GXH-3010/3011AE Portable Infrared CO/CO2analyzer
1、 Overview
This instrument complies with the national standards of GB/T18204.2-2014 "Methods for hygiene inspection in public places - Part 2: Chemical pollutants", GBZ/T300.37-2017 "Determination of toxic substances in workplace air - Part 37: Carbon monoxide and carbon dioxide", and GB/T9801-1988 "Determination of carbon monoxide in air quality - Non dispersive infrared method".
This instrument complies with the national metrological verification regulations of JJG635-2011 "Infrared Gas Analyzer for Carbon Monoxide and Carbon Dioxide", and its main technical indicators meet the technical requirements of national secondary instruments. It can obtain a verification certificate from the Chinese Academy of Metrology (verification conclusion: qualified, this instrument meets the secondary technical requirements).
This instrument has a built-in zero adjustment filter and a six way valve for switching between zero adjustment and measurement, making it easy and flexible to operate.
This instrument can customize the measurement range.
2、 Main technical indicators
Measurement principle: Non dispersive infrared analysis method/Non dispersive infrared method (NDIR)
Sampling method: built-in pump suction
Measurement range: 0~50.0 × 10-6CO，0~0.500%CO2Or 0~200.0 × 10-6CO，0~1.000%CO2
Resolution: 0.1 × 10-6CO；0.001% CO2
Repeatability: ≤ 1% full scale
Zero drift: ≤± 2% at full scale/h
Span drift: ≤± 2% full scale/3h
Linear deviation: ≤± 2% at full scale
Temperature additional error: (between 10 ℃ and 45 ℃) ≤± 2% at full scale/10 ℃
Carbon monoxide interference: 1250mg/m3CO≤±0.3% 满刻度
Preheating time: ≤ 30 minutes
Response time: CO: t0～t90≤45S； CO2：t0～t90≤15S
Flow range: (0.5-1.2) L/min
Standard configuration: host, sampler, battery, charger, technical documents, portable case
Power supply: AC/DC dual-use, 220AVC (± 10%) or built-in rechargeable battery
Dimensions: 260 × 210 × 90 (mm)
Weight: ≤ 3.5kg