By Hans Berger
This publication provides a accomplished description of the configuration of units and community for the S7-400 parts contained in the engineering framework TIA Portal. You how one can formulate and try out a keep watch over application with the programming languages LAD, FBD, STL, and SCL. The booklet is rounded off through configuring the dispensed I/O with PROFIBUS DP and PROFINET IO utilizing SIMATIC S7-400 and information trade through business Ethernet.
SIMATIC is the globally demonstrated automation procedure for enforcing business controllers for machines, creation crops and tactics. SIMATIC S7-400 is the main robust automation method inside of SIMATIC. This procedure controller is perfect for data-intensive projects which are specifically regular for the method undefined. With magnificent communique power and built-in interfaces it really is optimized for greater projects corresponding to the coordination of complete systems.
Open-loop and closed-loop regulate projects 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 checklist (STL), and based regulate Language (SCL). The TIA Portal person interface is tuned to intuitive operation and encompasses the entire necessities of automation inside its diversity of services: from configuring the controller, via programming within the assorted languages, all of the method to this system test.
clients of STEP 7 expert V12 will simply get in addition to the descriptions in accordance with the V11. With begin of V12, the monitors of the know-how capabilities may well vary somewhat from the V11.
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Extra info for Automating with SIMATIC S7-400 inside TIA Portal: Configuring, Programming and Testing with STEP 7 Professional
2 Introduction to STEP 7 Professional V11 d Inspector window The inspector window underneath the working window shows the properties of the objects marked in the latter, records the sequence of actions, and provides an overview of the diagnostics status of the connected devices. During configuration or programming you set the object properties in the inspector window, for example the addresses and symbol names of inputs and outputs, the properties of the PROFINET interface, tag data types or block attributes.
The main memory should have a minimum size of 1 GB. STEP 7 Professional requires approximately 2 GB free memory on system drive C: on the hard disk. An interface module with an appropriate port is required on the programming device for the online connection to the programmable controller. The connection can be established over MPI, PROFIBUS, or PROFINET (Ethernet). If you want to work with a programming device with a memory card, you need a corresponding EPROM programming module. exe on the DVD.
The digital output modules have two or four bytes, corresponding to 16 or 32 output signals. All modules indicate a delivered process signal by means of an LED on the output channel. 3 Analog input modules The CPU can use the analog input modules to process analog variables after they have been converted into digital values by the modules. These modules are signal conditioners for analog process input signals. Voltage and current transmitters, thermocouples, resistors or thermoresistors can be connected to the modules depending on the design.