Witt revamps gas analyser to measure O2 and CO2 down to ppm


Gas technology manufacturer Witt has extended its PA gas analysis range into a ‘totally new dimension of gas analysis,’ revealing an updated version of its ‘PA 7.0’ analyser.

The updated device can now detect trace quantities of oxygen (O2) in gaseous media, measuring down to the parts per million (ppm) range, thanks to the integration of a highly sensitive zirconium cell.

Whilst its predecessor, the classic PA, measures in increments of 0.1% with a chemical sensor, the new zirconium version detects in the ppm range. The accuracy of its measurements is within a 5% range.

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