Siemens SINUMERIK 840D sl Function Manual page 5

● Appendix with:
– List of abbreviations
– Documentation overview
● Index of terms
Note
For detailed descriptions of data and alarms see:
● For machine and setting data:
Detailed description of machine data (only electronically on DOConCD or DOConWEB)
● For 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)
● For 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 Des‐
ignator> (<Meaning>)
Setting data ... setting data:
<Type><Number> <Complete Des‐
ignator> (<Meaning>)
Note
Signal address
The description of functions include as <signal address> of an NC/PLC interface signal, only
the address valid for SINUMERIK 840D sl. The signal address for SINUMERIK 828D should
be taken from the data lists "Signals to/from ..." at the end of the particular description of
functions.
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Example
When the new gear stage 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 de‐
letion 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 con‐
verter)
Preface
5