Table of Contents
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[M]
Master function ............................................... 5- 1
Master function performance ................. APPX- 2
Max. number of modules ............................... 2- 1
Maximum node-to-node distance .................. 3- 2
Maximum number of connections ................. 3- 2
Maximum number of parameter settings ....... 8- 3
Maximum segment length .............................. 3- 2
MODBUS device
MODBUS device assignment function ..... 5-11
MODBUS device assignment parameter
error code storage area ........................... 11-16
MODBUS device assignment parameter
setting result storage area ....................... 11-16
MODBUS device assignment parameter
starting method .......................................... 6-13
MODBUS device assignment parameters
................................................................... 7-23
MODBUS device assignment parameters
details ......................................................... 7-26
MODBUS device sizes .............................. 7-25
MODBUS device assignment parameter
screen ........................................................ 8-35
MODBUS device assignment parameter
setting ............................................................. 9- 7
I/O signals for setting .................................. 9- 7
Setting method ........................................... 9- 7
Setting precautions .................................... 9-10
Timing charts for setting ............................. 9- 8
MODBUS extended file register assignment
....................................................................... 7-31
MODBUS extended file register size ............ 7-31
MODBUS standard functions......................... 4- 1
Mask write register .................................... 4-19
Read coils ................................................... 4- 6
Read discrete inputs ................................... 4- 7
Read file record ......................................... 4-15
Read holding registers ............................... 4- 8
Read input registers ................................... 4- 9
Read/Write multiple registers .................... 4-20
Write file record .......................................... 4-17
Write multiple coils ..................................... 4-12
Write multiple registers .............................. 4-14
Write single coil .......................................... 4-10
Write single register ................................... 4-11
MODBUS/TCP setting ............................... 7-17
Module ID ...................................................... 7-20
Monitor/test .................................................... 8-17
Multiple CPU system ...................................... 2- 1
IND - 3
[N]
Network configuration ..................................... 2- 3
Number of cascade connection stages .......... 3- 2
Number of errors occurred .......................... 11-18
Number of occupied I/O points ....................... 3- 2
Number of routers set .................................... 7-13
Number of routers that can be set .................. 3- 2
[O]
Online change enable/disable setting ........... 6-13
Operating environment ................................... 8- 4
Operation mode setting ................................. 6-11
[P]
Parameter setting method .............................. 7- 1
Parameter setting procedures ........................ 7- 2
Parameter types .............................................. 7- 1
Part names ...................................................... 6- 4
PDU formats.................................................... 4- 4
Performance specifications ............................ 3- 2
PING test ............................................ 8-29, 11-44
Preferred node specification .......................... 7-18
Preferred node specification: IP address ...... 7-18
Preferred node specification: TCP
connection ...................................................... 7-18
Pre-operational procedures and setting ......... 6- 2
Processing time ...................................... APPX- 2
Program example
Program example for use in normal
system configuration .................................. 9-11
Program example for use in MELSECNET/H
remote I/O network .................................... 9-29
[Q]
QJ71MT91 buffer memory assignment ........ 7-32
QJ71MT91 status confirmation ................... 11-12
[R]
Relationship between COM.ERR. LED and
I/O signals .................................................... 11-43
Relationship between PING test and I/O
signals .......................................................... 11-49
Repeat interval timer value ............................ 7-20
Request message format ............................... 4- 4
Request message processing time ........ APPX- 5
Response message format ............................ 4- 4
Response monitoring timer value .................. 7-20
Router information: Router IP address ......... 7-15
IND - 3
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