Emotron AB 01-3990-11r3 Troubleshooting and maintenance 81
Operation errors
Display Error Cause Remedy
Parameter and fre-
quency reverse
already locked
1. Attempt to modify frequency /
parameter while 3-17>0000
2. Attempt to reverse while 1-
02=0001
1. Set 3-17=0000
2. Set 1-02=0000
Key
operation error
1. Press or while 1-06>0
or running at preset speed.
2. Attempts to modify the param-
eter cannot be modified during
operation (refer to the parameter
list).
1. The or is only
available for modifying the
parameter when 1-06=0
2. Modify the parameter
during STOP
Parameter setting
error
1. 3-01 in the range of 3-13 ± 3-
16 or 3-14 ± 3-16 or 3-15 ± 3-16
2. 3-00=3-01
3.The setting error as per per-
forming Autotuning (e.g. 1-00=0,
1-06=0)
Modify 3-13~3-15 or 3-16
3-00>3-01.
Set 1-00=0, 1-06=0 during
Auto tuning
Modification of
parameter is not
available in com-
munication
1. Issue a control command while
communication is disabled
2. Modify the function 13-1~13-4
during communication
1. Issue enable command
before communication
2. Set the specific parame-
ter of the function before
communication
Communication
failed
1. Wiring error
2. Communication parameter set-
ting error
3. Sum-check error
4. Incorrect communication pro-
tocol
1. Check hardware and wir-
ing
2. Check functions 13-
1~13-4
Parameter conflict
1. Attempt to modify the function
15-0 or 15-7
2. Voltage and current detection
circuit is abnormal
If Reset VSD is not availa-
ble, please send the VSD
back to be repaired
Factory setting
error
When PLC is running, perform
factory setting
Please perform factory set-
ting before PLC stops.
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General