Delta VFD2A7MS43ANSAA

Chapter 14 Fault CodesMS300
599
ID
Display on LCD Keypad
Fault Name
Fault Descriptions
76
STO
(STo)
Safety Torque Off function active
Action and Reset
Action Condition
Hardware detection
Action Time
Immediately act
Fault Treatment Parameter
N/A
Reset Method
Auto
When Pr.06-44 = 1 and after STo error is cleared, it automatically
resets.
Manual
When Pr.06-44 = 0 and after STo error is cleared, reset it manually.
Reset Condition
Reset only after STo error is cleared.
Record
Yes
Cause
Corrective Actions
The switch action of S1 / DCM and
S2 / DCM (OPEN)
Reset the switch (ON) and cycle the power