Modbus Device Assignment Parameters - Mitsubishi Electric QJ71MB91 User Manual

9
PROGRAMMING

9.3.2 MODBUS device assignment parameters

(1) System configuration
GX Developer
Figure 9.40 System configuration example for the MODBUS device assignment parameter setting
Remark
9
- 37 9.3 Program Examples for Use in MELSECNET/H Remote I/O Network
9.3.2 MODBUS device assignment parameters
The following system configuration is used for the program example in which
MODBUS device assignment parameters are set to the QJ71MB91 on a
MELSECNET/H remote I/O station.
MELSECNET/H remote master station
MELSECNET/H (remote I/O network)
Setting target
QJ71MB91 (Slave function)
*2
(Station No.1)
* 1 The MELSECNET/H remote master station is installed in slot 0 of the base unit with the Start I/O
No. set as "00 ".
H
* 2 The QJ71MB91 is to be mounted in slot 0 of the base unit with the head I/O number set to "00
For details on construction and parameter setting of the MELSECNET/H remote I/
O network, refer to the following manual.
Q Corresponding MELSECNET/H Network System Reference Manual
(Remote I/O network)
*1
MELSECNET/H
remote I/O station
(Station No.1) MODBUS master device
CH2
RS-422/485
".
H