Allen-Bradley GuardLogix 5580

Allen-Bradley GuardLogix 5580

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62 Rockwell Automation Publication 1756-RM012B-EN-P - April 2018

Chapter 6 Safety Application Development

Notes:

Table of Contents

Default Chapter3
- Table of Contents3
Preface7
- Summary of Changes7
- Terminology7
- Additional Resources8
- SIL Certification9
Chapter 110
- Proof Tests10
- Guardlogix Architecture11
- Controller Specifications13
- System Reaction Time13
  - Safety Task Reaction Time13
  - Safety Task Period and Safety Task Watchdog14
- Contact Information if Device Failure Occurs14
Guardlogix 5580 Controller Hardware15
Chapter 216
- Primary Controller16
- Safety Partner16
- Chassis16
- Power Supply16
- Compact Guardlogix 5380 Controller Hardware17
  - Power Supply18
- Network Communication18
  - Ethernet/Ip Network18
  - Devicenet Safety Network21
- Programming Overview22
- Typical Safety Functions of Safety I/O Devices23
Chapter 323
- Diagnostics23
- Status Data24
- Status Indicators24
- On-Delay or Off-Delay Function24
- Reaction Time24
- Safety Considerations for Safety I/O Devices25
- Unique Node Reference29
Chapter 429
- Safety Network Numbers (SNN)29
- Routable CIP Safety System30
- Considerations for Assigning Snns30
- How Snns Get to Safety Devices32
- SNN Formats33
  - Time-Based SNN Format and Assignment33
  - Manual SNN Format and Assignment34
- Snns for Out-Of-Box Devices35
- Differentiate between Standard and Safety37
Chapter 5 The Safety Task38
- Safety Task Limitations38
- Safety Task, and Safety Programs the Safety Task38
- Safety Task Execution Details39
- SIL 2 and SIL 3 Safety Application Differences40
  - Safety I/O Modules40
- Use of Human Machine Interfaces42
  - Precautions42
  - Access to Safety-Related Systems43
- Safety Programs44
- Safety Routines44
- Safety Tags45
  - Standard Tags in Safety Routines (Tag Mapping)46
Safety Concept Assumptions47
Chapter 648
- Basics of Application Development and Testing48
- Commissioning Lifecycle50
- Download the Safety Application Program56
- Upload the Safety Application Program57
- Store and Load a Project from a Memory Card57
- Force Data57
- Inhibit a Device58
- Online Editing58
- Editing Your Safety Application59
Chapter 7 Monitoring System Status63
- CONNECTION_STATUS Data63
- Input and Output Diagnostics64
- I/O Device Connection Status65
- De-Energize to Trip System65
- Value (SSV) Instructions66
- Safety Faults66
- Safety Partner Fault68
Status Indicators63
Appendix A Safety Instructions69
- Instruction Create a Safety Add-On Instruction74
- Create an Add-On Instruction Test Project75
Appendix B75
- Create a Safety Add-On Instruction75
- Generate the Instruction Signature75
- The Safety Instruction Signature76
- SIL 2 or SIL 3 Add-On Instruction Qualification Test76
- Safety Validate Add-On Instructions76
- Create Signature History Entry76
- Export and Import the Safety Add-On Instruction76
- Verify Safety Add-On Instruction Signatures77
- Test the Application Program77
- Project Validation77
- Safety Assessment77
Appendix C Connection Reaction Time Limit79
- Specify the Requested Packet Interval (RPI)80
- View the Maximum Observed Network Delay80
- System Reaction Time81
- Logix System Reaction Time81
  - Simple Input-Logic-Output Chain81
  - Logic Chain Using Produced/Consumed Safety Tags82
- Factors that Affect Logix Reaction-Time Components83
- Checklist for Guardlogix Controller System90
Appendix D91
- Checklist for Safety Inputs91
- Checklist for Safety Outputs92
- Checklist to Develop a Safety Application Program93
Appendix E95
- Safety Data95
- Product Failure Rates96
- De-Energize to Trip System97
Useful Life95
Appendix F97
- Use Connection Status Data to Initiate a97
- Fault Programmatically97
Glossary103
Index109
- Rockwell Automation Publication 1756-RM012B-EN-P - April110

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