4 SETTINGS AND PROCEDURES PRIOR TO OPERATION

4- 1 to 33

4.1

Handling Precautions..............................................................................................................................

4-

1

4.2

Settings and Procedures Prior to Operation ..........................................................................................

4-

2

4.3

Part Names and Functions .....................................................................................................................

4- 3

4.4

External Wiring........................................................................................................................................

4-

5

4.4.1

Connecting the RS-232 interface (full-duplex communications) ....................................................

4-

6

4.4.2

Connecting the RS-422/485 interface .............................................................................................

4-

8

4.5

Settings for GX Developer ......................................................................................................................

4-12

4.5.1

I/O assignment settings....................................................................................................................

4-12

4.5.2

Switch settings for I/O and intelligent functional module ................................................................

4-13

4.5.3

The Intelligent function module interrupt pointer setting.................................................................

4-20

4.6

Settings with the Utility Package (GX Configurator-SC)........................................................................

4-22

4.7

Individual Station Test.............................................................................................................................

4-25

4.7.1 ROM/RAM/switch tests ....................................................................................................................

4-25

4.7.2

Individual station loopback test........................................................................................................

4-28

4.8

Loopback Test.........................................................................................................................................

4-30

4.9

Maintenance and Inspection...................................................................................................................

4-32

4.9.1 Maintenance and inspection............................................................................................................

4-32

4.9.2 When mounting/dismounting the module........................................................................................

4-33

 

 

5 DATA COMMUNICATION USING THE MELSEC COMMUNICATION PROTOCOL

5- 1 to 5- 6

5.1

Data Communication Functions .............................................................................................................

5- 1

5.1.1 Accessing the PLC CPUs using the MC protocol...........................................................................

5- 1

5.1.2 Message format and control procedure for data communication...................................................

5- 2

5.1.3

PLC CPU setting for performing data communication....................................................................

5-

2

5.1.4

Support of multiple CPU system or redundant system...................................................................

5- 3

5.1.5 Support for the QCPU remote password function ..........................................................................

5- 4

5.2

Utilizing the MX Component ...................................................................................................................

5- 6

 

 

6 DATA COMMUNICATION USING THE NON PROCEDURE PROTOCOL

6- 1 to 6-31

6.1

Data Reception from the External Device..............................................................................................

6-

2

6.1.1 Receiving methods...........................................................................................................................

6- 2

6.1.2

The receive area and the received data list ....................................................................................

6-

6

6.1.3

Sequence program for data reception.............................................................................................

6-11

6.1.4

Receive data clear............................................................................................................................

6-14

6.1.5

How to detect reception errors.........................................................................................................

6-17

6.1.6 Received data count and receive complete code settings .............................................................

6-20

6.2

Sending Data to the External Device .....................................................................................................

6-22

6.2.1 Transmission methods.....................................................................................................................

6-22

6.2.2

Arrangement and contents of the transmission area and the transmission data...........................

6-23

6.2.3

Sequence program for transmission data .......................................................................................

6-25

6.2.4

How to detect transmission errors ...................................................................................................

6-28

6.3

Data Communications Precautions........................................................................................................

6-30

A - 8

A - 8