High Sensitive Capacitance Humidity Sensor

• Installation Type: Bonding
• Sensing Type: Capacitance
• Contact: Contact
• Output Signal Type: Digital Type
• Material: Sensitive Material
• Measuring Medium: Humidity
• IP Rating: No
• Certification: ISO
• Customized: Customized
• Temperature: -40 ~ 100°c
• Humidity: 5%~99% Rh
• Nominal: 180PF at 55%Rh 25ºC
• Coefficient: 0.04
• Response: <=8s
• Accuracy: +/-1%Rh
• Hystersis: +/-1.5%Rh
• Transport Package: Standard
• Specification: 19*10*10mm
• Trademark: ACURSENS
• Origin: China
• HS Code: 9025900090
• Production Capacity: 1000000/Month

Product Description

High Sensitive Capacitance Humidity Sensor

 

Product Description

Construction & Dimension:

FEATURES:
1. Full interchangeability with no calibration required in standard conditions under the full range error within ±3%RH.
2. Instantaneous desaturation after long periods in saturation phase
3. Compatible with various automatized assembly processes, including Pb free wave soldering and reflow processes,
water immersion.
4. High reliability and long-term stability
5. Suitable for linear voltage or frequency output circuitry, and easy to handle data & calculation.
6. Fast response time within 80 seconds
7. Applied for different kind of ambient humidity detection system and compatible for imported products.

 PERFORMANCE SPECS: Ta=25°C, measurement frequency @10kHz / 1Vac by LCR meter

Characteristics	Symbol	Min.	Typical	Max.	Unit
Operating Range	RH	1		99	%RH
Operating Voltage	Vs		5	10	Vac
Standard Capacitance  (@55%RH, 25ºC) Our products are classified into 6 grades	C	205	210	215	pF
		195	200	205
		185	190	195
		175	180	185
		165	170	175
		155	160	165
Temperature Coefficient	Tcc		0.04	10	pF/ºC
Average Sensitivity  (from 33%RH to 75%RH)	△C/%RH		0.32		pF/%RH
Response Time  (from 33%RH to 75%RH)	t		5		s
Recovery Time from 150 hours  of condesation	Tr		10		s
Leakage Current (Vcc=5V)	lx		1		nA
Humidity Hystersis			±1.5		%RH
Long-term Stability			0.5		%RH/yr
Accuracy			±1		%RH
Deviation to typical response curve			±2		%RH

 

Norminal Capacitance ~ 180pF @25ºC / 55%RH    

Humidity(%RH)	0	10	20	30	40	50	55	60	70	80	90	100
Capacitance(pF)	162.4	165.6	168.8	172	175.2	178.4	180	181.6	184.8	188	191.2	194.9

APPLICATOIN:
* Printer and copier of office device.
* Hygrothermograph for environment and atmosphere, agricultural industries.
* All cooling and drying devices of dehumidifier, humidifier, refrigerated cabinet.
* Refrigerator, washer, clothes dryer, microwave oven, oven and wine cooler and other appliances.
* Industrial process control, including the device for moisture of gas, humidity & dew point detection.
 

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