Publication 1752-UM001A-EN-P - October 2006
200 Function Blocks Command Reference
Enable Switch Function Block Error Handling
Use this table to diagnose and reset a discrepancy error in the Enable
Switch function block.
Enable Switch Function Block Timing Charts
Normal Operation and Discrepancy Error
Grip Signal and Release Signal
Error Detection and Reset for Enable Switch Function Block
Error
Condition
Status When an Error Occurs To Reset the Error Condition
Output Enable Fault
Present
Error
Output
Discrepancy
error at
input pair
OFF
(safety state)
ON Discrepancy
Error: ON
Remove the cause of the error,
then either:
1. Make both input pairs 1
and 2 inactive and active
again.
2. Change the controller’s
operating mode to Idle and
back to Run.
Input 1 (NO)
Output Enable
Discrepancy Time
Fault Present
Input 2 (NO)
Discrepancy Error
Grip Input
Grip Enable
Release Input
Release Enable