LG Electronics 120S user manual Program example

Chapter 7 Usage of Various Functions

8)Program example

(1)Program which controls speed of inverter by analog output voltage of 5 steps(0 ~ 20mA output)

a)Program explanation

•When P80 becomes On, 2000 (10mA) is output.

•When P81 becomes On, 2400 (12mA) is output.

•When P82 becomes On, 2800 (14mA) is output.

•When P83 becomes On, 3200 (16mA) is output.

•When P84 becomes On, 3600 (18mA) is output.

b)System configuration

Main Unit D/A conversion module Expansion module

I/O allocation

Main unit input : P000 ~ P03F

Main unit output : P040 ~ P07F

Expansion module input : P080 ~ P08F

Expansion module output : P090 ~ P09F

c) Program

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