User manual

84 Publication 1756-RM093F-EN-P - January 2010
Appendix B Safety Add-On Instructions
Flowchart for Creating and Using Safety Add-On Instructions
Create Add-On Instruction Test Project
Yes
Generate Instruction Signature
Create Safety Add-On Instruction
Create/Modify Test Program
Download
(Generate Safety
Instruction Signature)
Change Mode to Run
Perform SIL3 Add-On
Instruction Qualification Test
All
Tests Pass?
Record Instruction Signature, Date/Time,
and Safety Instruction Signature
Export Safety Add-On Instruction
Safety Add-On Instruction
available for use
Modify Safety
Add-On Instruction
Delete Instruction
Signature
Go Off-line
Delete Safety Task Signature,
if it exists
Go back to original
test project
To Create a Safety Add-On Instruction
Create or Open a Project
Create/modify Application
Import Safety Add-On Instruction
Download
To Use a Safety Add-On Instruction
Verify Safety Add-On Instruction
Signatures
Instruction Signature
Valid?
Create Safety Task Signature
Test the Application Program
Confirm Project
Change Mode to Program
Change Mode to Run
Project Verification Test
All
Tests Pass?
Record Safety Task Signature
Safety Validate Project
Project Valid?
Yes
No
Done
Make Required
Modifications
Delete Safety Task
Signature
Are
Changes to the
Add-On Instruction
Required?
Yes
Yes
No
No
No
No
Yes
To Modify a Safety
Add-On Instruction
(off-line)
Go back to original
test project
No
Yes
Safety
Instruction Signature
Valid?
Safety Validate the Add-On Instruction
Create Signature History Entry
(offline)
Confirm Project