Performing The Data Link; Confirming The Operation With The Led Display - Mitsubishi MELSEC-Q Series User Manual

10 COMMUNICATION BETWEEN THE MASTER STATION AND REMOTE
DEVICE STATIONS

10.5 Performing the Data Link

10.5.1 Confirming the operation with the LED display

Module is normal
Controlling data link
Sending data
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Turn on the power to the remote device station first, and then turn on the power to the
master station to start the data link.
The following diagram shows the LED display status of the master station and the
remote device station when the data link is being performed normally.
(1) LED display of the master station
Make sure that the LED display shows the following status:
QJ61BT11
RUN
MST
ERR.
(2) LED display of the remote device station
Make sure that the LED display shows the following status:
AJ65BT-64AD
PW
RUN
L RUN
SD
RD
L ERR.
L RUN
S MST
SD RD
L ERR.
24 V DC is being supplied
Module is normal
The data link is being
performed normally
Sending data
Receiving data
: On : Off
MELSEC-Q
: On : Off
The data link is being performed
normally
Receiving data
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