This book contains one Trial DVD “SIMATIC STEP 7 Professional, Edition 2010 SR1, Trial License” encompasses: SIMATIC STEP 7 V5.5 SP1, S7-GRAPH V5.3 SP7, S7-SCL V5.3 SP6, S7-PLCSIM V5.4 SP5 and can be used for trial purposes for 14 days.


This Software can only be used with the Microsoft Windows XP 32 Bit Professional Edition SP3 or
Microsoft Windows 7 32/64 Bit Professional Edition SP1 or Microsoft Windows 7 32/64 Bit Ultimate Edition SP1 operating systems.
Additional information can be found in the internet at:
  • www.siemens.com/sce/contact
  • www.siemens.com/sce/modules
  • www.siemens.com/sce/tp


The programming examples concentrate on describing the LAD and FBD functions and providing
SIMATIC S7 users with programming tips for solving specific tasks with this controller.

The programming examples given in the book do not pretend to be complete solutions or to be executable on future STEP 7 releases or S7-300/400 versions. Additional care must be taken in order to comply with the relevant safety regulations.

The author and publisher have taken great care with all texts and illustrations in this book. Nevertheless, errors can never be completely avoided. The publisher and the author accept no liability, regardless of legal basis, for any damage resulting from the use of the programming examples.