Mitsubishi QJ71MT91

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MELSEC-Q
9 PROGRAMMING
9.1.3 MODBUS
®
device assignment parameter setting
(1) MODBUS
®
device assignment parameter setting method
Make MODBUS
R
device assignment parameter setting in the following
procedure.
1) Store the parameters into the MODBUS
R
device assignment parameter area
(address: 0900
H to 09FFH) of the buffer memory.
2) Turn ON MODBUS
R
device assignment parameter setting request (Y8).
(2) I/O signals for MODBUS
®
device assignment parameter setting
Use the following I/O signals for MODBUS
R
device assignment parameter
setting.
Signal Signal Name
X0
Module READY
ON : Accessible
OFF : Inaccessible
X3
Basic parameter setting existence
ON : Parameters set
OFF : No parameters set
X8
MODBUS
R
device assignment parameter setting, normally completed
ON : Normally completed
OFF :
X9
MODBUS
R
device assignment parameter setting, error completed
ON : Error completed
OFF :
XA
MODBUS
R
device assignment parameter setting existence
ON : Parameters set
OFF : No parameters set
Y8
MODBUS
R
device assignment parameter setting request
ON : Being requested
OFF : Not requested