Mitsumi electronic PLA-A36AA, PLA-A30AA, PLA-A42AA, PLA-A12AA Thermistor for lower temperature

Page 26

<Thermistor Characteristic graph>

Thermistor for

Room temperature thermistor(TH1)

<Thermistor for lower temperature>

lower temperature Pipe temperature thermistor/liquid(TH2) Condenser/evaporator temperature

thermistor(TH5)

Thermistor R0=15k' ± 3%

Fixed number of B=3480 ± 2%

 

 

 

1

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

t(:):Rt=15exp { 3480(

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

) }

 

 

273+t

 

 

 

 

 

 

 

273

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T(˚F):Rt=15exp { 3480(

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

) }

 

 

 

 

T-32

 

 

 

 

 

 

 

 

273

 

 

 

 

273+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0: (32˚F)

 

15k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10: (50˚F)

9.6k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20: (68˚F)

6.3k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25: (77˚F)

5.4k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30: (86˚F)

4.3k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40:(104˚F)

3.0k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermistor for

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

drain sensor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermistor R0=6.0k' ±5%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fixed number of B=3390 ±2%

 

 

 

 

 

 

 

 

 

 

 

 

 

t(:)Rt= 6 exp { 3390(

 

1

 

 

 

 

 

 

 

 

 

 

1

 

 

 

) }

 

 

 

 

273+t

 

 

 

 

 

 

 

273

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T(˚F):Rt=6exp { 3390(

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

) }

273+

 

T-32

273

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0: (32˚F)

6.0k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10: (50˚F)

3.9k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20: (68˚F)

2.6k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25: (77˚F)

2.2k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30: (86˚F)

1.8k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40:(104˚F)

1.3k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

60:(140˚F)

0.6k'

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50

 

40

(k")

30

Resistance

20

 

10

 

0

 

-20

-10

0

10

20

30 40 50

:

 

-4

-14

32

50

68

86 104 122

°F

 

 

 

 

 

Temperature

 

 

10

 

< Thermistor for drain sensor >

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(k")

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Resistance

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

-20

0

20

40

60

80

:

-4

32

68

104

140

176

°F

Temperature

26

Image 26
Contents Contents Revised EDITION-BReference Manual Technical Data BookTechnical Changes PLA-A12AA PLA-A18AA PLA-A24AA PLA-A30AA PLA-A36AA PLA-A42AASafety Precaution Always Observe for SafetyAdditional refrigerant charge Part Names and Functions Indoor UnitDisplay Section Wireless remote controller PLA-A24AA/ PLA-A24AA1Single phase,60Hz, 208/230V SpecificationsService Ref PLA-A42AA/ PLA-A42AA1Single phase,60Hz, 208/230V PLA-A30AA/ PLA-A30AA1Single phase,60Hz, 208/230VPLA-A36AA/ PLA-A36AA1Single phase,60Hz, 208/230V PLA-A12AA1 Noise Criterion CurvesPLA-A12AA PLA-A36AAOutlines and Dimensions Unit inchmmWiring Diagram Please set the voltage usingRefrigerant System Diagram Heat exchangerTroubleshooting TroubleshootingMALFUNCTION-DIAGNOSIS Method by Remote Controller Case of trouble during operationOutput pattern B Only A-CONTROL Please Wait SELF-DIAGNOSIS Action Table Working Pipe temperatureCause Countermeasure Freezing/overheating protection is ErrorE0/signal receiving errorE4 Cause Countermeasure Pipe temperature thermistorRemote controller transmission ErrorE3/signal receiving errorE5Remote controller control board Error Signal receiving errorError Transmitting error Indoor controller boardIs off Troubleshooting by Inferior PhenomenaPhenomena Cause Countermeasure Ply system3Upward/downward vane 4Receiver for wireless remoteIs blinking Performance failureEmergency Operation Fan motor MF Thermistor for lower temperature Test Point Diagram Indoor controller board Functions of DIP Switch and Jumper Wire SW2Disassembly Procedure Operating Procedure Photos & IllustrationsRemoving the fan motor Removing the drain pump and drain sensor Wiring Recom QtyPLA-A·AA Functional and Structural Parts PLA-A36AA98 PLA-A42AA 12, 18, 24 Symbol Qty MendedFunctional and Structural Parts PLA-A36AA PLA-A42AA 556RoHS Parts List 30/36/42AA1Functional and Structural Parts WiringSymbol Qty PLA-A18AA1 PLA-A24AA1PLA-A30AA1PLA-A36AA198 RoHS Parts No Parts Name Functional and Structural Parts PLA-A36AA1 PLA-A42AA1 RemarksPage Made in Japan

PLA-A30AA, PLA-A42AA, PLA-A18AA, PLA-A12AA, PLA-A24AA specifications

Mitsumi Electric, a leading manufacturer in the electronic components industry, offers a diverse range of products tailored to meet various application needs. Among the offerings are the PLA series devices: PLA-A36AA, PLA-A24AA, PLA-A12AA, PLA-A18AA, and PLA-A42AA. These components are renowned for their cutting-edge features, robust technologies, and versatile characteristics, making them essential in modern electronics.

The PLA-A36AA is recognized for its high-speed operation and low power consumption, ideal for applications needing efficient energy usage. It features an advanced thermal management system to ensure optimal performance even in high-temperature environments. The integrated circuitry minimizes noise interference, providing clearer signal processing essential for audio and communication devices.

Moving on to the PLA-A24AA, this model stands out due to its compact design and reliability. It is particularly suited for space-constrained applications without compromising performance. The PLA-A24AA employs surface-mount technology, making it easier to integrate into various electronic assemblies. Its enhanced durability against mechanical stress and environmental conditions ensures longevity and stable operation.

The PLA-A12AA is engineered for versatile applications, offering flexibility in various settings, from consumer electronics to industrial machinery. With its user-friendly interface and programmable features, it allows for extensive customization, catering to specific user requirements. Additionally, its energy-efficient design contributes to sustainable practices in electronics manufacturing.

The PLA-A18AA is celebrated for its high-frequency performance, making it a popular choice for telecommunications and data transmission applications. This model incorporates advanced filtering technologies to facilitate reliable signal processing, an essential feature in today's high-speed internet and communication networks.

Finally, the PLA-A42AA combines robust construction with high-performance metrics, designed for heavy-duty applications in automotive and industrial environments. Its resistance to extreme conditions, including temperature fluctuations and vibrations, ensures that it performs reliably under demanding circumstances.

Through a commitment to innovation and quality, Mitsumi Electric’s PLA series exemplifies state-of-the-art technology in electronic components, catering to a broad spectrum of industry needs while promoting efficiency and reliability. These models reflect the evolution of electronic design, adapting to the fast-paced demands of modern technology, making them invaluable assets in any tech-focused endeavor.