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Basic logic functions: Various NC/PLC interface signals and functions (A2)

Function Manual, 11/2006, 6FC5397-0BP10-2BA0

Table of contents

1 Brief description......................................................................................................................................... 5

2 Detailed description ................................................................................................................................... 7

2.1 NC/PLC interface signals...............................................................................................................7

2.1.1 General ..........................................................................................................................................7

2.1.2 Ready signals to PLC ....................................................................................................................9

2.1.3 Alarm signals to PLC ...................................................................................................................10

2.1.4 SINUMERIK 840Di-specific interface signals ..............................................................................10

2.1.5 Signals to/from panel front...........................................................................................................11

2.1.6 Signals to channel........................................................................................................................13

2.1.7 Signals to axis/spindle .................................................................................................................13

2.1.8 Signals from axis/spindle .............................................................................................................23

2.1.9 Signals to axis/spindle (digital drives)..........................................................................................24

2.1.10 Signals from axis/spindle (digital drives)......................................................................................26

2.2 Functions......................................................................................................................................29

2.2.1 Screen settings ............................................................................................................................29

2.2.2 Settings for involute interpolation.................................................................................................30

2.2.3 Activate DEFAULT memory.........................................................................................................33

2.2.4 Read/write PLC variable ..............................................................................................................34

2.2.5 Access protection via password and keyswitch...........................................................................37

2.2.5.1 Access protection via password and keyswitch...........................................................................37

2.2.5.2 Password .....................................................................................................................................39

2.2.5.3 Keyswitch settings (DB10, DBX56.4 to 7) ...................................................................................40

2.2.5.4 Parameterizable protection levels................................................................................................41

3 Supplementary conditions ....................................................................................................................... 43

4 Examples................................................................................................................................................. 45

5 Data lists.................................................................................................................................................. 47

5.1 Machine data................................................................................................................................47

5.1.1 Drive-specific machine data.........................................................................................................47

5.1.2 Memory specific machine data ....................................................................................................47

5.1.3 NC-specific machine data ............................................................................................................50

5.1.4 Channelspecific machine data.....................................................................................................50

5.1.5 Axis/spindlespecific machine data ...............................................................................................50

5.2 System variables..........................................................................................................................51

5.3 Signals .........................................................................................................................................51

5.3.1 Signals to NC ...............................................................................................................................51

5.3.2 Signals from NC...........................................................................................................................51

5.3.3 Signals to operator panel front.....................................................................................................52

5.3.4 Signals from operator panel front ................................................................................................52

5.3.5 Signals to channel........................................................................................................................53

5.3.6 Signals from channel ...................................................................................................................53

5.3.7 Signals to axis/spindle .................................................................................................................53

5.3.8 Signals from axis/spindle .............................................................................................................54

Index........................................................................................................................................................ 57