Chapter 13 Warning Codes
ME300
No. Display on LED Keypad Warning Name Description
12
ACI analog signal loss
(AnL)
Analog input current loss
(including all analog 4–20 mA signals)
Action and Reset
Action condition When the analog input is lower than 4 mA (only detects analog input 4–20 mA)
Action time Immediately act
Warning treatment parameter
Pr.03-19
0: Disable
1: Continue operation at the last frequency (warning, the keypad displays ”AnL”)
2: Decelerate to 0 Hz (warning, the keypad displays ”AnL”)
3: Stop immediately and display “ACE”
Reset method
Auto
“Warning” occurs when Pr.03-19 = 1 or 2. The “Warning automatically
clears when the analog input signal is larger than 4 mA.
Manual “Fault” occurs when Pr.03-19 = 3. You must reset manually.
Reset condition Immediately reset
Record
Record when Pr.03-19 = 3 (“Fault”)
Does not record when Pr.03-19 = 1 or 2 (“Warning”).
Cause Corrective Actions
Loose or broken ACI wiring
Tighten the terminals again.
Replace with a new cable.
External device error Replace with a new device.
Hardware error
If the AnL error still occurs after checking all the wiring, send the drive back to the
factory for repair.
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