Siemens SINUMERIK 840D sl Function Manual page 1064

Detailed description
2.9 Assignment overview
Overview of data blocks
DB no.
21 - 30
31 - 61
62 - 70
71 - 74
75 - 76
77 - 80
81 - 89
81 –127
(see Note)
Note
The actual upper limit of the block number (DB) depends on the active PLC CPU which is
located in the selected NCU. See section "Key PLC CPU data for 810D, 840D".
ManualTurn
ManualTurn uses FC30 to 35 and DB81 to 89.
ManualTurn is an operating system for conventional, cyclecontrolled turning machines. The
above FCs and DBs can be used provided that the machine to be configured is not a turning
machine with a maximum of two axes and one spindle. If your machine is of this type and if
you might require conventional operating methods in addition to CNC functions, then you
should not use the FCs and DBs above.
ShopMill
ShopMill uses FC30 to 35 and DB81 to 89.
ShopMill is an operating system for 2 1/2D milling machines in the workshop environment.
The above FCs and DBs can be used provided that the machine to be configured is not a
milling machine for 2 1/2D machining operations. However, if you intend to use your machine
for applications of this type, then the FCs and DBs should not be used.
80
Designation Name
CHANNEL 1 ... n Interface NC channels
AXIS 1 ... m Interfaces for axes/spindles
or free for user assignment
Free for user assignment
Tool management
M group decoding
Reserved for Siemens
See below: ShopMill, ManualTurn
User area
Basic logic functions: PLC Basic program powerline (P3 pl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
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