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International English
Parameter
Number
r0947
Last fault code
Displays the fault history
In the following diagram:
F1
F1e
F1e
F1e
st
"F1" is the 1
nd
"F2" is the 2
"F1e" is the occurrence of the fault acknowledgement of F1 & F2 – this moves the values in
the 2 indices down to the next pair of indices where they are stored.
The most recent fault events are stored in indices 0 and 1.
For example:
If the inverter trips on undervoltage and then receives an external trip before the
undervoltage is acknowledged you will get:
Index 0 =
Index 1 =
Whenever a fault is put into index 1 (F1e) the existing fault history is moved as shown in the
diagram.
Note
See list of fault codes list in Section 6
Index 2 is only used if a 2
P0970
Factory reset
Resets all parameters to their default values. To do this, you need to set P0010=30, then
P0970=1
P0100 is set according DIP Switch setting
66
Parameter Name
0
1
F2
F1e
2
3
4
5
6
7
active fault (not yet acknowledged).
active fault (not yet acknowledged).
3
Undervoltage
85
External trip
nd
fault occurs before the 1
ACTIVE FAULT
CODES
MOST RECENT
FAULT CODES - 1
F1e
MOST RECENT
FAULT CODES - 2
F1e
MOST RECENT
FAULT CODES - 3
st
is acknowledged.
5. SYSTEM PARAMETERS
Min
Max
[Default]
Units
-
-
[-]
-
0
1
[0]
-
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0
♦ ♦ ♦ ♦ P0003 User
Access Level
♦ ♦ ♦ ♦ P0004 Setting
♦ ♦ ♦ ♦ Changeable
♦ ♦ ♦ ♦ Status
2
21
1
30
'
'

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