The purpose of this module is to provide the student with a thorough coverage of the various safety precautions, preventative maintenance, and troubleshooting techniques associated with a typical PLC system. In addition, the module also covers proper grounding techniques, sources of electrical interference, and I/O installation techniques. Field checkout and troubleshooting with an emphasis on practical troubleshooting and problem-solving strategies.
Learning Outcomes:
Upon completion of this module the student will be able to:
- List three safety precautions when installing PLC systems.
- Define system layout.
- Describe proper grounding techniques for PLCs.
- Name three precautions to avoid electrical interference.
- Define cross-talk interference.
- Explain I/O installation.
- Describe the need for I/O documentation.
- Define leakage current and explain the purpose of bleeder resistors.
- Explain the field checkout of PLC systems.
- Provide periodic maintenance for a PLC system.
- Troubleshoot advanced PLCs.
- Describe redundant PLC architecture.
- Explain the principle of fault tolerance
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