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Siemens SIMATIC S5 User Manual

Siemens SIMATIC S5
396 pages
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2 Introduction to STEP 5
2.1 Writing a Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 1
2.1.1 Methods of Representation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 1
2.1.2 Operand Areas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 3
2.1.3 Circuit Diagram Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4
2.2 Program Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4
2.2.1 Linear Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4
2.2.2 Structured Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 5
2.3 Block Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 6
2.3.1 Organization Blocks (OBs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 7
2.3.2 Program Blocks (PBs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 13
2.3.3 Sequence Blocks (SBs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 13
2.3.4 Function Blocks (FBs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 14
2.3.5 Data Blocks (DBs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 18
2.4 Modifying the Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 20
2.5 Number Representation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 20
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EWA 4NEB 811 6149-02

Table of Contents

Other manuals for Siemens SIMATIC S5

Preview: Equipment Manual
Equipment Manual197 pages
Preview: Operating Instructions
Operating Instructions43 pages
Preview: Instructions
Instructions40 pages

Questions and Answers:

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Siemens SIMATIC S5 Specifications

General IconGeneral
Product type designationSIMATIC S5
Programming languageSTEP 5
Digital inputsVaries by model
Digital outputsVaries by model
Analog inputsVaries by model
Analog outputsVaries by model
Supply voltage24V DC
CPU TypeVaries by model
MemoryVaries by model
Digital I/OVaries by model
Analog I/OVaries by model
CommunicationPROFIBUS
Operating Temperature0°C to 60°C
Relative Humidity5% to 95% (non-condensing)

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