Range

Maximum Overload

Resolution

DATA 

Brand

model

0-30ppm

30ppm

＜0.7ppm

Output Signal:140nA/ppm±60nA/ppm；T90＜60S；Expected Operating Life>24months；3-electrode electrochemical；Bias Voltage200mV

CITY

HCL 3E 30

0-50ppm

100ppm

0.5ppm

Output Signal:0.75±0.25μA/ppm；T90＜120S；Expected Operating Life>24months;3-electrode electrochemical；Bias Voltage300mV

CITY

7HL/3HL

1ppm

Output Signal:0.3±0.1μA/ppm；T90＜70S；Expected Operating Life24months；3-electrode electrochemical； Bias Voltage200mV

SolidsenS

4HCl/7HCL

0-100ppm

200ppm

1ppm

Output Signal:80to130nA/ppm；T90＜300S；Expected Operating Life24months；3-electrode electrochemical；

alphasense

HCL-A1

0.1ppm

Output Signal:150to250nA/ppm;T90＜200S；Expected Operating Life24months;3-electrode electrochemical；

alphasense

HCL-B2