Air Temperature sensor with copper head

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air temperature sensor with copper head

Item: Air Temperature sensor with copper head

Copper Head 5K;
Copper Head 10K;
Copper Head 15K;
Copper Head 20K;
Copper Head 25K;
Copper Head 50K;
They are usually used in Air Condition unit.

Place of origin: China factory sell directly , Sell to worldwide.

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Models and Details on “Air Temperature sensor with copper head”
① Resistance Parameter: R25=15K±1%,B25/50=3950±1%(Take 15K sensor as example)
②Wire: 24#2468 standing 80℃ PVC L=420MM
③Copper head(M5X25) or Epoxy head(M5X15)
 Electrical parameters:
Item Testing targetTesting conditionsMin.StandardMax.Unit
1Nominal resistance valueThermostatic 25±0.05℃9.81010.2
250℃ resistance valueThermostatic 50±0.05℃/3.5884kΩ/
3Temperature coefficient B values/391039503980K
4Heat dissipation coefficientstatic air1.5//mW/℃
5Thermal time valuestatic air//20S
6Insulation resistanceDC=500V  static air100//
7The maximum operating current///8mA
8Rated operating current//5/mA
9Rated power///50mW
10Operating temperature range-50 – +80℃
Environmental testing and reliability parameters:
ItemTesting targetTest conditions△R/R25
1Dry heat storage80±2℃ in air to stand 1000h。≤±2%
2Heat storageHumidity 95%,Temperature 40±2℃ in air to stand 1000h。≤±2%
3Cold storage-50±2℃ in air to stand 1000h。≤±2%
4Wen Chong-30±2℃,30min;+100-3℃,30min Alternately 20 times,
An interval of time <5s。
5Load durabilityDC=1mA,TA=40±2℃,Humidity 95%,time 1000h。≤±2%
6Thermal shocksample stay +80±3℃,20min,
Cooled at room temperature 20min,Alternately 20 times。
7WeldabilityWire stay 235±5℃ Tin bath immersed welding 2±0.5s,Solder coverage area on the wire ≥90%。≤±1%
8Drop TestSamples from 1mm height free drop on the board 10 times≤±1%
9Lead strength20N lead role in pulling heavy objects 10±1s≤±1%
10Room temperature driftStore 1000h at room temperature≤±1%

Result:After the above environmental test, resistance was no visible damage.

temperature sensor parameter

R25℃=15KΩ B25℃/50℃=3950

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