Range

Maximum Overload

Resolution

DATA 

Brand

model

0-10ppm

100ppm

20ppb

Output Signal:2.2±0.5μA/ppm；T90＜40S；Expected Operating Life24months；3-electrode electrochemical；Not required

CITY

A3OZ

0-20ppm

50ppm

Output Signal:-175to-450nA/ppm；T90＜40S；Expected Operating Life48months；3-electrode electrochemical；Not required

alphasense

NO2-B43F(NO2-B42F)

100ppm

0.1ppm

Output Signal:0.6±0.15μA/ppm；T90＜25S；Expected Operating Life24months；3-electrode electrochemical；Not required

CITY

4ND

0.02ppm

Output Signal:-400to-750nA/ppm；T90＜40S；Expected Operating Life48months；3-electrode electrochemical；Not required

alphasense

NO2-A1

250ppm

0.1ppm

Output Signal:0.6±0.15μA/ppm；T90＜30S；Expected Operating Life24months；3-electrode electrochemical；Not required

SolidsenS

4NO2-20

0.1ppm

Output Signal:0.6±0.15μA/ppm；T90＜30S；Expected Operating Life24months；3-electrode electrochemical；Not required

SolidsenS

7NO2-20

0-30ppm

200ppm

0.1ppm

Output Signal:600±150nA/ppm；T90＜30S；Expected Operating Life24months；3-electrode electrochemical；Not required

DD

4NO2

0-50ppm

50ppm

＜0.1ppm

Output Signal:200nA/ppm±40 nA/ppm；T90＜30S；Expected Operating Life24months；3-electrode electrochemical；Not required

CITY

NO2  3E 50

0-100ppm

1000ppm

0.5ppm

Output Signal:0.37±0.07μA/ppm；T90＜35S；Expected Operating Life24months；3-electrode electrochemical；Not required

CITY

3ND

0-200ppm

1000ppm

0.1ppm

Output Signal:-100～-160nA/ppm；T90＜25S；Expected Operating Life48months；3-electrode electrochemical；Not required 

alphasense

N02-AE

0-2000ppm

2500ppm

5ppm

Output Signal:0.02±0.01μA/ppm；T90＜60S；Expected Operating Life24months；3-electrode electrochemical；Not required

SolidsenS

4NO2-2000

0.05-10ppm

0.025ppm

Semiconductor

SGX

MICS-4514