Siemens SINUMERIK 840D sl Programming Manual page 550

Axis couplings
11.7 Master/slave coupling (MASLDEF, MASLDEL, MASLON, MASLOF, MASLOFS)
MASLDEL
Note
Coupling behavior for spindles in speed control mode
For spindles in the speed control mode, the coupling behavior of
MASLDEL
MD37263 $MA_MS_SPIND_COUPLING_MODE
For the default setting with MD37263 = 0, the slave axes are coupled-in and coupled-out
only when the axes involved are at standstill.
For MD37263 = 1, the coupling instruction is immediately executed and therefore also the
motion. For
opened. With
speed is programmed. However, with
Note
For
preprocessing stop, the $P system variables for the slave axes do not provide updated
values until next programming.
Note
For the slave axis, the actual value can be synchronized to the same value of the master
axis using
order to set the actual value of the non-referenced slave axis to the value of the master/axis
with Power On. Then the coupling is permanently re-established.
The permanent master/slave coupling is activated with the following MD setting:
MD37262 $MA_MS_COUPLING_ALWAYS_ACTIVE = 1
It has no effect on the language commands of the temporary coupling.
550
: Separate master/slave coupling and delete the definition of the grouping
<slave_1>,...
Note:
The master/slave definitions configured in the machine data are retained.
are specified explicitly via the following machine data:
the coupling is immediately closed and for
MASLON
, the slave spindles rotating at this instant keep their speeds until a new
MASLOF
, the implicit preprocessing stop is not required. Because of the missing
MASLOF/MASLOFS
. To do this, the permanent/slave coupling must be briefly switched off in
PRESETON
: Slave axes
MASLOFS
, they are braked automatically.
MASLOFS
Programming Manual, 03/2013, 6FC5398-2BP40-3BA1
,
MASLON MASLOF
corresponds to .
MASLOF
or
MASLOFS MASLOF
, and
MASLOFS
immediately
Job Planning