GXH-3011A Portable Infrared CO Analyzer

1、 Overview

This instrument complies with the national standards of GB/T18204.23-2000 "Method for the determination of carbon monoxide in the air of public places" and GB/T9801-88 "Determination of carbon monoxide in air quality - Non dispersive infrared method"; Comply with the national metrological verification regulations of JJG635-1999 "Infrared Gas Analyzer for Carbon Monoxide and Carbon Dioxide".

The main technical indicators of this instrument meet the technical requirements of national second-class instruments and can obtain a second-class calibration certificate from the Chinese Academy of Metrology.

This instrument has a built-in zero adjustment filter, a six way valve for switching zero adjustment and measurement, and is easy and flexible to operate.

2、 Main technical indicators

·Measurement principle: Non dispersive infrared gas analysis method/Non dispersive infrared method (NDIR)

·Sampling method: built-in pump suction

·Measurement range:0~50.0×10^-6Or 0~200.0×10^-6

·Resolution:0.1×10^-6

·Linearity: ≤± 2% F · S

·Repeatability: ≤ 1% F · S

·Zero drift: ≤± 2% F · S/4h

·Span drift: ≤±2% F·S/4h

·Start time:≤30min

·Response time:≤30S

·Extraction flow rate: ≤ 1.5L/min

·Standard configuration: host, sampler, strap, rechargeable battery, charger, small screwdriver, technical documents, aluminum alloy box

·Power supply: AC/DC dual-use,220VAC or internal battery

·Dimensions: 245mm × 190mm × 85mm

·Weight: ≤ 3kg