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n Fault Trace: U2
Parameters for error tracing are shown in the following table.
Name
Param-
LCD
eter
Number
Display
Current
fault
The contents of the current
U2-01
fault.
Current
Fault
Previous
The contents of the error that
fault
U2-02
occurred just prior to the cur-
rent fault.
Last Fault
Reference
frequency at
The reference frequency when
fault
U2-03
the previous fault occurred.
Frequency
Ref
Output fre-
quency at
The output frequency when the
fault
U2-04
previous fault occurred.
Output Freq
Output cur-
rent at fault
The output current when the
U2-05
previous fault occurred.
Output Cur-
rent
Motor speed
at fault
The motor speed when the pre-
U2-06
vious fault occurred.
Motor
Speed
Output volt-
age refer-
The output reference voltage
ence at fault
U2-07
when the previous fault
occurred.
Output Volt-
age
DC bus
voltage at
The main current DC voltage
fault
U2-08
when the previous fault
occurred.
DC Bus
Voltage
Output
power at
The output power when the pre-
fault
U2-09
vious fault occurred.
Output
kWatts
Output Signal Level
Description
During Multi-Function
Analog Output
(Cannot be output.)
Parameter Tables
Control Methods
Min.
V/f
Open
Register
Loop
Unit
V/f
with
Vec-
PG
tor
-
A
A
A
80H
-
A
A
A
81H
0.01
A
A
A
82H
Hz
0.01
A
A
A
83H
Hz
0.1
A
A
A
84H
A
0.01
No
A
A
85H
Hz
0.1
A
A
A
86H
V
1 V
A
A
A
87H
0.1
A
A
A
88H
kW
79
5-
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