ABB ACH550-01 User Manual page 363

ACH550 User's Manual
Fault Fault name in
code the panel
7 1
AI LOSS
8 2
AI LOSS
9
MOT OVERTEMP
10
PANEL LOSS
11
ID RUN FAIL
Diagnostics and maintenance
Description and
recommended corrective action
Analog input 1 loss. Analog input value is
less than 1
AI FLT LIMIT
correct:
• source and connection for analog input
• parameter settings for
and 3001 <
AI MIN FUNCTION
Analog input 2 loss. Analog input value is
less than 2
AI FLT LIMIT
correct:
• source and connection for analog input
• parameter settings for
and 3001 <
AI MIN FUNCTION
Motor is too hot, as estimated by the drive.
• Check for overloaded motor.
• Adjust the parameters used for the
estimate (3005...3009).
• Check the temperature sensors and
Group 35: MOTOR TEMP MEAS
parameters.
Panel communication is lost and either:
• the drive is in local control mode (the
control panel displays HAND), or
• the drive is in remote control mode
(AUTO) and is parameterized to accept
start/stop, direction or reference from the
control panel.
To correct, check:
• communication lines and connections
• parameter 3002
• parameters in Group 10: START/STOP/
DIR and Group 11: REFERENCE
SELECT (if drive operation is AUTO).
The motor ID run was not completed
successfully. Check for and correct:
• motor connections.
(3021). Check for and
1
AI FLT LIMIT
.
(3022). Check for and
2
AI FLT LIMIT
.
PANEL COMM ERROR
(3021)
(3022)
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