Adding a Safety Add-On Instruction Signature

Safety Add-On Instructions let you encapsulate commonly-used safety logic into a single instruction. Safety Add-On Instructions feature a safety instruction signature ID for use in safety-related functions.
TIP: When you select or clear the
Report Overflow Faults
 check box on the
Controller Properties
 dialog box -
Advanced
tab, the Safety Instruction Signature ID changes for Safety Add-On Instructions that include math instructions.
To add a Safety Add-On Instruction Signature
  1. Create a safety controller project for a GuardLogix or Compact GuardLogix controller.
  2. In
    Controller Organizer
    , right-click the
    Add-On Instruction
     folder and choose
    New Add-On Instruction
    . The
    New Add-On Instruction
     dialog box opens.
    TIP: Also access the
    New Add-On Instruction
     dialog box using the path:
    File > New Component > Add-On Instruction
    .
  3. Type a name for the instruction.
  4. Choose
    Safety
     as the class for the instruction.
  5. The programming language type for the definition logic can only be ladder diagram for safety Add-On Instructions.
  6. (optional) Complete the
    Extended Text
    ,
    Revision Note
    , and
    Vendor
     fields.
  7. Click
    OK
    .
Provide Feedback
Have questions or feedback about this documentation? Please submit your feedback here.