4. Operation Panel (Keypad)
4-20
4-8 Reading fault history
1)
Parameter number d20-0 in the Monitor Mode is an entry into the Fault History Mode.
2)
The following is an example in which the Fault History Mode is entered.
Keys
Display
Explanation
(1)
6 times
(2)
(3)
or
•
Hz
↓
↓
↑
↓
(D00-0 will display in the Monitor Mode.)
Select Monitor Parameter D20-0.
The [ERR] symbol will display after one second.
Select and enter the Fault History Mode.
The fault history number Emm and the fault code will
display alternately.
Scan the contents of the fault buffer using the
key and
knob.
End the Fault History Mode and return to the
Monitor Mode.
3)
The Fault History Buffer is configured as shown below.
Change of
display
Fault
sequence
Fault History
number
Display
(Example)
Explanation
Fault 1
(the latest)
E00
E01
E02
E03
Hz
A
Latest Fault Code
Secondary Fault Code
Output frequency at the Fault
Output current at the Fault
Fault 2
E10
E11
E12
E13
-----
Hz
A
No Secondary Fault
Fault 3
E20
E21
E22
E23
-----
-----
-----
-----
Indicates that no Fault has been
recorded.
Fault 4
E30
E31
E32
E33
-----
-----
-----
-----
Indicates that no Fault has been
recorded.
4)
Set parameter C09-6 to 1 to clear the Fault History Buffer.
5)
Refer to the Appendix 3 for details