TENTATIVE PRODUCT INFORMATION
FECS44-100 / -200
- for the Detection of Low Concentration Ammonia
Features:
Applications:
* High selectivity to NH3
* Small influence by H2S
* Excellent durability to NH3 exposure
* Linear output
* Long life
* Stable baseline
* Unique leak-proof structure
* Portable and fixed installation NH3 monitors
* NH3 detectors
* Ammonia leak detection in refrigerators
Figaro’s Ammonia Sensor FECS44 is a unique electrochemical-type
ammonia sensor. Its most notable features are small influence by
H2S, excellent durability to NH3 exposure, and a unique leak-proof
structure. These features make the sensor ideal for NH3 monitors and
detectors in various fields.
Sensitivity Characteristics:
Temperature Dependency:
Typical characteristics (linearity) of FECS44-100 / -200
(20˚C) are shown below.
Typical characteristics (temperature dependency) of
FECS44-100 / -200 are shown below.
140
% Sensitivity (reference 20 ℃)
10
Output signal (μA)
8
6
4
2
FECS44-100
FECS44-200
50
100
150
Gas Concentration (ppm)
100
80
60
40
FECS44-100
FECS44-200
20
0
0
120
200
0
-20
-10
0
10
20
Temperature (℃)
30
40
50
TENTATIVE PRODUCT INFORMATION
Specifications:
Dimensions:
Model Number
FECS44-100
Top view
Detection Range
0 ~ 100 ppm
0 ~ 200 ppm
Maximum Overload
200 ppm
500 ppm
Output Signal
100 ± 30 nA/ppm (*)
40 ± 12 nA/ppm (*)
Repeatability
±10% (*)
±10% (*)
Resolution
1 ppm (*)
2 ppm (*)
Baseline Range (Pure air)
< ±2 ppm (*)
< ±4 ppm (*)
Typical Response Time (t90)
60 sec (*)
90 sec (*)
Baseline Shift
(-30 ~ 50˚C)
< 3 ppm(*)
< 6 ppm(*)
< 2% /month (*)
Expected Life Time
> 2 years (*)
Operating Temperature
-30 ~ 50˚C
Operating Humidity
15 ~ 90% RH
Operating Pressure Range
1013 hPa ±10%
Recommended Load Resistor
33Ω
Bias Voltage
Not required
Position Sensitivity
None
Recommended Storage Temp.
0 ~ 20˚C
Storage Life
6 months
Cap Color
Purple
Weight
4.5g (approx.)
ø20.4 +0
- 0.3
Side view
0.6
4.3
Long Term Output Drift
ø15
Ammonia
16.5
ø1.5
R
W
C
Counter
ø18
(*) Performance data conditions: 20˚C, 50%RH and 1013 hPa.
All dimensions in mm.
All tolerance ± 0.1mm unless otherwise stated.
Cross Sensitivity Data :
Table1 shows the typical response of FECS44-100 / -200
to interference gases.
Table1 Cross Sensitivity of FECS44-100 / -200 (20˚C)
Model Number
FECS44-100
Gas
FECS44-200
Concentration Typical Ammonia Concentration Typical Ammonia
Concentration(ppm)
Concentration(ppm)
(ppm)
(ppm)
Equivalent
Equivalent
Ammonia
100
100
100
100
Hydrogen Sulfide
10
-1.5 ~ 0
10
-1.5 ~ 0
Sulphur Dioxide
10
-3
10
-2
Carbon Dioxide
5,000
0
5,000
0
Carbon Monoxide
300
0
300
0
Hydrogen
1,000
0
1,000
0
Nitrogen Dioxide
20
-1.5 ~ 0
20
0
Nitric Oxide
30
0
30
0
Ethanol
100
0
100
0
REV.02/17
Reference
ø13.5
Bottom view
Working
Detection Gas
FECS44-200
FIGARO ENGINEERING INC.
1-5-11 Senba-nishi
Mino, Osaka 562
JAPAN
Phone: (81)-72-728-2561
Fax: (81)-72-728-0467
www.figaro.co.jp
email: figaro@figaro.co.jp
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