Siemens Sinumerik 840D sl Programming Manual page 582

Motion synchronous actions
10.3 Main run variables for synchronized actions
$AC_BLOCKTYPE
Value:
0 Not equal to 0
Original block Intermediate block
5
5
5
5
6
6
6
6
7
7
7
8
T: Thousands digit
H: Hundreds digit
Z: Tens digit
E: Units digit
Note
$AC_BLOCKTYPEINFO also always includes the value for the block type in the thousands
position (T) in the case that there is an intermediate block. The thousands position is not
accepted in $AC_BLOCKTYPE not equal to 0.
582
$AC_BLOCKTYPEINFO
Value:
T H Z E
5 0 0 1
5 0 0 2
5 0 0 3
5 0 0 4
6 0 0 1
6 0 0 2
6 0 0 3
6 0 0 4
7 0 0 1
7 0 0 2
7 0 0 3
ID application
Meaning:
Trigger for intermediate block:
Corner rounding with:
G641
G642
G643
G644
TLIFT block with:
linear movement of tangential axis and without lift
motion
nonlinear movement of tangential axis
(polynomial) and without lift motion
lift movement, tangential axis movement and lift
movement start simultaneously
lift movement, tangential axis does not start until
certain lift position is reached.
Path segmentation:
programmed path segmentation is active without
punching or nibbling
programmed path segmentation with active
punching or nibbling
automatically, internally generated path
segmentation
Compile cycles:
ID of the compile cycle application that generated
the block
Programming Manual, 02/2011, 6FC5398-2BP40-1BA0
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