Siemens SINUMERIK 840D sl Function Manual page 292

Manual and Handwheel Travel (H1)
4.4 Handwheel travel in JOG
Handwheel travel with path default
If a pending stop condition is not an abort criterion
(see
MD32084 $MA_HANDWH_STOP_COND
or
MD20624 $MC_HANDWH_CHAN_STOP_COND)
during handwheel travel with path default
(MD11346 $MN_HANDWH_TRUE_DISTANCE == 1 or == 3),
the "travel request" and "motion command" PLC signals are output in accordance with the
general response (see figures below).
Figure 4-2
Figure 4-3
292
Signal/timing diagram MD17900 $MN_VDI_FUNCTION_MASK bit 0 = 0
Signal/timing diagram MD17900 $MN_VDI_FUNCTION_MASK bit 0 = 1
Function Manual, 01/2008, 6FC5397-1BP10-3BA0
Extended Functions