Sensor Type

Easy S1
Hydrogen 20000
H2-20000-ES1
www.ecsense.de
Preliminary Datasheet Rev 2015-06-30
H2-20000-ES1 Hydrogen Polymer Sensor
Technical Specification
Sensitivity
Zero current
Response time
T50
T90
Range
Lower Detectable Limit (LDL)
Maximum Overload
Linearity
Temperature Range
Humidity Range
Pressure Range
6.0±5.0
±100
< 10
< 30
20000
10
40000
nA/ppm
nA
s
s
ppm
ppm
ppm
-20°C to +50°C
10% to 95% rH non-condensing
Warm-up Time (typical)
Long Term Sensitivity Drift
Zero Drift
Expected Life Time
60
<1
s
%/month
>5
Years
All dimensions in mm.
All tolerances are 0.10 mm unless otherwise
stated.
Gas
Cross-sensitivity
Ammonia
Carbon Dioxide
Carbon Monoxide
Chlorine
Hydrocarbons unsaturated
Hydrogen
Isopropanol
Nitric Oxide
Nitrogen Dioxide
Ozone
Sulphur Dioxide
Datasheet H2 20000 ES1_Rev_20150630
Formula
Test concentration
Reading
NH3
CO2
CO
Cl2
H2
C3H7OH
NO
NO2
O3
SO2
20 ppm
5000 ppm
50 ppm
1.0 ppm
1%
100 ppm
1000 ppm
25 ppm
10 ppm
0.5 ppm
20 ppm
No cross-sensitivity expected
No cross-sensitivity expected
n.a.
n.a.
n.a.
n.a.
n.a.
n.a.
n.a.
n.a.
n.a.
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