CI-IN90 process trace oxygen analyzer

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1 Set/Sets (Min. Order)
Supply Ability:
100 Set/Sets per Month
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Quick Details
Place of Origin:
Shanghai, China (Mainland)
Brand Name:
Chang Ai
Model Number:
Packaging & Delivery
Packaging Details
Delivery Time
within 15 working days upon receipt of purchase order


CI-IN90 process trace oxygen analyzer
electrochemical oxygen sensor
fast response and high accuracy
long service life

CI-IN90 process trace oxygen analyzer



CI-IN90 trace oxygen analyzer adopts the electrochemical principle, can test oxygen concentration in 0-10/100/1000ppm




u  Consisted of 240×128 LCD to show the oxygen concentration and various setting data; 

u  Isolated 4-20mA DC standard digital output, 0-100mV, 0-1V or 0-10V

u  RS232 two-way communication serial interface, two-way single-pole single-throw alarm function

u  Automatic temperature compensation

u  Unique inside protective gas path,

u  Isolated 4-20mA DC standard digital output, 0-100mV, 0-1V or 0-10V.

Technical Specifications

Measure Range: 0-10/100/1000ppm

Accuracy: 0-1000ppm ±2%F.S; 0-100ppm ±3%F.S; 0-10ppm 5%F.S                     

Stability:0-1000ppm ±1%F.S; 0-100ppm ±1.5%F.S; 0-10ppm ±2.5%F.S

Response Time: 0-10ppm T90<60s at 25 °C

Repeatability: ≤1%

Sensitivity: 0.5% in the whole range

Sensor Principle:Electrochemical principle

Sample Gas Pressure:35~210KPa

Sample Gas Flow:1.2L/min

Ambient Humidity:<80%RH

Environment Temperature:0-45°C

Gas Medium:CI-IN90H  N2,H2,He,Ar and carbon dioxide gas;

             CI-IN90C  N2,H2,He,Ar,and carbon dioxide with CO2 concentration> 1000ppm

Signal Output:4-20mA DC independent(isolated)standard signal output; 0-100mV, 0-1V or 0-10V D

Contact Capacity: AC125V 0.3A, AC 110V 0.5A DC24 3A

Sensor Life: 2 years at 25°C and 1atm

Power Supply:AC85-265V,47~63Hz


Appearance Dimension: 222(W)*178.5(H)*300mm (D)



It can be used to measure oxygen concentration in the fields of air separation, gas production, semiconductor industry, reflow and wave soldering, food production, petrochemical engineering etc.

Order Knowledge


l  Measure range

l  Tested gas pressure & temperature

l  Gas composition and impurities