Siemens SINUMERIK 840D sl Function Manual page 1090

NC/PLC Interface Signals (Z2)
Compensations (K3)
19.5 Compensations (K3)
No signal descriptions required.
19.6 Mode groups, channels, axis replacement
19.6.1 Signals to axis/spindle (DB31, ...)
DB31, ...
DBB8 Axis/spindle replacement
Edge evaluation: Yes
Signal state 1 or The current axis type and currently active channel for this axis must be specified.
edge change 0 → 1
With axis replacement by the PLC, the bit meanings of the signal to axis/spindle DB31, ... DBB8:
Bit 0:
Bit 1:
Bit 2:
Bit 3:
Bit 4:
Bit 5:
Bit 6:
Bit 7:
Signal state 0 or
edge change 1 → 0
Corresponding to .... DB31, ... DBB68 (Axis/spindle replacement)
MD20070 $MC_AXCONF_ASSIGN_MASTER_USED
(Machine axis number valid in channel)
MD30550 $MA_AXCONF_ASSIGN_MASTER_CHAN
(Initial setting of channel for axis replacement)
Special cases, errors,
...
1090
Signal(s) updated: Cyclic
Assign A NC axis/spindle channel
B ...
C ....
Assign D NC axis/spindle channel
Activation, assignment by means of a positive edge
-
-
Request PLC axis/spindle
Function Manual, 03/2009, 6FC5397-1BP10-4BA0
Extended Functions