ACS510 User’s Manual
203
Diagnostics
Alarm Listing
The following table lists the alarms by code number and describes each.
Alarm
Code
Display
Description
2001
OVERCURRENT
Current limiting controller is active. Check for and correct:
• Excessive motor load.
• Insufficient acceleration time (parameters 2202
ACCELER
TIME
1 and
2205
ACCELER
TIME
2).
• Faulty motor, motor cables or connections.
2002
OVERVOLTAGE
Overvoltage controller is active. Check for and correct:
• Static or transient overvoltages in the input power supply.
• Insufficient deceleration time (parameters 2203
DECELER
TIME
1 and
2206
DECELER
TIME
2).
2003
UNDERVOLTAGE
Undervoltage controller is active. Check for and correct:
• Undervoltage on mains.
2004
DIR
LOCK
The change in direction being attempted is not allowed. Either:
• Do not attempt to change the direction of motor rotation, or
• Change parameter 1003
DIRECTION
to allow direction change (if
reverse operation is safe).
2005
I
/
O
COMM
Fieldbus communication has timed out. Check for and correct:
• Fault setup (3018
COMM
FAULT
FUNC
and 3019
COMM
FAULT
TIME
).
• Communication settings (Group 51 or 53 as appropriate).
• Poor connections and/or noise on line.
2006
AI
1
LOSS
Analog input 1 is lost, or value is less than the minimum setting.
Check:
• Input source and connections
• Parameter that sets the minimum (3021)
• Parameter that sets the Alarm/Fault operation (3001)
2007
AI
2
LOSS
Analog input 2 is lost, or value is less than the minimum setting.
Check:
• Input source and connections
• Parameter that sets the minimum (3022)
• Parameter that sets the Alarm/Fault operation (3001)
2008
PANEL
LOSS
Panel communication is lost and either:
• Drive is in local control mode (the control panel displays LOC), or
• Drive is in remote control mode (REM) and is parameterized to
accept start/stop, direction or reference from the control panel.
To correct check:
• Communication lines and connections
• Parameter 3002
PANEL
COMM
ERR
.
• Parameters in groups 10
COMMAND
INPUTS
and 11
REFERENCE
SELECT
(if drive operation is REM).
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