Siemens SINUMERIK 840D sl Function Manual page 5

• Appendix with:
-
-
• Index of terms
Note
For detailed descriptions of data and alarm see:
• machine and setting data:
Detailed description of machine data (only electronically on DOConCD or DOConWEB)
• NC/PLC interface signals:
Function Manual Basic Functions; NC/PLC Interface Signals (Z1)
Function Manual Basic Functions; NC/PLC Interface Signals (Z2)
Function Manual Special Functions; NC/PLC Interface Signals (Z3)
• alarms:
Diagnostics Manual
Notation of system data
The following notation is applicable for system data in this documentation:
Signal/Data Notation
NC/PLC interface ... NC/PLC interface signal:
signals
<signal address> (<signal name>)
Machine data ... machine data:
<Type><Number> <Complete
Designator> (<Meaning>)
Setting Data ... Setting data:
<Type><Number> <Complete
Designator> (<Meaning>)
Quantity structure
Explanations concerning the NC/PLC interface are based on the absolute maximum number
of sequential components:
• Mode groups (DB11)
• Channels (DB21, etc.)
• Axes/spindles (DB31, etc.)
Special Functions
Function Manual, 09/2011, 6FC5397-2BP40-2BA0
List of abbreviations
Overview
Example
When the new gear step is engaged, the following NC/PLC
interface signals are set by the PLC program:
DB31, ... DBX16.0-2 (actual gear stage A to C)
DB31, ... DBX16.3 (gear is changed)
Master spindle is the spindle stored in the machine data:
MD20090 $MC_SPIND_DEF_MASTER_SPIND (Position of
deletion of the master spindle in the channel).
The logical master spindle is contained in the setting data:
SD42800 $SC_SPIND_ASSIGN_TAB[0] (Spindle number
converter)
Preface
5