Chapter 14 Fault Codes and DescriptionsC2000 Plus
ID* Display on LCD Keypad Fault Name Fault Descriptions
48
ACI loss
(ACE)
Analog input loss (including all the 4–20mA analog
signal)
Action and Reset
Action condition When the analog input is < 4mA (only detects 4–20mA analog input)
Action time Act immediately
Fault treatment parameter
Pr.03-19
0: Disable
1
: Continue operation at the last frequency (warning, ANL is displayed on the
keypad)
2: Decelerate to stop (warning, ANL is displayed on the keypad)
3: Stop immediately and display ACE
Reset method
Auto
When Pr.03-19 = 1 or 2, ACE is a “Warning”. When ana
is > 4mA, the warning is automatically cleared.
Manual When Pr.03-19 = 3, ACE is a “Fault”. You must reset manually.
Reset condition Reset immediately
Record When Pr.03-19 = 3, ACE is a “Fault”, and the fault is recorded.
Cause Corrective Actions
ACI cable is loose or cut off
Tighten the terminal.
Replace the cable with a new one.
External device failure Replace the device with a new one.
Hardware failure Check all the wiring. If ACE still occurs, return to the factory for repair.
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