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Questions related to sensors or sensor-based systems and their applications.

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Can lamda sensor 4.9 be used without the special LSU-IC?

The LSU4.9 is a wideband sensor, and so differs from the old school narrow-band zirconia sensors that just produced a voltage. … The CJ125 IC is specially designed and made by Bosch to allow users to use the LSU sensors. And it is quite adequate for that purpose. …
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Is there a 5% range CO sensor with a response rate higher than 1Hz?

While these sensors are widely available, I am in search for the type of sensor that has the lowest response time, while being able to measure in the range of 5-10% (gas dilution is not an option for my …
Bart's user avatar
  • 1,204
1 vote

Which type of sensors to analyze polluting gas from vehicle emissions

Regarding emissions, most electrochemical sensors are inferior to NDIR sensors, and most of them get consumed by measuring. … This also happens with NDIR sensors though. Using them directly in the exhaust gives them a too concentrated sample, and they'll get contaminated with sooth very quickly. …
Bart's user avatar
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