Siemens SINUMERIK 840Di Function Manual page 678

Detailed Description
2.10 System settings for power-up, RESET/part-program end and part-program start
Bit 1 = 0 Bit 2 = 0
D, T, M output Reserved
on tool
selection;
with active tool
management
irrelevant
Table 2-17 Effect of MD20112 $MC_START_MODE_MASK Bits 8 to 12
Bit 8 = 1
Coupledaxis groupings
are deactivated
Bit 8 = 0
Coupledaxis groupings
are retained
Table 2-18 Effect of MD20112 $MC_START_MODE_MASK Bits 13 to 17
Bit 13 = 1 Bit 14 = 1
Guide value Reserved for
coupling is basic frame
separated
Bit 13 = 0 Bit 14 = 0
Active guide value Reserved for
coupling is basic frame
retained
2-142
Bit 3 = 0 Bit 4 = 0
Reserved Current plane
is retained
Bit 9 = 1
Tangential follow-up is
deactivated
Bit 9 = 0
Tangential follow-up is
retained
Bit 15 = 1
Reserved for
electronic gears
Bit 15 = 0
Reserved for
electronic gears
Bit 5 = 0 Bit 6 = 0
Current Active tool length offset is
settable frame retained
is retained
Bit 10 = 1
Not configured
synchronous spindle
coupling is switched off
Bit 10 = 0
Not configured
synchronous spindle
coupling remains active
Bit 16 = 1
Initial setting for
master spindle
according to
MD20090
$MC_SPIND_DEF
_MASTER_SPIND
Bit 16 = 0
Current setting of
the master spindle
(SETMS) is
retained
Mode Group, Channel, Program Operation, Reset Response (K1)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
Bit 11 = 1 Bit 12 = 1
Reserved Geometry axis
assignment is deleted
according to MD 20050,
depending on MD
20118 (because of
compatibility)
Bit 11 = 0 Bit 12 = 0
Reserved Modified geometry axis
assignment is retained
Bit 17 = 1
Only if MD20124
$MC_TOOL_MANAGEMENT_
TOOLHOLDER > 0: Initial setting for
the master tool holder according to
MD 20124 $MC_Otherwise setting for
master spindle
Bit 17 = 0
The current setting of the
master tool holder (SETMS) is retained
Bit 7 = 0
Active
transformation
is retained