Chapter 2 Part Names - Mitsubishi Electric MELSEC-Q Series User Manual

CHAPTER 2
This chapter describes the part names of the master/local modules.
No. Name
RUN LED
ON
OFF
L RUN LED
ON
OFF
MST LED
ON
OFF
1)
S MST LED
ON
OFF
SD LED
ON
OFF
RD LED
ON
OFF
PART NAMES
Indicates the operating status.
Operating normally
A hardware failure or a watchdog timer error has occurred.
Indicates the data link status.
Performing data link
Not performing data link
Indicates whether the module is operating as a master station.
Operating as a master station
Operating as a local station or a standby master station (in standby status)
Indicates whether the module is operating as a standby master station.
Operating as a standby master station (in standby status)
Operating as a master station or a local station
The LED also turns off when a standby master station switches to a master station.
Indicates whether the module is sending data.
Sending data
Not sending data
Indicates whether the module is receiving data.
Receiving data
Not receiving data
Application

CHAPTER 2 PART NAMES

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