Chapter 13 Warning CodesC2000 Plus
ID No. Display on LCD Keypad Warning Name Description
12
ACI analog signal loss
(AnL)
Analog input current loss (including all analog 4–20
signals)
Action and Reset
Action condition When the analog input is lower than 4mA (only detects analog input 4–20mA)
Action time Immediately act
Warning setting parameter
Pr.03-19
0: Disable
1: Continue operation at the last frequency (warning, keypad displays ANL)
2: Decelerate to 0Hz (warning, keypad displays ANL)
3: Stop immediately and display ACE
Reset method
Auto
“Warning” occurs when Pr.03-19=1 or 2. The “
clears when the analog input signal is larger than 4mA.
Manual “Error” occurs when Pr.03-19=3. You must reset manually.
Reset condition Immediately reset
Record 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 new device.
Hardware error
If the AnL error still occurs after checking all the wiring,
return to the factory for
repair.
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