Delta RMC151 User Manual
Page 457
6 Communication
The RMC uses port number 7171 hex (29,041 in decimal) for the Procedure Exist protocol.
A sample program for the Q-Series Procedure Exist method is available on the downloads page
of Delta's website at
point for any Mitsubishi Q-series program using the QJ71E71-100 Ethernet module and an
RMC.
Note:
The RMC can also communicate with the Mitsubishi Q-series PLC via the QJ71MT91 Ethernet
Modbus/TCP module. Modbus/TCP is a complete protocol and therefore using the QJ71MT91
requires less programming than using the QJ71E71-100. Consequently, the QJ71MT91 may be
slightly easier to use with the RMC. The disadvantage is that the QJ71MT91 it is not as widely
used as the QJ71E71-100. A sample program for using the QJ71MT91 is available on the
downloads page of Delta's website.
Configuring the Q-Series
Mitsubishi’s ”Q Corresponding Ethernet Interface Module User's Manual (Basic)” (manual
part number SH (NA)-080009-I, search for 080009 on www.meau.com on the
Downloads>>Manuals section) describes how to set up QJ71E71-100. It is very detailed,
but is very large and may seem difficult. The sections below describe the settings
necessary to use the QJ71E71-100 to communicate with the RMC.
The instructions below are from GX Developer version 8.25B.
1. I/O Assignment Settings
First, set the I/O settings. This is described in section 4.5.1 of the Q Corresponding
Ethernet Interface Module User's Manual (Basic). Notice that there are no Switch settings
to set for this module.
2. Network Parameter Settings
This is described in section 4.6 of the Q Corresponding Ethernet Interface Module User's
Manual (Basic).
In the Project Data List, double-click Network Param, then click MELSEC/Ethernet.
For each QJ71E71-100 module, set the following parameters:
Network Type
Set to Ethernet
Starting I/O
Number
Set this to the head address of the Ethernet module
Network No.
See section 4.6 of the manual (Set to 1)
Total Stations
—
Group No.
Set to 1
Station No.
Set to 1
Mode
Set to On line
Operational
Settings
Communication data Code: Binary Code
Initial Timing: Do not Wait for Open
IP Address: enter the IP Address of the QJ71E71-100.
Send frame setting: Ethernet(V2.0)
Enable Write at RUN time: cleared
TCP Existence confirmation setting: Use the KeepAlive
Initial
Settings
No settings required here.
Open
Settings
For each RMC you wish to communicate with, you must set up a
paired connection. To do so, on one row, set the following:
Protocol: TCP
Open System: Active
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