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Compact Sulfur Dioxide Gas Sensor (SO2 Sensor) - SO2/C-100

? Nominal Range: 0 - 100 ppm
? Maximum Overload: 500 ppm
? Expected Operation Life: 2 years in air
? Output Signal: 370 ± 70 nA/ppm
? Resolution: 0.5 ppm
? Temperature Range: -20°C to 45°C
? T90 Response Time: < 20 sec
? Relative Humidity Range: 15 % to 90 % R.H. non-condensing
? Repeatability: < 2 % of signal

Model Number: SO2/C-100
Data Sheet:

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Product Specification

Compact Gas Sensors
Highest reliability and maximum performance in a compact housing. Suitable in most of all applications.

Features
Air vent on the back
O-ring on the front

Dimensions
Conforms to 7-Series
Diameter: 32 mm
Height: 17 mm
Pin diameter: 1.0 mm

SO2/C-100 Sulfur Dioxide Sensor (SO2 Sensor) Applications
Safety and Environmental Control

SO2/C-100 Sulfur Dioxide Sensor (SO2 Sensor) Performance Characteristics

Nominal Range	0 - 100 ppm
Maximum Overload	500 ppm
Expected Operation Life	2 years in air
Output Signal	370 ± 70 nA/ppm
Resolution	0.5 ppm
Temperature Range	-20°C to 45°C
Pressure Range	Atmospheric ± 10%
Pressure Coefficient	No data
T90 Response Time	< 20 sec
Relative Humidity Range	15 % to 90 % R.H. non-condensing
Typical Baseline Range (pure air, 20°C)	< 0.4 ppm
Maximum Zero Shift (+20°C to +40°C)	N.D.
Long Term Output Drift	< 2% signal loss/month
Recommended Load Resistor	10 Ohm
Bias Voltage	Not required
Repeatability	< 2 % of signal
Output Linearity	Linear

SO2/C-100 Sulfur Dioxide Sensor (SO2 Sensor) Physical Characteristics

Weight	~ 13g
Position Sensitivity	None
Storage Life	Six months in container
Recommended Storage Temperature	5°C - 20°C
Warranty Period	12 months from date of dispatch

SO2/C-100 Sulfur Dioxide Sensor (SO2 Sensor) Cross Sensitivity Data

Interfering Gas	Concentration	Reading
CO	100 ppm	< 1 ppm
H2S	34 ppm	~ 30 ppm
NO	100 ppm	0 ppm
NO2	100 ppm	~ -125 ppm
H2	100 ppm	< 1 ppm
Ethylene	100 ppm	0 ppm