YJJ 7E4-NO2-5 057-0400-200 Four-Electrode Electrochemical Gas Sensor Is Used For Detection Of NO2 Concentration

Product Description:

7E4-NO2-5 057-0400-200 Four-Electrode Electrochemical Gas Sensor Is Used For Detection Of NO2 Concentration

Features:

Product Description

This product is used to measure the concentration of nitrogen dioxide gas. It adopts a four-electrode structure design and utilizes a compensation algorithm to enhance the accuracy of low-concentration gas measurement. This product complies with the performance requirements stipulated in the 2021 edition of the new CCEP national standard.

Performance parameters

The range is 0 to 5 ppm

Maximum load: 20 ppm

Sensitivity (20℃) : -0.50 ± 0.15 μA/ppm

The response time (T90) is ≤ 60 seconds

Baseline (20℃) < ±70 nA

Baseline drift (-40℃ to 50℃) < 50 ppb (after compensation with auxiliary electrodes)

Resolution: 10 ppb

Linearity Linear

Bias voltage: 0 mV

Working environment

Temperature range: -40℃ to 55℃

The pressure range is 1 ± 0.1 standard atmosphere

Humidity range: 15% to 90%RH (no condensation)

Lifespan

Long-term stability is less than 10% of the signal value per year

Storage temperature: 10℃ to 30℃

Service life: 3 years (in the air)

Storage time: 6 months (in dedicated packaging boxes)

The warranty period is 24 months

Intrinsically safe data

The maximum current is less than 0.2 mA at 20ppm of nitrogen dioxide

The maximum open-circuit voltage is 1.3V

The maximum short-circuit current is less than 1.0 A

Physical properties

Shell material: ABS

Weight: 8 grams

RoHS compliance

Specifications: