Diagnostics and maintenance
377
ACH550-01 User's Manual
1000
PAR
HZRPM
Parameter values are inconsistent. Check
for any of the following:
• 2001
MINIMUM
SPEED
> 2002
MAXIMUM
SPEED
• 2007
MINIMUM
FREQ
> 2008
MAXIMUM
FREQ
• 2001
MINIMUM
SPEED
/ 9908
MOTOR
NOM
SPEED
is outside the range -128…128
• 2002
MAXIMUM
SPEED
/ 9908
MOTOR
NOM
SPEED
is outside the range -128…128
• 2007
MINIMUM
FREQ
/ 9907
MOTOR
NOM
FREQ
is outside the range -128…128
• 2008
MAXIMUM
FREQ
/ 9907
MOTOR
NOM
FREQ
is outside the range -128…128.
1001
PAR
PFA
REF
NEG
Parameter values are inconsistent. Check
for the following:
• 2007
MINIMUM
FREQ
is negative, when
8123 PFA
ENABLE
is active.
1002
RESERVED
Not used.
1003
PAR
AI
SCALE
Parameter values are inconsistent. Check
for any of the following:
• 1301
MINIMUM
AI
1 > 1302
MAXIMUM
AI
1
• 1304
MINIMUM
AI
2 > 1305
MAXIMUM
AI
2.
1004
PAR
AO
SCALE
Parameter values are inconsistent. Check
for any of the following:
• 1504
MINIMUM
AO
1 > 1505
MAXIMUM
AO
1
• 1510
MINIMUM
AO
2 > 1511
MAXIMUM
AO
2.
1005
PAR
PCU
2
Parameter values for power control are
inconsistent: Improper motor nominal kVA or
motor nominal power. Check for the
following:
• 1.1 < (9906
MOTOR
NOM
CURR
· 9905
MOTOR
NOM
VOLT
· 1.73 /
P
N
) < 2.6,
where:
P
N
= 1000 · 9909
MOTOR
NOM
POWER
(if units are kW)
or
P
N
= 746 · 9909
MOTOR
NOM
POWER
(if
units are hp, e.g. in US).
Fault
code
Fault name in
the panel
Description and
recommended corrective action
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