Electrochemical VOC sensor
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Price
Price on request ≥1piece
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Model Number
VOC-A4 -
Data Sheet
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Package
Original packaging -
Specs
VOC-A4 -
Quantity
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Product Description
VOC-A4 Electrochemical VOC sensor Schematic Diagram
VOC-A4 Electrochemical VOC sensor SPECIFICATION CO SENSING
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PERFORMANCE |
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Sensitivity |
nA/ppm in 2ppm CO |
230 to 410 |
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Response time |
t90 (s) from zero to 2ppm CO |
< 30 |
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Zero current |
nA in zero air at 20℃ |
± 200 |
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Noise* |
±2 standard deviations (ppb equivalent) |
20 |
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Range |
ppm limit of performance warranty |
190 |
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Linearity |
ppm CO error at full scale, linear at zero, 10ppm CO |
± 1.5 |
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Overgas limit |
maximum ppm for stable response to gas pulse |
1000 |
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LIFETIME |
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Zero drift |
ppb equivalent change/year in lab air |
±500 |
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Sensitivity drift |
% change/year in lab air, monthly test |
< 15 |
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Operating life |
months until 50% original signal (24 month warranted) |
> 36 |
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ENVIRONMENTAL |
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Sensitivity @ -20℃(% output @ -20°C/output @ 20℃) @ 2ppm CO |
50 to 80 |
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Sensitivity @ 50℃(% output @ 50°C/output @ 20℃) @ 2ppm CO |
100 to 120 |
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Zero @ -20℃ |
nA change from 20℃ |
± 20 |
|
Zero @ 50℃ |
nA change from 20℃ |
± 100 |