Programming Example; System Configuration/Wiring Example - Mitsubishi Melsec-L Series User Manual

Communication module

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9.5 Programming Example

This section explains the programming examples and setting examples of the

predefined protocol function.

GX Works2 is used for the settings. Serial communication module LJ71C24 and

Mitsubishi inverter (FREQROL-A700, described as inverter or FR-A700 hereafter) as a

connection target device are used in this setting example.

The system configuration and wiring example are as follows.

(1) System configuration example

In the example, the LJ71C24 is assigned to the I/O numbers X/Y00 to X/Y1F and

connected to external device in 1:1 via RS-422/485.

For details of the system configuration, refer to Chapter 5.

9 DATA COMMUNICATION USING THE PREDEFINED PROTOCOL

Lj71c24 Lj71c24-r2