Mitsubishi Electric MELSEC-L SSCNETIII/H, User Manual

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20
CHAPTER 2
PART NAMES
This chapter describes each part and name of the head module.
No. Name Description
1)
RUN LED

Indicates the operating status.
On Operating normally (RUN status)
Flashing
Working normally (STOP status)
• The switch of the head module has been set to STOP. (Transfer between the devices in the head module is stopped.)
• The Motion controller is in the STOP status. (Transfer between the devices in the head module is stopped.)
• Accepting a remote STOP request
• The head module has stopped due to an error (except a watchdog timer error).
Off A hardware failure or a watchdog timer error has occurred.
REM. LED

Indicates the operating status of the own station.
On Operating normally
Flashing Has not been reset after writing to PLC. Or, forced input/output registration is in progress.
Off
• The initial data are being processed.
• An error has occurred in the own station.
• SSCNET III/H disconnection
• Offline mode
ERR. LED

Indicates the error status of the head module.
The error details can be checked with PLC diagnostics of GX Works2. (

Page 83, Section 11.2)
On A head module failure or a watchdog timer error has occurred.
Flashing
A station number setting switch setting error has occurred.
(Other than 1 to 64 is set for the station number setting switch.)
Off Working normally
L ERR. LED

Indicates the SSCNET III/H communication error status. The error details can be checked with SSCNET III Communication
Condition Monitor of MT Developer2. (

Page 77, CHAPTER 9)
On A communication error has occurred.
Off Communicating normally
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