INTRODUCTION FOR SIEMENS S7-400 PLC TROUBLESHOOTING & MAINTENANCE
This course provides participants with a solid base of Siemens S7–400 PLC fundamental understanding and skills necessary for successful system diagnostics and repair. This course is ideal for beginner with little or no previous experience with Siemens S7 PLC system.
The course is designed with fully functional application programs are used as a baseline for the participant to understand key process flow information, diagnostics tools, repair & basic programming techniques.
The main intension of this course is to make sure the participants gain basic & fundamental knowledge of Siemens S7 PLC system and able to handle troubleshooting and maintenance job at plant with ability to modify minor programs when ever needed.
LEVEL 1 COURSE OBJECTIVE
- Understand fundamental of siemens PLC S7–400 hardware & software systems.
- Understand different type of programming language used at siemens environments includes LAD, FBD, STL, GRAPH-7 & SCL
- Familiarize with hardware configuration tools
- Use TIA PORTAL V17 tools for basic programming functions
- Understand logical instructions set used in PLC programming language.
- Understand different block types (FC, FB, OB, and DB).
- Able to create, upload, download, backups & archive plc programs using different type of communication methods.
- Use the hardware configuration editor to inspect and troubleshoot basic hardware problems.
- Fundamental analog device, concept and working principle in siemens plc controller.
COURSE CONTENT
Day 01
- SIMATIC S7 1200 & 1500 system family overview.
- The hardware architecture of the S7 range of controllers.
- Basic I/O modules and wiring principles.
- Addresses used in the S7 range of controllers & training units and addressing.
- Hardware configuration & hardware commissioning.
- Structure of the programming standard IEC 1131 in relation to STEP 7.
- Instruction set – relay, maths, move, compare and logic functions.
- CPU configuration, setting parameters and application of several I/O cards using the TIA PORTAL software.
Day 02
- Siemens PLC architecture and program scan cycle fundamental.
- Communicating with the PLC & downloading and uploading PLC programs.
- Explanation on Input, Outputs, Memory, Data Formats & Data blocks.
- Program structure, introduction to blocks; OB’s, FC’s FB’s, SFC’s, SFB’s and DB’s.
- Using and creating program documentation, copying, archiving and retrieving projects.
- Symbolic notation & generating cross reference.
- Diagnostic information and module information used for fault finding.
- Data monitoring and modifying variables & block compares operation
- Online monitoring, searching and using the cross-reference XRF.
- Online and offline editing and modifying programs.
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