Delta MS300 Series User Manual page 590

ID Display on LCD Keypad
41
Action Condition
Action Time
Fault Treatment Parameter
Reset Method
Reset Condition
Record
Cause
PID feedback cable is loose or cut
off
Feedback device failure
Hardware failure
Fault Name
PID loss ACI
(AFE)
Action and Reset
When the analog input < 4 mA (only detects 4–20 mA analog input)
Pr.08-08
Pr.08-09
0: Warn and continue operation
1: Fault and ramp to stop
2: Fault and coast to stop
3: Warn and operate at last frequency
When Pr.08-09 = 3 or 4, AFE is a "Warning". When the feedback
Auto
signal is > 4 mA, the "Warning" is automatically cleared.
Manual When Pr.08-09 = 1 or 2, AFE is a "Fault". You must reset manually.
Immediately reset
When Pr.08-09 = 1 or 2, AFE is a "Fault", and the fault is recorded; when Pr.08-
09=3 or 4, AFE is a "Warning", and the warning is not recorded.
Tighten the terminal.
Replace the cable with a new one.
Replace the device with a new one.
Check all the wiring. If AFE fault still exists, return to the factory for repair.
581
Fault Descriptions
PID feedback loss (analog feedback signal is only valid
when the PID function is enabled)
Corrective Actions
Chapter 14 Fault CodesMS300