Chapter 13 Warning Codes
ME300
No. Display on LED Keypad Warning Name Description
11
PID feedback error
(PID)
PID feedback loss (warning for analog feedback signal;
works only when PID enables)
Action and Reset
Action condition When the analog input is lower than 4 mA (only detects analog input 4–20 mA).
Action time Pr.08-08
Warning treatment parameter
Pr.08-09
0: Warn and keep operation
1: Fault and ramp to stop
2: Fault and coast to stop
3: Warn and operate at last frequency
Reset method
Auto
“Warning” occurs when Pr.08-09 = 0 or 3. The “Warning”
clears when the feedback signal is larger than 4 mA.
Manual “Fault” occurs when Pr.08-09 = 1 or 2. You must reset manually.
Reset condition Immediately reset
Record
Records when Pr.08-09 = 1 or 2 (“Fault”).
Does not record when Pr.08-09 = 0 or 3 (“Warning”).
Cause Corrective Actions
Loose or broken PID feedback
wiring
Tighten the terminals again.
Replace with a new cable.
Feedback device malfunction Replace with a new feedback device.
Hardware error
If the PID error still occurs after checking all the wiring, send the drive back to the
factory for repair.