Omron SYSDRIVE 3G3RV, User Manual

Page: 368 / 446

7
-6
Opt
Exter-
nal
Flt
External fault input from Communi-
cations Option Card
-
Check
the Communications
Option
Card and communications
signals.
Ext
Fault
S3
External fault (Input terminal 3)
An
“external fault” was input from a
multi-function
input terminal (S3 to
S7).
• Reset
external fault inputs to the
multi-function
inputs.
• Remove
the cause of the exter-
nal
fault.
Ext
Fault
S4
External fault (Input terminal 4)
Ext
Fault
S5
External fault (Input terminal 5)
Ext
Fault
S6
External fault (Input terminal 6)
Ext
Fault
S7
External fault (Input terminal 7)
Oper
Dis-
connect
Digital Operator Connection Fault
The
connection to the Digital Operator
was
broken during operation for a
RUN
command from the Digital
Operator.
-
Check
the connection to the Digi-
tal
Operator.
Memobus
Com
Err
RS-422A/485 Communications
Error
A
normal reception was not possible
for
2 s or longer after control data was
received
once.
-
Check
the communications
devices
and communications sig-
nals.
Option
Com
Err
Option Communications Error
A
communications error was detected
during
a run command or while setting
a
frequency reference from a Commu-
nications
Option Card.
-
Check
the communications
devices
and communications sig-
nals.
CPF
Digital Operator Communications
Error 1
Communications
with the Digital
Operator
were not established within 5
seconds
after the power was turned
on.
The
Digital Operator's connector isn't
connected
properly.
Disconnect
the Digital Operator
and
then connect it again.
The
Inverter's control circuits are
faulty.
Replace
the Inverter.
CPU External RAM Fault
-
Try
turning the power supply off
and
on again.
The
control circuits were destroyed.
Replace
the Inverter.
CPF01
Digital Operator Communications
Error 2
After
communications were estab-
lished,
there was a communications
error
with the Digital Operator for
more
than 2 seconds.
The
Digital Operator isn't connected
properly.
Disconnect
the Digital Operator
and
then connect it again.
The
Inverter's control circuits are
faulty.
Replace
the Inverter.
Table 7.1 Fault Displays and Processing (Continued)
Display Meaning Probable Causes Corrective Actions