Delta VP3000 Series - Page 418

Chapter 8 Troubleshooting｜VP3000
409
ID No.
Warning Name
Descriptions
16
Safe torque off
(STO)
Safety Torque Off function activates
Action and Reset
Action Condition
Hardware detection
Action Time
Immediately act
Warning Setting Parameter
Pr. H0-11
0: STO Fault
1: Fault at Run; Warning at Stop
2: STO Warning
3: No STO Display at Stop
Reset Method
It is “Warning”, which will be automatically reset
Reset Condition
Channel 1 and Channel 2 return to no action level
Record
No
Cause
Corrective Actions
The switch action of STO1/SCM1
and STO2/SCM2 (OPEN)
Check whether the wiring and upper unit function output is correct.