A-O2 oxygen sensor of high quality is A kind of sensor which uses electrochemical principle to measure oxygen concentration. It adopts molding main body design and has the characteristics of fast response and long service life. For A-O2 oxygen sensor, the structure and temperature compensation process is optimized to provide superior quality and more attractive cost performance.
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A-O2 oxygen sensor is designed to be used in all kinds of oxygen test related instruments, such as: vehicle exhaust test instrument, waste gas environmental protection test instrument and oxygen index test instrument, the use is limited to system monitoring. The data provided in this document is measured at 20°C, 50% RH, and 1013 mBar and is valid for 3 months from the date of sensor manufacture. Strictly follow the instructions for operating the oxygen analyzer and replacing the oxygen sensor.
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Measurement index |
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Working principle |
Partial pressure electrochemistry |
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Output voltage |
9-13mV (in the air) |
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Measuring range |
0-100%Vol.O2 |
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Response time (T90) |
<5s |
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Response time (T99.5) |
< 40s |
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Baseline drift |
< 20 μV |
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Linearity |
Full scale linearity |
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Electrical performance |
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Temperature compensation |
< 2%O2 equivalent (0-40 ℃) |
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Load resistance |
≥ 10 kΩ |
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Interface |
Molex 3 pin connector |
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Supporting parts |
Molex three-way housing Molex crimp terminal |
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Mechanical parameter |
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Shell material |
Red ABS |
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Weight |
About 40g |
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Orientation |
Arbitrary |
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Environmental factor |
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Operating temperature range |
0 -+50℃ |
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Working pressure range |
0.5 - 2.0 Bar |
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Differential pressure range |
0 - 500 mBar |
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Operating humidity range |
0-99% RH (no condensation) |
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Other indicators |
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Long-term drift in 100% O2 environment |
Every year < 10% signal attenuation |
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Expected service life |
3.6 × 105 % O2 hours (20 ℃) 2.86 × 105 % O2 hours (40 ℃) Standard temperature, pressure air atmosphere for 2 years |
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Packing |
Sealed bubble cap |
A-O2 O2 sensor
TEL：18995278133ADD：Block A, Yinchuan Zhongguancun Innovation Center, Xingzhou Street, Xixia District, Yinchuan, Ningxia
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