Mitsubishi QJ71MT91 User Manual page 91

6 PRE-OPERATIONAL PROCEDURES AND SETTING
[Intelligent function module switch setting]
<Switch 2>
MODBUS device assignment parameter
starting method
0: Start with the default parameters.
[Communication starting conditions]
QJ71MT91 operation
Module READY
Basic parameter
setting request
Basic parameter
setting, normally
completed
Basic parameter
existence
MODBUS device
R
assignment parameter
setting request
MODBUS device R
assignment parameter
setting, normally
completed
MODBUS device
R
assignment parameter
setting existence
Automatic communication
function (Master function)
Dedicated instruction
(Master function)
Slave function
GX Developer connection
6 - 17
(b) When the basic parameter starting method is ON (start with the user-set
parameters) and the MODBUS
method is OFF (start with the default parameters)
R
Default parameter setting
MODBUS device
assignment parameters
X0
Y1
X1
X3
Power
OFF,
then
ON/
Y8
Pro-
gram-
mable
X8
control-
ler
CPU
XA reset
device assignment parameter starting
R
b1 b0
0 1
Basic parameter starting method
1: Start with the user-set parameters.
R
Basic parameter
creation
Request message not acceptable
GX Developer not connectable
Not startable Startable
Not executable Executable
Request message acceptable
GX Developer connectable
MELSEC-Q
6 - 17