Siemens SINUMERIK 808D ADVANCED Operating Instructions Manual page 124

Machine data
2.3 Channel-specific machine data
20270 CUTTING_EDGE_DEFAULT
- Initial position of tool cutting edge without programming
-
- -
Default cutting edge after tool change
Description:
If no cutting edge has been programmed after a tool change, the default cut-
ting edge number set in MD20270 $MC_CUTTING_EDGE_DEFAULT is used.
Value
:= 0
Initially, no cutting edge is active after a tool change.
The cutting edge is not selected until D programming.
:= 1
MD_SLMAXCUTTINGEDGENUMBER
No. of cutting edge (MD_SLMAXCUTTINGEDGENUMBER=9 is valid up to P4)
:= -1
Cutting edge number of old tool also applies to new tool.
:= -2
Cutting edge (correction) of old tool remains active until D is programmed.
This means that the old tool remains the active tool until D is programmed.
In other words, the tool on the spindle remains the programmed tool until D
is programmed.
Example:
MD20270 $MC_CUTTING_EDGE_DEFAULT = 1;
After a tool change, the first cutting edge is active if no other cutting
edge has been programmed.
124
1, 1, 1, 1, 1, 1, 1, 1... -2
C11, C03 H2,W1
DWORD PowerOn
32000 1/1
Operating Instructions, 08/2013, 6FC5397-8EP40-0BA0
Parameter Manual