YASKAWA FSDrive-MV1S - Page 123

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Fault Trace: U2
User constants for error tracing are shown in the following table.
Constant
Number
Name
Description 100% Value
Min.
Unit
Control
Methods
MEMOBUS
Register
Display
Open-
loop
Vector
Flux
Vector
U2-01
Current fault
The contents of the current
fault.
−
Error
Code
AA −
Current Fault
U2-02
Previous fault The contents of the error that
occurred just prior to the cur-
rent fault.
−
Error
Code
AA −
Last Fault
U2-03
Frequency reference
at fault
(U1-01)
It is cleared by initialize. Max. frequency
0.01
%
AA −
Frequency Ref
U2-04
Output frequency at
fault
(U1-02)
It is cleared by initialize. Max. frequency
0.01
Hz
AA −
Output Freq
U2-05
Output current at
fault
(U1-03)
It is cleared by initialize.
Inverter rated
output current
0.1 A A A −
Output Current
U2-06
Motor speed at fault
(U1-05)
It is cleared by initialize. Max. frequency
0.01
%
AA −
Motor Speed
U2-07
Output voltage at
fault
(U1-06)
It is cleared by initialize.
Voltage class
3300 VAC (6600 VAC)
0.1 V A A −
Output Voltage
U2-09
Output power at fault
(U1-08)
It is cleared by initialize.
Inverter capacity
(max. applicable
motor capacity)
0.1
kW
AA −
Output kWatts
U2-10
Torque reference at
fault
(U1-09)
It is cleared by initialize. Motor rated torque 0.1% A A −
Torque Reference
U2-11
Input terminal status
at fault
(U1-10)
It is cleared by initialize.
The format is the same as for
U1-10.
− [Bit] A A −
Input Term Sts
U2-12
Output terminal
status at fault
(U1-11)
It is cleared by initialize.
The format is the same as for
U1-11.
− [Bit] A A −
Output Term Sts
U2-13
Operation status 1 at
fault
(U1-12_L)
It is cleared by initialize.
The format is the same as for
U1-12(L).
− [Bit] A A −
MxC Status
U2-14
Operation status 2 at
fault
(U1-12_H)
It is cleared by initialize.
The format is the same as for
U1-12(H).
− [Bit] A A −
MxC Status 2