Mitsubishi FX3U User Manual page 244

FX -16CCL-M User's Manual
3U
Trouble description
Remote input (RX) in an
intelligent device
cannot be received.
Remote output (RY) in an
intelligent device
cannot be set to ON or OFF.
Data in remote register (RWr)
in an intelligent device station
cannot be received.
238
Details to be checked
Is the intelligent device station executing data link?
Is data read from the correct address of remote input
RX (buffer memory)?
Is the corresponding station set as a reserved station?
station
Does the station number overlap?
Do the settings match?
Is the intelligent device station executing data link?
Is the refresh command output (BFM#10 b0) ON in the
master station?
Is data written to the correct address of remote output
RY (buffer memory)?
Is the corresponding station set as a reserved station?
station
Does the station number overlap?
Do the settings match?
Is the intelligent device station executing data link?
Is data read from the correct address of remote register
RWr (buffer memory)?
Is the corresponding station set as a reserved station?
Does the station number overlap?
Do the settings match?
16 Troubleshooting
16.1 Troubleshooting procedure
Confirmation method
Check the following:
• Check the LED display
corresponding intelligent device station.
• Check the other station data link status of
the master station (SW0080).
Confirm the sequence program.
Check the following:
• Check the parameters.
• Check the reserved station specified status
(SW0074).
Check the following:
• Check the station number setting.
• Check the loading status (SW0069).
• Check the station number overlap status
(SW0098).
Check the following:
• Check the loading status (SW0069).
• Check the station number overlap status
(SW0098).
• Check the loading/parameter consistency
status (SW009C).
Check the following:
• Check the LED display
corresponding intelligent device station.
• Check the other station data link status of
the master station (SW0080).
Confirm the sequence program.
Confirm the sequence program.
Check the following:
• Check the parameters.
• Check the reserved station specified status
(SW0074).
Check the following:
• Check the station number setting.
• Check the loading status (SW0069).
• Check the station number overlap status
(SW0098).
Check the following:
• Check the loading status (SW0069).
• Check the station number overlap status
(SW0098).
• Check the loading/parameter consistency
status (SW009C).
Check the following:
• Check the LED display
corresponding intelligent device station.
• Check the other station data link status of
the master station (SW0080).
Confirm the sequence program.
Check the following:
• Check the parameters.
• Check the reserved station specified status
(SW0074).
Check the following:
• Check the station number setting.
• Check the loading status (SW0069).
• Check the station number overlap status
(SW0098).
Check the following:
• Check the loading status (SW0069).
• Check the station number overlap status
(SW0098).
• Check the loading/parameter consistency
status (SW009C).
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