 –
14 –
15 –
System data
MM/inch condition
Overlap factor for pocket milling
Number of active fixed cycle
Active tool number
Prepared tool number
Active tool axis
0=X, 1=Y, 2=Z, 6=U, 7=V, 8=W
Programmed spindle rpm
Active spindle status: -1=undefined, 0=M3 active,
1=M4 active, 2=M5 after M3, 3=M5 after M4
Coolant status: 0=off, 1=on
Active feed rate
Setup clearance of active fixed cycle
Drilling depth / milling depth of active fixed cycle
Plunging depth of active fixed cycle
Feed rate for pecking in active fixed cycle
1st side length for rectangular pocket cycle
2nd side length for rectangular pocket cycle
1st side length for slot cycle
2nd side length for slot cycle
Radius for circular pocket cycle
Feed rate for milling in active fixed cycle
Direction of rotation for active fixed cycle
Dwell time for active fixed cycle
Thread pitch for Cycles 17 , 18
Milling allowance for active fixed cycle
Direction angle for rough out in active fixed cycle
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