Mitsubishi MELSEC Q Series User Manual page 235

7 PROCEDURE BEFORE STARTING THE DATA LINK
7 - 17
(2) Checking the status of communication with a specific remote station/local
station/intelligent device station/standby master station (line test 2)
Line test 2 checks whether data linking can be performed normally with a specific
remote station, local station, intelligent device station or standby master station.
Execute line test 2 according to the following procedure.
Check items prior to executing line test 2:
Verify that the PLC CPU RUN/STOP switch is
set to "STOP"
Verify that the PLC CPU RESET switch is set
to the "Middle position"
Set the master module "station number setting
switch" to the station number of the module for
which the test is to be performed.
Set the "transmission rate/mode setting
switch" for the master module to "5 to 9 (the
transmission rate should be the same as when
the system is operating)".
Operate the PLC CPU RESET switch according
to the following procedure.
1) Set the RESET switch to RESET.
RESET
2) Set the RESET switch to the middle position.
RESET
Start
L.CLR
L.CLR
To the next page
MELSEC-Q
7 - 17