Optidrive
ODV
‐
2
User
Guide
Revision
1.00
www.invertek.co.uk
36
12.
Troubleshooting
12.1.
Fault
messages
Fault
Code
No.
OLED
Message
Description
Corrective
Action
no-Flt
00
No
Fault
No
Fault
Displayed
in
P0
‐
13
if
no
faults
are
recorded
in
the
log
O-I
03
Over
current
trip
Instantaneous
over
current
on
drive
output.
Fault
Occurs
on
Drive
Enable
Check
the
motor
and
motor
connection
cable
for
phase
–
phase
and
phase
–
earth
short
circuits.
Check
the
load
mechanically
for
a
jam,
blockage
or
stalled
condition
Ensure
the
motor
nameplate
parameters
are
correctly
entered,
P1
‐
07,
P1
‐
08,
P1
‐
09.
Reduced
the
Boost
voltage
setting
in
P1
‐
11
Increase
the
ramp
up
time
in
P1
‐
03
If
the
connected
motor
has
a
holding
brake,
ensure
the
brake
is
correctly
connected
and
controlled,
and
is
releasing
correctly
I
.
t-trp
04
Over
load
trip
Drive
has
tripped
on
overload
after
delivering
>100%
of
value
in
P1
‐
08
for
a
period
of
time.
Check
to
see
when
the
decimal
points
are
flashing
(drive
in
overload)
and
either
increase
acceleration
rate
or
reduce
the
load.
Check
motor
cable
length
is
within
the
limit
specified
for
the
relevant
drive
in
section
11.4
Ensure
the
motor
nameplate
parameters
are
correctly
entered
in
P1
‐
07,
P1
‐
08,
and
P1
‐
09
Check
the
load
mechanically
to
ensure
it
is
free,
and
that
no
jams,
blockages
or
other
mechanical
faults
exist
PS-trp
05
Power
stage
trip
Instantaneous
over
current
on
drive
output.
Refer
to
fault
3
above
O-Volt
06
Over
voltage
Over
voltage
on
DC
bus
The
value
of
the
DC
Bus
Voltage
can
be
displayed
in
P0
‐
20
A
historical
log
is
stored
at
256ms
intervals
prior
to
a
trip
in
parameter
P0
‐
36
This
fault
is
generally
caused
by
excessive
regenerative
energy
being
transferred
from
the
load
back
to
the
drive.
When
a
high
inertia
or
over
hauling
type
load
is
connected.
If
the
fault
occurs
on
stopping
or
during
deceleration,
increase
the
deceleration
ramp
time
P1
‐
04.
If
operating
in
PID
control,
ensure
that
ramps
are
active
by
reducing
P3
‐
11
U-Volt
07
Under
voltage
Under
voltage
on
DC
bus
This
occurs
routinely
when
power
is
switched
off.
If
it
occurs
during
running,
check
the
incoming
supply
voltage,
and
all
connections
into
the
drive,
fuses,
contactors
etc.
O-t
08
Over
temperature
trip
Heatsink
over
temperature
The
heatsink
temperature
can
be
displayed
in
P0
‐
21.
A
historical
log
is
stored
at
30
second
intervals
prior
to
a
trip
in
P0
‐
38
Check
the
drive
ambient
temperature
Ensure
the
drive
internal
cooling
fan
is
operating
Ensure
that
the
required
space
around
the
drive
as
shown
in
section
3.6
has
been
observed,
and
that
the
cooling
airflow
path
to
and
from
the
drive
is
not
restricted
Reduce
the
effective
switching
frequency
setting
in
parameter
P2
‐
24
Reduce
the
load
on
the
motor
/
drive
U-t
09
Under
temperature
trip
Drive
Under
temperature
Trip
occurs
when
ambient
temperature
is
less
than
‐
10°C.
The
temperature
must
be
raised
over
‐
10°C
in
order
to
start
the
drive.
P-def
10
Load
default
parameters
Factory
Default
parameters
have
been
loaded
Press
STOP
key,
the
drive
is
now
ready
to
be
configured
for
the
required
application.
Four
button
default
–
see
section
5.4
E-trip
11
External
trip
Digital
Input
External
trip
E
‐
trip
requested
on
control
input
terminals.
Some
settings
of
P1
‐
13
require
a
normally
closed
contact
to
provide
an
external
means
of
tripping
the
drive
in
the
event
that
an
external
device
develops
a
fault.
If
a
motor
thermistor
is
connected
check
if
the
motor
is
too
hot.
SC-Obs
12
Optibus
serial
comms
fault
Communications
Fault
Communications
lost
with
PC
or
remote
keypad.
Check
the
cables
and
connections
to
external
devices
Flt-dc
13
Excessive
DC
ripple
Excessive
DC
Ripple on
Internal
DC
bus
The
DC
Bus
Ripple
Voltage
level
can be
displayed
in
parameter
P0
‐
16
A
historical
log
is
stored
at
20ms
intervals
prior
to
a
trip
in
parameter
P0
‐
37
Check
all
three
supply
phases
are
present
and
within
the
3%
supply
voltage
level
imbalance
tolerance.
Reduce
the
motor
load
If
the
fault
persists,
contact
your
local
Invertek
Drives
Sales
Partner
P-Loss
14
Input
phase
loss
Input
phase
missing trip
Drive
intended
for
use
with
a
3
phase
supply,
one
input
phase
has
been
disconnected
or
lost.
h O-I
15
Instant
over
current
Instantaneous
over
current
on
drive
output.
Refer
to
fault
3
above
th-Flt
16
Thermistor
Fault
Faulty
thermistor
on
heat
‐
sink. Refer
to
your
Invertek
Sales
Partner.
data-F
17
I/O
processor
data
error
Internal
memory fault.
Parameters
not
saved,
factory
defaults
are
reloaded.
If
problem
reoccurs,
refer
to
your
IDL
Authorised
Distributor.
4-20F
18
4
‐
20mA
signal
out
of
range
4
‐
20mA
Signal
Lost
The
reference
signal
on
Analog
Input
1
or
2
(Terminals
6
or
10)
has
dropped
below
the
minimum
threshold
of
3mA
when
signal
format
is
set
to
4
‐
20mA.
Check
the
signal
source
and
wiring
to
the
Optidrive
terminals.
data-E
19
M/C
processor
data
error
Internal
memory
fault.
Parameters
not
saved,
factory
defaults
are
reloaded.
If
problem
reoccurs,
refer
to
your
IDL
Authorised
Distributor.
