Mitsubishi Electric QJ71MB91 User Manual page 12

Modbus interface module
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8.3.3
Starting the Intelligent function module utility ......................................................................... 8 - 12
8.4
Initial Setting .................................................................................................................................. 8 - 15
8.4.1
Automatic communication parameter ..................................................................................... 8 - 17
8.4.2
MODBUS device assignment parameter................................................................................ 8 - 19
8.5
Auto Refresh Setting...................................................................................................................... 8 - 22
8.6
Monitor/Test ................................................................................................................................... 8 - 24
8.6.1
X/Y Monitor/test ...................................................................................................................... 8 - 29
8.6.2
MODBUS device assignment parameter status ..................................................................... 8 - 31
8.6.3
Automatic communication status ............................................................................................ 8 - 32
8.6.4
Error log .................................................................................................................................. 8 - 34
8.6.5
Communication status ............................................................................................................ 8 - 35
9.1
Parameter Setting............................................................................................................................ 9 - 1
9.1.1
Automatic communication parameters ..................................................................................... 9 - 1
9.1.2
MODBUS device assignment parameters ................................................................................ 9 - 4
9.2
Program Example for Normal System Configuration ....................................................................... 9 - 8
9.2.1
Automatic communication parameters ..................................................................................... 9 - 8
9.2.2
MODBUS device assignment parameters .............................................................................. 9 - 14
9.2.3
instructions on the same channel .......................................................................................... 9 - 18
9.3
Program Examples for Use in MELSECNET/H Remote I/O Network............................................ 9 - 25
9.3.1
Automatic communication parameters ................................................................................... 9 - 25
9.3.2
MODBUS device assignment parameters .............................................................................. 9 - 37
9.4
Program Examples for the Redundant System ............................................................................. 9 - 45
10.1
Dedicated Instruction List and Available Devices .......................................................................... 10 - 1
10.2
Z(P).MBRW ................................................................................................................................... 10 - 2
10.3
Z(P).MBREQ................................................................................................................................ 10 - 14
10.4
ZP.UINI ........................................................................................................................................ 10 - 25
11.1
Troubleshooting ............................................................................................................................. 11 - 1
11.2
Checking QJ71MB91 Status........................................................................................................ 11 - 11
11.3
Checking the Communication Status of QJ71MB91.................................................................... 11 - 17
11.4
Error Codes ................................................................................................................................. 11 - 21
11.4.1
Error code storage area........................................................................................................ 11 - 21
11.4.2
Exception code list................................................................................................................ 11 - 28
11.4.3
Error code list........................................................................................................................ 11 - 30
11.5
Turning Off the ERR. LED ........................................................................................................... 11 - 41
11.5.1
Turning off the ERR. LED by GX Configurator-MB............................................................... 11 - 41
11.5.2
Turning off the ERR. LED by sequence program ................................................................. 11 - 45
11.5.3
Turning off the ERR. LED by request message from the master ......................................... 11 - 47
A
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