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Sensor for gas Oxygen O2, 30% vol

Sensor for gas Oxygen O2, 30% vol.

very long life time
high reliability
built-in transmitter
Technical Data

Sensor type


Measuring principle

amperometric 2-electrode-sensor

Measuring range

0-30% vol. O2

Sensitivity range

1 50-500 mV/20.8%vol.O2

Long term sensitivity drift

<15% per 3 years, <30% per 10 years

Deviation from linearity

<0.3% vol. O2 inside of range 0-30% vol. O2

Zero voltage at 20°C

<0.3% vol. O2

Response time 1 9o (s) at 20°C

<20 seconds, typical 12 seconds

Effect of temperature on sensitivity

<5% inside of range -20°C to +50°C, built-in transmitter with temperature compensation

Pressure dependence


Operating conditions

-35°C to +50°C; 0 to 98% r.H. (non-condensed)

Best storage conditions

+5°C to +20°C; 40 to 60% r.H.

Sensor life expectancy

>10 years at 20.8% vol.O2, at 20°C


30 months


height 16.5 mm, diameter 22.5 mm

Sensor transmitter output

two wires: "+mV"-red, "ground"-black

Imput impedance of user's Electronic circuit

>2 MQ, >2 MO by switch off of el. circuit

None cross sensitivity at 20°C by

Carbon monoxide <10%vol.
Carbon dioxide <30%vol.
Hydrogen <30%vol.
Mainly VOCs ~ %-range






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