Delta VFD2A7MS43ANSAA

Chapter 13 Warning CodesMS300
483
ID No.
Display on LCD 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 Setting Parameter
Pr.03-19
0: Disable
1: Continue operation at the last frequency (warning, keypad displays ANL)
2: Decelerate to 0 Hz (warning, 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
“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 with a new device.
Hardware error
If the AnL error still occurs after checking all the wiring, return to the factory for
repair.