By Hans Berger
This ebook provides a finished description of the configuration of units and community for the S7-400 elements contained in the engineering framework TIA Portal. You the right way to formulate and try a keep an eye on application with the programming languages LAD, FBD, STL, and SCL. The publication is rounded off by way of configuring the disbursed I/O with PROFIBUS DP and PROFINET IO utilizing SIMATIC S7-400 and knowledge trade through commercial Ethernet.
SIMATIC is the globally tested automation method for imposing business controllers for machines, construction vegetation and procedures. SIMATIC S7-400 is the main strong automation process inside SIMATIC. This strategy controller is perfect for data-intensive initiatives which are specially ordinary for the method undefined. With impressive conversation potential and built-in interfaces it really is optimized for greater projects corresponding to the coordination of whole systems.
Open-loop and closed-loop keep an eye on initiatives are formulated with the STEP 7 expert V11 engineering software program within the field-proven programming languages Ladder Diagram (LAD), functionality Block Diagram (FBD), assertion record (STL), and based keep watch over Language (SCL). The TIA Portal person interface is tuned to intuitive operation and encompasses the entire standards of automation inside its variety of capabilities: from configuring the controller, via programming within the various languages, the entire approach to this system test.
Users of STEP 7 specialist V12 will simply get besides the descriptions in accordance with the V11. With begin of V12, the monitors of the know-how features may well vary just a little from the V11.
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Additional resources for Automating with SIMATIC S7-400 inside TIA Portal
CPU I/O bus C bus PS CPU Central rack CR2 PS CPU CPU I/O bus C bus I/O bus The 18 slots in the central rack CR2 are divided into segments of ten and eight slots. The IO bus is interrupted and only serves one segment. The power supply modules in the ﬁrst slots power the entire rack. The CPU modules can exchange data via the C bus across segment boundaries without additional cabling. Expansion rack ER1 PS I/O bus The expansion rack ER1 (18 slots) and ER2 (9 slots) are designed for “simple” signal modules.
4 Creating and editing libraries Libraries are used to save reusable program components. These could include stations, blocks, PLC tag tables, process images, or picture elements, for example. A project library and global libraries are available. The libraries are displayed in a task card of the task window. The library contents can be listed with the symbol open or close the element view in the Elements pallet in the Details mode, List mode, or Overview mode. The Parts pallet shows the contents of the selected library element.
If you wish to write a user program without previously selecting a specific CPU, you can select an “unspecified CPU 400” from the hardware catalog and replace it later with a “real” CPU 400, if necessary. 37 1 Introduction Project navigation with opened project < Project Folder for all data of an automation system Add new device Devices & networks < PLC station > Folder for all data of a PLC station < PLC station_1 > Folder for the data of a further PLC station Common data Folder for common data in the project ...
Automating with SIMATIC S7-400 inside TIA Portal by Hans Berger