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NINGBO KLS IMP&EXP CO.LTD.

[Province: Zhejiang ]

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KLS6-CWF Precision NTC Thermistor

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KLS6-CWF Precision NTC Thermistor

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2. Applications:
Applicable to the temperature measurement and control of household air conditioners, car air conditioners, refrigerators, freezers, water heaters, potable water heaters, air warmers, washers, disinfection cases, washing machines, driers, medium-low temperature driers and thermotanks etc.
3.Characteristics：
·Adopting new technique,Steady product performance,Capability of long time operating.（year-excursion rate of resistance≤1‰）
·High precision of resistance and B value,Good coherence,Interchange capable.（The precision of resistance and B Value can reach±1％）
·Fast response,High delicacy.（the temperature coefficient of resistance can reach-（2～5）％/℃）
·Double packaging technics,Good quality of insulation and package,High capability of colliding and bending.
·Packing according to the condition of use capable,convenient for installation.
·Making into the high dissipation product capable,the test current can be far larger than that of the traditional structure sensors,simplify the circuitry.

4.Dimensions of all Kinds of Packing Shape（mm）
·CWF1(packed with ethoxyline resin)
　　
Characteristic:Moisture protection,Good insulation,High reliability,Littel time constant,Sensitive responses.
Application:Household air-condition,Refrigeratory and so on

Code	A	B	C	D
D	3	5	6	7
L1	5	10	15	15
L2	According to the order of the user

·CWF2(Packaged with shell of aluminium,copper,stainless steel and so on)
　　　
Characteristic:High stability in the thermal concussion,Moisture protection,Strong and secure structure,Large dissipation coefficient,The test current can be larger than that of the ethoxyline resin-package in general conditions.
Application:All kinds of refri geratory,Air-condition,Water heater,Drinking trough,Constant temperature box and so on.

Code	A	B	C	D	E	F	G
D	3	5	5	5	6	6	6
L1	20	20	25	30	20	25	30
L2	According to the order of the user

·CWF3(Packed with plastic)
Characteristic:Good coherence of formal dimensions,Good heat resistance and moisture protection,High voltage resistance.
Application:All kinds of Air-condition,refrigeratory and so on.
　　　

Code	A	B	C	D
D	2	3	4	5
L1	8	15	15	15
L2	According to the order of the user

Code	A	B
D	8	8
L1	35	50
L2	According to the order of the user

·CWF4(fixed sheet metal added)
Characteristic:Flexible formal structure,Satisfying installing demands in all kinds of conditions.
Application:Fanner control,Industrial temperature instruments and so on.

E：Others
Characteristic:Flexible formal structure,Satisfying installing demands in all kinds of conditions.
Application:Fanner control,Industrial temperature instrument and so on.

·CWF5(special packed shape)

C：Others
Characteristic:Little time constant,Fast responses,Flexible and secure in using
Application:Water heater,Electronic thermometer and so on.

5.Specification：

①NTC Temp sensor
②Dimension of the Ends of Sensor
　1-Packed with ethoxyline resin
　2-Packaged with shell of aluminium,copper,stainless steel and so on
　3-Packed with plastic
　4-Fixed sheet metal added
　5-Special packed shape
③The Rated Resistance　Example:103＝10×10³＝10000Ω=10KΩ
④The Precision Symbol of Rated Resistance
　F：±1％ G：±2％ H：±3％ J：±5％
⑤B value（25/50℃）B value is 3380K

6.Main Techno-Parameter

Part No.

Rated Resistance R₂₅

B Value
（25/50℃）

Dissi.Coef.
（mW/℃）

Themal time Constant（S）

Operating Temp.
（℃）

Range
（KΩ）

Allowable Tolerance
（％）

（K）

Allowable Tolerance
（％）

CWF□□□3100
CWF□□□3270
CWF□□□3380
CWF□□□3470
CWF□□□3600
CWF□□□3950
CWF□□□4000
CWF□□□4050
CWF□□□4150
CWF□□□4300
CWF□□□4500

0.1～20

0.2～20

0.5～50

1～100

5～100

5～200

10～250

20～1000

±1；
±2；
±3；　
±5；

3100

3270

3380

3470

3600

3950

4000

4050

4150

4300

4500

±1；

±2；

To type 1 package≥2.0

To type 2 package≥4.0

To type 1 package≤15

To type 2 package≤70

-55～+125

REMARK:
·The first pane fills with the package-style symbol and dimensions of the sensors,the second fills with rated resistance and the third fills with the precision symbol of the rated resistance.
·The corresponding error is ±1% for the precision is ±1% of the rated resistance,others is ±2%.
·Besides,our corporation can supply the products according to the demands of users.

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