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| 型号： | HS1101LF |
| 厂商： | Measurement Specialties Inc/MEAS France |
| 文件页数： | 2/6页 |
| 文件大小： | 0K |
| 描述： | SENSOR RH CAPACITIVE SIDE OPEN |
| 产品目录绘图： | HS1101LF Side |
| 标准包装： | 48 |
| 传感器类型： | 电容性 |
| 湿度范围： | 1 ~ 99% 相对湿度 |
| 工作温度： | -40°C ~ 140°C |
| 灵敏度： | 0.31pF/%RH |
| 精确度： | ±2% @ 10 ~ 90% RH @25°C |
| 响应时间： | 3s（33 ~ 80% RH） |
| 输出： | 电容 |
| 电源电压： | 10V |
| 电容： | 180pF @ 55% RH |
| 产品目录页面： | 2819 (CN2011-ZH PDF) |
HS1101LF – Relative Humidity Sensor
ELECTRICAL CHARACTERISTICS OF HUMIDITY SENSOR
(Ta=25°C, measurement frequency @10kHz / 1V unless otherwise noted)
Characteristics
Humidity Measuring Range
Supply Voltage
Symbol
RH
Vs
Min
1
Typ
Max
99
10
Unit
%RH
V
Nominal capacitance @55%RH
(1)
C
177
180
183
pF
Temperature coefficient
Average Sensitivity from 33% to 75%RH
Leakage Current (Vcc=5V)
Recovery time after 150 hours of condensation
Humidity Hysteresis
Long term stability
T cc
? C/%RH
I
tr
T
-0.01
0.31
10
+/-0.5
1
+/-1
pF/°C
pF/%RH
nA
s
%RH
%RH/yr
Time Constant (at 63% of signal, still air) 33%RH to 80%RH
Deviation to typical response curve (10% RH to 90%RH)
ta
3
+/-2
5
s
%RH
(1)
Tighter specification available on request
TYPICAL PERFORMANCE CURVES
POLYNOMIAL RESPONSE OF HS1101LF
C (pF)=C@55 %*( 3.903 10 -8 *RH 3 -8.294 10 -6 *RH 2 +2.188 10 -3 *RH+0.898)
TYPICAL RESPONSE LOOK-UP TABLE (POLYNOMIAL REFERENCE CURVE) @ 10KHZ / 1V
RH (%)
Cp (pF)
RH (%)
Cp (pF)
0
161.6
55
180
5
163.6
60
181.4
10
165.4
65
182.9
15
167.2
70
184.3
20
169.0
75
185.7
25
170.7
80
187.2
30
172.3
85
188.6
35
173.9
90
190.1
40
175.5
95
191.6
45
177.0
100
193.1
50
178.5
RH (%) = -3.4656 10 *X +1.0732 10 *X -1.0457 10 *X+3.2459 10 )
REVERSE POLYNOMIAL RESPONSE OF HS1101LF
+3 3 +4 2 +4 +3
With X=C(read) / C@55%RH
MEASUREMENT FREQUENCY INFLUENCE
In this data sheet, all capacitance measurements are done @ 10 kHz / 1Volt. However, the sensor can operate
without restriction from 5 kHz to 300 kHz.
HS1101LF HPC052_I
www.meas-spec.com
2/6
October 2012
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