LG GR-B206GVQA User Manual download pdf (Page 50)

1-10.

Temperature

compensation

and

over-cool/weak-cool

compensation

circuit

1.

Temperature

compensation

at

freezing

room,

cold

storage

room

1)

GR-L197, GR-L207, GR-L247,

GR-P207,

GR-P247

2)

GR-B197, GR-B207, GR-B247,

GR-C207,

GR-C247

u

Temperature

compensation

table

by

adjustment

value

(difference

value

against

current

temperature)

Ex)

If

changing

compensation

resistance

at

a

cold

storage

room

(RCR1)

from

10

kΩ

(current

resistance)

to

18

kΩ

(modified

resistance),

temperature

at

the

cold

storage

will

increase

by

+1°C.

EXPLATION

FOR

MICOM

CIRCUIT

-50-

Freezing

room

Cold

storage

room

Resistance

value

Temperature

Resistance

value

Temperature

Remarks

(RCF1)

compensation

(RCR1)

compensation

180

kΩ

+5

°C

180

kΩ

+2.5

°C

Warmly

56

kΩ

+4

°C

56

kΩ

+2.0

°C

compensate

33

kΩ

+3

°C

33

kΩ

+1.5

°C

18

kΩ

+2

°C

18

kΩ

+1.0

°C

12

kΩ

+1

°C

12

kΩ

+0.5

°C

10

kΩ

0°C

10

kΩ

0°C

Reference

temperature

8.2

kΩ

-1

°C

8.2

kΩ

-0.5

°C

5.6

kΩ

-2

°C

5.6

kΩ

-1.0

°C

3.3

kΩ

-3

°C

3.3

kΩ

-1.5

°C

2kΩ

-4

°C2

k

Ω

-2.0

°C

Coolly

470

Ω

-5

°C

470

Ω

-2.5

°C

compensate

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