Siemens SINUMERIK 840D sl Function Manual

Table of contents
Basic logic functions: PLC Basic program powerline (P3 pl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
5
2.14 Programming tips with STEP 7..................................................................................................272
2.14.1 General ......................................................................................................................................272
2.14.2 Copying data..............................................................................................................................272
2.14.3 ANY and POINTER....................................................................................................................273
2.14.3.1 POINTER or ANY variable for transfer to FC or FB...................................................................273
2.14.3.2 General ......................................................................................................................................275
2.14.3.3 Use of POINTER and ANY in FC if POINTER or ANY is available as parameter.....................275
2.14.3.4 Use of POINTER and ANY in FB if POINTER or ANY is available as parameter.....................277
2.14.4 Multiinstance DB ........................................................................................................................278
2.14.5 Strings........................................................................................................................................280
2.14.6 Determining offset addresses for data block structures ............................................................281
3 Supplementary conditions ..................................................................................................................... 283
4 Examples............................................................................................................................................... 285
5 Data lists................................................................................................................................................ 287
5.1 Machine data..............................................................................................................................287
5.1.1 NC-specific machine data ..........................................................................................................287
5.1.2 Channelspecific machine data...................................................................................................287
Index...................................................................................................................................................... 289

Siemens SINUMERIK 840D sl Specifications

General

Control Type	CNC
Number of Axes	Up to 31
Max Number of Channels	10
Interfaces	Ethernet, PROFIBUS, PROFINET, USB
Interpolation	5-axis interpolation
Operating Temperature	0°C to 45°C
Relative Humidity	Up to 95% (non-condensing)
Display	TFT color display, various sizes
Programming Languages	DIN/ISO
Safety Features	Safety Integrated
PLC	Integrated PLC S7-300
Drive Interface	SINAMICS S120
Data Storage	CF card, USB
Operating System	Windows-based