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MITSUBISHI ELECTRIC MXZ-32SV User Manual

Page 34

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34

TEST POINT DIAGRAM AND VOLTAGE

MXZ-32SV

-

,

MXZ-32SV

-

Electronic control P.C.board

E2

E1

Gas pipe temperature thermistor
Evaporation temperature thermistor
Defrost temperature thermistor

Resistance (k

)

Resistance (k

)

Temperature(

;

)

Temperature(

;

)

{

Fin temperature thermistor
1.0~4.0V DC

Evaporation temperature thermistor
2.5~4.0V DC

Discharge temperature thermistor
0.3~0.6V DC

Defrost temperature thermistor
2.5~4.0V DC

12V DC

{

5V DC

0~5V DC

+

-

-

-

-

-

-

-

-

LED monitor indication

Gas pipe temperature
thermistor 2.5~4.0V DC

Room A

Room D

Room C

Room B

{

High pressure switch

Liner expansion valve(LEV)
12V DC pulse wave

Outdoor fan Me 12V DC

R.V. coil
12V DC

Outdoor fan Lo 12V DC

Outdoor fan ON 12V DC

{

Serial signal Room A
5~10V DC

{

Serial signal Room B

5~10V DC

{

Serial signal Room D 5~10V DC

{

Serial signal Room C 5~10V DC

{

Relay 12V DC

Temperature(

;

)

Discharge temperature thermistor

Resistance (k

)

OB254-2.qxp 03.1.16 4:37 PM Page 34