TECHNICAL
2
DATA
T
YPICAL RESPONSE IN HUMIDITY
•
Polynomial response of HTS2030SMD:
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)
195
190
185
180
175
170
165
160
0
10
20
30
40
50
%RH
0
161.6
5
163.6
10
165.4
15
167.2
20
169.0
25
170.7
30
172.3
35
173.9
40
175.5
45
177.0
50
178.5
55
180
60
181.4
65
182.9
70
184.3
75
185.7
80
187.2
85
188.6
90
190.1
95
191.6
100
193.1
Capacitance (pF)
60
70
80
90
100
•
Reversed Polynomial response of HTS2030SMD:
RH (%) = -3.4656 10
+3
*X
3
+1.0732 10
+4
*X
2
-1.0457 10
+4
*X+3.2459 10
+3
With X=C(read) / C@55%RH
C
HARACTERISTICS
Temperature sensor
Characteristics
Nominal resistance @ 25°C
Beta value : B25/100
Temperature measuring range
Nominal Resistance Toleranceat 25°C
B value tolerance
Response Time
Symbol
B
Ta
Rn
B
τ
Min.
3600
-60
2
3
10
Typ
10
3730
Max.
3800
140
3
°C
%
%
s
Unit.
kΩ
T
YPICAL TEMPERATURE OUTPUT
HUMIREL HPC055 Rev0 June 2004
HTS2030SMD
HUMIREL [ Humirel ]
