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This protocol uses binary code (as opposed to ASCII code). It supports the following families of MELSEC PLC Ethernet modules:

  • QJ71E71

  • QJ71E71-B2

Communication Setup: Xpanel

Create a new Devicedevice

To create a new device, select ‘Tools’ → ’I[Tools] → [I/O Devices’ Devices] or click the (blue star) icon in the main toolbar. The following picture shows the first step in creating a new device.

I/O Device Name: Give a device name. This name will be used in the tag database, accompanied by the ‘Station Name’.

Select a device type

 

After selecting the ‘OK’ [OK] button in the previous step, the ‘Ethernet Communication Configuration’ dialog box will appear as shown in the following picture.

In this window, set the ‘Device Type’ to ‘MITSUBISHI MELSEC 3E’ and configure the remaining Ethernet communication parameters. See the Communication Configuration section for more information.

Create a station

Move to the ‘Station’ [Station] tab of the ‘Ethernet Communication Configuration’ dialog box. In this dialog box, connected PLC stations can be configured and registered to the Xpanel.

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Each field can be configured with the following rules:

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Station Name: Give a name to the PLC. This name will be used in the tag database, accompanied by the ‘Device Name’.

Station Type: Choose ‘MELSEC’ (No no other options are available).

Network ID: N/A

IP Address: Give the IP address of the PLC in dotted decimal format (e.g. “1.2.3.4”).

Socket Port No: Give the port number opened by the PLC. The default value for this field (within the Mitsubishi configuration) is 5000.

See the Communication Configuration section for more information about the remaining parameters.

Address Notation

The following format is used for addressing device tags within XpanelDesigner:

...

Symbol

Memory Area

I/O Address Range

Notation (base)

Bit/Word

X

Input Relay

X000000-X001FFF

16

Bit

Y

Output Relay

Y000000-Y001FFF

16

Bit

M

Internal Relay

M000000-M008191

10

Bit

M009000-M009255

10

Bit

L

Latch Relay

L000000-L008191

10

Bit

S

Step Relay

S000000-S008191

10

Bit

B

Link Relay

B000000-B001FFF

16

Bit

F

Annunciator

F000000-F002047

10

Bit

TS

Timer Contact

TS00000-TS02047

10

Word

TC

Timer Coil

TC00000-TC02047

10

Word

TN

Timer Current Value

TN00000-TN02047

10

Word

SS

Retentive Timer Contact

SS00000-SS02047

10

Word

SC

Retentive Timer Coil

SC00000-SC02047

10

Word

SN

Retentive Timer Current Value

SN00000-SN02047

10

Word

CS

Counter Contact

CS00000-CS01023

10

Word

CC

Counter Coil

CC00000-CC01023

10

Word

CN

Counter Current Value

CN00000-CN01023

10

Word

D

Data Register

D000000-D08191

10

Word

D

D9000-D9255

10

Word

W

Link Register

W000000-W001FFF

16

Word

R

File Register

R000000-R008191

10

Word

Communication Cable Wiring

Connect through an Ethernet HUB

Direct connection