TAILIEUCHUNG - Siemens: S7-200 Programmable Controller System Manual

This manual provides information about installing and programming the S7-200 Micro PLCs and is designed for engineers, programmers, installers, and electricians who have a general knowledge of programmable logic controllers. | SIEMENS Preface Contents Product Overview 1 Getting Started 2 SIMATIC Installing the S7-200 3 PLC Concepts 4 S7-200 Programmable Controller Programming Concepts Conventions and Features 5 System Manual S7-200 Instruction Set 6 Communicating over a Network 7 Hardware Troubleshooting Guide and Software Debugging Tools 8 Creating a Program for the Position Module 9 Creating a Program for the Modem Module 10 Using the USS Protocol Library to Control a MicroMaster Drive 11 Using the Modbus Protocol Library 12 Technical Specifications A Calculating a Power Budget B Error Codes C Special Memory SM Bits D S7-200 Order Numbers E Execution Times for STL Instructions F S7-200 Quick Reference Information G 6ES7 298-8FA23-8BH0 Index Release 4 Safety Guidelines This manual contains notices which you should observe to ensure your own personal safety as well as to protect the product and connected equipment. These notices are highlighted in the manual by a warning triangle and are marked as follows according to the level of danger Danger Danger indicates an imminently hazardous situation which if not avoided will result in death or serious injury. Warning Warning indicates a potentially hazardous situation which if not avoided could result in death or serious injury. Caution Caution used with the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury. Caution Caution used without the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in property damage. Notice Notice indicates a potential situation which if not avoided may result in an undesirable result or state. Qualified Personnel Only qualified personnel should be allowed to install and work on this equipment. Qualified persons are defined as persons who are authorized to commission to ground and to tag circuits equipment and systems in accordance with established safety practices and standards. Correct Usage Note

• Tự động hoá
• S7 200 Expansion Modules
• Connecting the S7 200 CPU
• Placing the S7 200 in RUN Mode
• Installing the S7 200
• Basic Elements of a Program
• Guidelines for Installing S7 200 Devices