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SO2-B4 Sulfur Dioxide Sensor SO2 Sensor 4-Electrode

    • Application: other
    • Market Type:After Market 
    • FOB Price: Inquiry For It?
    • Payment Terms: T/T
    • Minimum Order: 1PCS

Quick Details

  • Place of Origin:

    United Kingdom

  • Delivery Time:

    5~7 Work Days

  • Delivery Port:

    HK

  • Max. Production Capacity:

    3000 Pcs/Month

  • OE Experience:

    No

Product Name:SO2-B4 Sulfur Dioxide Sensor SO2 Sensor 4-Electrode

SO2-B4 Sulfur Dioxide Sensor SO2 Sensor 4-Electrode

Application

other

Product Description:

SO2-B4 Sulfur Dioxide Sensor 4-Electrode

 

PERFORMANCE  
Sensitivity         nA/ppm at 2ppm SO2                                    275 to 475
Response time t90 (s) from zero to 2ppm SO2                                 < 30
Zero current     nA in zero air at 20                                          -80 to +80
Noise*              ±2 standard deviations (ppb equivalent)                       5
Range              ppm limit of performance warranty                            100
Linearity           ppb error at 100ppm SO2 , linear at zero and 10ppm SO2 0 to -2
Overgas limit  maximum ppm for stable response to gas pulse        200
* Tested with Alphasense ISB low noise circuit

 

LIFETIME 
Zero drift          ppb equivalent change/year in lab air                          < ±20
Sensitivity drift  % change/year in lab air, monthly test                         < ±15
Operating life   months until 50% original signal  (24 month warranted) > 36

 

ENVIRONMENTAL  
Sensitivity @ -20 (% output @ -20/output @ 20) @ 2ppm SO2    70 to 82
Sensitivity @ 50  (% output @ 50/output @ 20) @ 2ppm SO2    95 to 110
Zero @ -20         nA change from 20                                             0 to -10
Zero @ 50          nA change from 20                                             10 to 30

 

CROSS SENSITIVITY
Filter capacity   ppm·hrs 450
H2S                   sensitivity % measured gas @ 5ppm H2S                     < 2
NO2                  sensitivity % measured gas @ 5ppm NO2                < -160
Cl2                    sensitivity % measured gas @ 5ppm Cl2                   < -40
NO                    sensitivity % measured gas @ 5ppm NO                     < -2
CO                    sensitivity % measured gas @ 5ppm CO                      < 2
H2                     sensitivity % measured gas @ 100ppm H2                < 0.5
C2H4                sensitivity % measured gas @ 100ppm C2H4               < 1
NH3                  sensitivity % measured gas @ 20ppm NH3                 < 0.1
CO2                 sensitivity % measured gas @ 5% CO2                      < 0.1

 

KEY SPECIFICATIONS
Temperature range  'C                                                             -30 to 50
Pressure range       kPa                                                           80 to 120
Humidity range        % rh continuous (see note below)              15 to 90
Storage period        months @ 3 to 20°C (stored in sealed pot)           6
Load Resistor         (ISB circuit is recommended)                    33 to 100
Weight                    g                                                                      < 13

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Supplier Details

Shenzhen Isweek Ltd

Market Type: After Market 
Business Type: Distributor/Wholesaler
Main Product: Gas Sensor, Pressure Sensor, Humidity Sensor... etc

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