Checking The Data Link Status - Mitsubishi Electric MELSEC iQ-R Series User Manual

Checking the data link status

Check whether the master station and remote device station are normally operating data link.
1.
Power on the remote station, then master station to start data link.
2.
When the LEDs are in the following states, data link is being performed normally.
• LEDs on the master station
LED
RUN
ERR.
MST
S MST
156K
625K
2.5M
5M
10M
L RUN
L ERR.
SD
RD
*1 The LEDs may look dimly lit or off depending on the communication status.
• LEDs on the AJ65VBTCU-68ADVN and AJ65VBTCU-68DAVN
LED
POWER
RUN
L RUN
L ERR
TEST
Status
On
Off
On
Off
On
Off
On
Off
Flashing
Status
On
On
On
Off
Off
7.1 Example of Communications Between a Master Station and a Remote Device Station
*1
7 COMMUNICATION EXAMPLES
7
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