Siemens SINUMERIK 840D sl Function Manual page 27

Figure 2-5
DB31, ... DBX2.2 (Delete distance-to-go/Spindle reset (axis-/spindle-specific))
"Delete distance-to-go" is effective in AUTOMATIC and MDA modes only in conjunction with
positioning axes. The positioning axis is decelerated to standstill following the current brake
characteristic. The distance-to-go of the axis is deleted.
Spindle reset
A detailed description of the spindle reset can be found in:
References:
/FB1/ Function Manual Basic Functions; Spindles (S1)
Basic logic functions: Various NC/PLC interface signals and functions (A2)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
Canceling the servo enable when the machine axis is in motion
Detailed description
2.1 NC/PLC interface signals
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