General Description

The NT-NO2 Cell is a new electrochemical gas sensor with 3 electrodes for the detection of Nitrogen Dioxide in a variety of gas detection applications. Exhibiting high performance with long-term stability, The compact (20.4mm dia) NT-NO2 sensor is designed to monitor toxic levels of Nitrogen Dioxide is a wide variety of industrial safety applications. The sensor is mechanically and electrically compatible with a wide variety of commercially available gas detection instruments

NT-NO2 Specifications

Detectable gas:

Nitrogen Dioxide, NO₂

Detection range:

0-20ppm

Maximum overload:

150ppm

Output current:

600 +/- 150nA/ppm

Reproducibility: 

+/- 2%

Output drift in air:

<2% Month

Response time (90%):

<25 secs

Temperature Drift (zero):

<+/- 1ppm (-20 to +50 deg C)

Expected lifetime:

2 years

Operating conditions

Operating temperature:

-20 to +50 deg C

Humidity range(constant)

15-90% RH

Intermittent

0-99% RH

Pressure:

0.9 - 1.1 atm

Recommended resistor:

10 Ohms

Bias voltage:

NONE

Performance Data and User Manual (pdf)

The mechanical design of the sensor gives optimum gas diffusion characteristics, and the hermetically sealed enclosure prevents costly electrolyte leakage. The sensor's low cost makes it particularly attractive for the competitive Commercial Carpark monitoring market.