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湿度传感器 CHR01-3035W

产品规格书(点击连接)

 

The specification is applicable to impedance type Humidity sensor, Model: CHR-01       
     

2、General Specification         

Part name

Humidity Sensor

Type

CHR01

Rated Voltage

1V AC50Hz  2 K Hz

Operating humidity range

20% 90% RH

Accuracy

 ±5%

Operating temperature range

The Maximum operating temperature

0℃~+85

120  *

Standard characteristics

30  (21  40.5)  KΩ  

(at 60%RH, 25)

Response time  

  12 s  (20% 90%)

Hysteresis

 1.5%RH

Humidity drift(per year)

≤±2% RH

Typical humidity response characteristic at 25

Show in Fig 2

Dimension

Show in Fig 1

** The characteristics chart of humidity registance between 0℃ and 60:Page3/5 Fig 2 and Page5/5 Tab1

 

 3.Caution in using the Humidity Sensor

(1).Please beware of using the following gas:

Solvent, Organic gas, Alcohol, Glycol,

Nox, Ammonia inorganic gas, Sox,

Anionic ionizer, Salty air. please use the LRC test equipment.

(2).Do not use it in too much wet or  condesed condition. 

(3). Do not use DC to the Humidity Sensor , please use the LRC test equipment.

(4).Use in good air condition.


Figure 1Dimensions(mm)&structure


2—Substrate (AL2O3)
3—Carbon electrode
4—Humidity sensitive material
5
Lead frame


Figure 2 Relative humidity-Resistance characteristics

The Relative humidity and Resistance characteristics of this sensor are shown in the following graph.

Figure 3 Typical characteristics  between 0℃ and 60


Tab 1  Resistance characteristics at each temperature

15

25

35

40

55

30%

518.8

352.8

256.7

241.3

137

35%

347.6

261.8

143

137

80.33

40%

277.2

166.6

93.6

81.53

50

45%

172.8

92.8

60.3

52.7

33.38

50%

96.3

60.6

41.43

34.3

22.05

55%

70.8

40.4

29.12

24.25

15.88

60%

56.2

29.5

20.8

17.71

12.17

65%

43.3

21.1

15.61

13.12

9.02

70%

31.3

15.44

11.51

10.09

6.58

75%

22.6

11.84

8.74

7.35

4.64

80%

15.8

9.13

6.52

5.46

3.38

85%

10.48

6.55

4.52

3.89

2.48

90%

7

4.6

3.15

2.65

1.807

Unit : KΩ

* All data is get by LCR meter at 1VAC/KHZ



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