Chapter 2 Part Names - Mitsubishi Electric MELSEC-L SSCNETIII/H User Manual

CHAPTER 2
This chapter describes each part and name of the head module.
2)
3)
4)
No. Name

On
RUN LED
Flashing
Off

On
Flashing
REM. LED
1)
Off

On
ERR. LED
Flashing
Off

L ERR. LED
On
Off
20
PART NAMES
1)
6)
5)
7)
Indicates the operating status.
Operating normally (RUN status)
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).
A hardware failure or a watchdog timer error has occurred.
Indicates the operating status of the own station.
Operating normally
Has not been reset after writing to PLC. Or, forced input/output registration is in progress.
• The initial data are being processed.
• An error has occurred in the own station.
• SSCNET III/H disconnection
• Offline mode
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)
A head module failure or a watchdog timer error has occurred.
A station number setting switch setting error has occurred.
(Other than 1 to 64 is set for the station number setting switch.)
Working normally
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)
A communication error has occurred.
Communicating normally
8)
8)
Description
9)