Troubleshooting and remedial actions
40
List of alarm and MECHATROLINK-II communication error
Product
Type
LED status
Alarm
code
Alarm type
System status
Cause
Remedial action
NETC01-M2
RS-485 communication
compatible product
NETC01-M2
unit
Alarm
ALARM blinking
9 times
POWER only lit
A1h
EEPROM error
Communication between
the
NETC01-M2
and
RS-485 communication
compatible product cannot
be performed.
The stored data of the
NETC01-M2
was damaged.
Initialize data using any of the
maintenance command,
MEXE02
or
OPX-2A
.
ALARM blinking
7 times
C-ERR lit red
E3h
Communication switch
setting error
The transmission rate setting switch
(SW1) of RS-485 communication
was set outside the range (8 and
above).
Set the transmission rate
setting switch (SW1) to "7."
E4h
RS-485 communication
error
The RS-485 communication error
has been detected three times
consecutively.
•
Check the transmission rate of
RS-485 communication.
•
Check the connector or cable
of RS-485 communication.
E6h
Network connection
product error
The "Communication (address
number)" parameter is outside the
setting range.
Set either of "0: Disable" or "1:
Enable."
Between master and
NETC01-M2
MECHATROLINK-II
communication
error
ERR lit red
C-DAT lit green
ALARM blinking
7 times
01h
Unsupported command
Communication between
the
NETC01-M2
and
master station cannot be
performed.
The command that was not
implemented was executed.
Re-examine the command
sending sequence of the master
station.
02h
Command execution
condition error
•
The order (sequence) of the
command that has been sent is
not correct.
•
The command not being
permitted in the current phase
was executed.
03h
Outside the range of
command data
The data in the command was not
correct.
Re-examine the command data
content that the master station
sends.
Between
NETC01-M2
and RS-485
communication
compatible product
MECHATROLINK-II
communication
error
POWER only lit
ALARM blinking
7 times
−
−
Communication between
the
NETC01-M2
and
RS-485 communication
compatible product cannot
be performed.
The power supply of the
NETC01-M2
was shut off while
communicating via RS-485
communication.
Check the power supply of the
NETC01-M2
.
C-DAT lit green
C-ERR lit red
C-ERR lit red
ALARM blinking
7 times
The setting of the SW1 of the
NETC01-M2
is not the same as
that of the transmission rate of
RS-485 communication compatible
product.
Check the setting of the switch.
POWER only lit
POWER only lit
The "Communication (address
number)" parameter is set to "0:
Disable."
Set the "Communication
(address number)" parameter
to "1: Enable."
C-DAT lit green
C-ERR lit red
C-DAT lit green
The RS-485 communication
compatible product corresponding
to the "Communication (address
number)" parameter does not exist.
Check the address number of
the RS-485 communication
compatible product.
ALARM blinking
7 times
The communication of the RS-485
communication compatible
product was shut off while
communicating.
•
Check the RS-485
communication cable.
•
Check the power supply of
the RS-485 communication
compatible product.
POWER only lit
When the RS-485 communication
cable was connected incompletely
or it was not connected, the power
supply was turned on.
Check the RS-485
communication cable.
Содержание NETC01-M2
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