Oxygen（O2）Gas Sensor - AO2

MEASUREMENT

Operating Principle

Partial Pressure Electrochemical

Measurement Range

0-100% O₂

Output*

9 - 13 mV in Air

Response Time (T₉₀)*

<5 s

Response Time (T_99.5) ^{See Note 1*}

<40s

Baseline Offset*

<20 μV

Linearity

Linear 0-100% O₂

ELECTRICAL

On Board Temperature

<2% O₂ equivalent

Compensation

variation from 0°C to 40°C

External Load Resitor

10 k? Minimum

Connector

3 Pin Molex header(MOLEX 22-29-2031)

Recommended Mating Part

Molex 3-Way Housing(MOLEX 22-01-2035)

Molex Crimp Terminals(MOLEX 08-45-0110)

MECHANICAL

Weight

40 g (nominal)

Housing Material

Red ABS

Orientation

Any

ENVIRONMENTAL

Typical Application

Vehicle Exhaust Analysis

Operating Temperature Range

-20°C to +50°C

Operating Pressure Range

0.5 - 2.0 Bar

Differential Pressure Range

0 to 500 mBar max

Operating Humidity Range

0 - 99% RH non-condensing

LIFETIME

Long Term Ouput Drift in 100% O₂

<10% signal loss/year

Expected Operating Life

360,000% O2 hours at 20°C

286,000% O2 hours at 40°C or 2 years in air at STP.

Packaging

Sealed blister