Chapter 6. Basic operation

Frequency setting via potentiometer & operating via the Run key

1

-. Apply AC input power to the inverter.

2

-. When 0.0 is displayed, press the Up (S) key three times.

3

-. drv is displayed. Operating method is selectable.

-. Press the Prog/Ent (z) key.

 

4

-. Check the present operating method (“1” is run via control terminal)

-. Press the Prog/Ent (z) key and then Down (T) key once.

 

5

-. After setting “0”, press the Prog/Ent (z) key.

6

-. “drv” is displayed after “0” is blinking. Operation method is set via the Run key on the

keypad.

 

 

 

-. Press the Up (S) key once.

7

-. Different frequency setting method is selectable in this code.

-. Press the Prog/Ent (z) key.

 

8

-. Check the present frequency setting method (“0” is run via keypad).

-. Press the Up (S) key twice.

 

9

-. After checking “2” (frequency setting via potentiometer), press the Prog/Ent (z) key.

10

-.Frq” is displayed after “2” is blinking. Frequency setting is set via the potentiometer on

the keypad.

 

 

 

-. Turn the potentiometer to set to 10.0 Hz in either Max or Min direction.

 

-. Press the Run key on the keypad.

11

-. FWD lamp begins to blink and accelerating frequency is displayed on the LED.

-. When run frequency 10Hz is reached, 10.0 is displayed as shown left.

 

 

-. Press the STOP/RST key.

12

-. FWD lamp begins to blink and decelerating frequency is displayed on the LED.

-. When run frequency is reached to 0Hz, FWD lamp is turned off and 10.0 is displayed as

 

shown left.

 

 

 

L1(R)

U

10 Hz

 

220VAC

V

Motor

 

L2(S)

 

W

 

 

 

 

P

 

 

 

Freq.

 

RUN

 

STOP/RST

P1

 

 

 

 

 

Run key

N

 

 

 

 

 

 

 

G

 

MIN

MAX

STOP/RST key

Wiring

Operating pattern

41

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Image 41
LG Electronics C Series manual When 0.0 is displayed, press the Up S key three times