1246 HEIDENHAIN Technical Manual iTNC 530 HSCI
MP951.x Simulated tool-change position for TOOL CALL during mid-
program startup (block scan)
Input: –99 999.9999 to +99 999.9999 [mm] or [°]
MP7450 Offsetting the tool change position from MP951.x in block
scan
Format: %xxxxxxxxxxxxxxxxxx
Input: Bits 0 to 17 represent axes 1 to 18
0: Do not offset
1: Offset
MP7451.x Feed rate for returning to the contour
Input: 10 to 1 000 000 [mm/min]
MP7680 Machine parameter with multiple function
Input: Bit 1 – Returning to the contour
0: Not active
1: Active
Bit 2 – Block scan
0: Not active
1: Active
Bit 3 – Interruption of block scan for STOP or M06
0: Interruption
1: No interruption
Bit 4 – Inclusion of programmed dwell time during
the block scan
0: Include the dwell time
1: Do not include the dwell time
Bit 5 – Start of calculation for block scan
0: Start from block with cursor
1: Start from beginning of program
Set Reset
M4156 MANUAL TRAVERSE soft key
pressed
NC NC
M4157 Returning to the contour (RESTORE
POSITION) is active
NC NC
M4158 Block scan active NC NC
M4538 Geometry of the tool from W264 PLC NC
M4542 Do not update pocket number in the
pocket table
PLC PLC
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