Delta MS300 Series User Manual page 607

Chapter 14 Fault CodesMS300
ID Display on LCD Keypad
72
Action Condition
Action Time
Fault Treatment Parameter
Reset Method
Reset Condition
Record
Cause
S1 and DCM short circuit lines are
not connected
Hardware failure
Fault Name
S1 internal loop
detection error
(STL1)
Action and Reset
Hardware detection
Immediately act
N/A
Hardware failure, and cannot reset. Cycle the power.
N/A
Yes
Re-connect the short circuit line
After you make sure all the wiring is correct, if STL1 fault still exists after cycling
the power, return to the factory for repair.
598
Fault Descriptions
S1–DCM internal loop detection error
Corrective Actions