Справочник Пользователя для Mitsubishi Electronics AJ61QBT11
9 - 10
9 COMMUNICATION BETWEEN THE MASTER STATION AND THE
REMOTE I/O STATION
MELSEC-QnA
9.3 Performing the Data Link
Turn on the power supply of the remote I/O station first, then the power supply of the
master station to start the data link.
master station to start the data link.
9.3.1 Confirming the operation by LED display
The following diagram shows the LED display status of the master station and the
remote I/O station when the data link is performed normally.
remote I/O station when the data link is performed normally.
(1) LED display of the master station
Confirm that the LED display shows the following status:
A
J61QBT11
RUN
156K
ERR.
625K
MST
2.5M
S MST
5M
LOCAL
10M
CPU R/W
SW
M/S
TEST
PRM
S0
TIME
S1
LINE
S2
L RUN
SD
L ERR.
RD
B
R
A
T
E
T
E
S
T
E
R
R
O
R
The transmission speed is set to
2.5Mbps.
2.5Mbps.
Sending data.
Receiving data.
Module is normal.
Set as a master station.
Communicating with programmable
controller CPU.
controller CPU.
The data link is proceeding normally.
(2) LED display of the remote I/O station
Confirm that the LED display shows the following status:
PW
L RUN
SD
RD
L ERR.
A
J65BTB1-16D
The data link is proceeding normally.
Sending data.
Receiving data.
24VDC is supplied.