Chapter 8 Communication Functions

RDA

RDB SDA SDB SG

RDA

RDB SDA SDB SG

RDA

RDB SDA SDB SG

RDA

RDB SDA SDB SG

Master

Slave

Slave

Slave

Wiring Example : RS-485 I/F

3) Usage of G7L-FUEA/RUEA

G7L-FUEA and G7L-RUEA are Field Bus Interface module of LGIS and they support High speed link communication service by parameter setting. But communication by command(Read, Write) are not available

Station number setting switch

After selecting communication parameter from KGLWIN and select FIELDBUS MASTER as below

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LG Electronics 120S user manual Usage of G7L-FUEA/RUEA, Rdb Sda Sdb Sg, Master Slave, Wiring Example RS-485 I/F