378
Diagnostics and maintenance
ACH550-01 User's Manual
1006
PAR
EXT
RO
Parameter values are inconsistent. Check
for the following:
• extension relay module not connected
and
• 1410…1412
RELAY
OUTPUTS
4…6 have
non-zero values.
1007
PAR
FIELDBUS
MISSING
Parameter values are inconsistent. Check
for and correct the following:
• A parameter is set for fieldbus control
(e.g. 1001
EXT
1
COMMANDS
= 10 (
COMM
)),
but 9802
COMM
PROT
SEL
= 0.
1008
PAR
PFA
MODE
Parameter values are inconsistent –
9904
MOTOR
CTRL
MODE
must be =
3 (
SCALAR
:
FREQ
) when 8123 PFA
ENABLE
is
activated.
1009
PAR
PCU
1
Parameter values for power control are
inconsistent: Improper motor nominal
frequency or speed. Check for both of the
following:
• 1 < (60 · 9907
MOTOR
NOM
FREQ
/ 9908
MOTOR
NOM
SPEED
) < 16
• 0.8 < 9908
MOTOR
NOM
SPEED
/
(120 · 9907
MOTOR
NOM
FREQ
/ Motor
poles) < 0.992.
1010
PAR
PFA
&
OVERRIDE
Override mode is enabled and PFA is
activated at the same time. This cannot be
done because PFA interlocks cannot be
observed in the override mode.
1011
PAR
OVERRIDE
Parameter values are inconsistent. All
override mode parameters do not have
correct values when override mode is
enabled (parameter 1705
OVERRIDE
ENABLE
).
Check for any of the following:
• parameter 1701
OVERRIDE
SEL
, override
activation signal
• parameter 1702
OVERRIDE
FREQ
and 1703
OVERRIDE
SPEED
both zero.
Fault
code
Fault name in
the panel
Description and
recommended corrective action
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