O2-M2

O2-M2

制造商：: Alphasense

Alphasense O2-M2 Galvanic Electrochemical Oxygen Sensor

规格

Product Introduction

The O2-M2 is an oxygen sensor designed to measure oxygen concentration in ambient air. It provides a reliable and accurate output signal proportional to the oxygen level, making it suitable for various gas detection and monitoring applications. The sensor is compact, lightweight, and designed for long-term stable performance.

Features

  • Output current: 80 to 120 µA at 20.9% O₂
  • Fast response time: less than 15 seconds (t90)
  • Low zero current: less than 2.5 µA in nitrogen
  • Excellent linearity: 0.6% deviation at 10% O₂
  • Minimal output drift: less than 1% over 3 months
  • Long operating life: greater than 24 months
  • Low humidity sensitivity: less than 0.7% change
  • Low CO sensitivity: 0.1% change per % CO
  • Low pressure sensitivity: less than 0.1% per kPa

Applications

  • Oxygen monitoring in confined spaces
  • Industrial safety and gas detection systems
  • Environmental monitoring
  • Medical and laboratory equipment
  • Combustion and process control

Specifications Table

Output at 20.9% O₂ 80 to 120 µA
Response time (t90) < 15 s
Zero current in N₂ < 2.5 µA
Linearity deviation at 10% O₂ 0.6%
Output drift over 3 months < 1%
Operating life > 24 months
Humidity sensitivity (0-95% rh) < 0.7%
CO sensitivity 0.1% per % CO
Pressure sensitivity < 0.1% per kPa
Temperature range -30 to 55 °C
Pressure range 80 to 120 kPa
Humidity range 5 to 95% rh
Storage period 6 months
Load resistor 47 to 100 Ω
Diameter 20.0 mm
Height 17.4 mm
Weight < 16 g

To learn more, please download the PDF.

规格书：