Portable carbon dioxide analyzer

KH-3019APortable carbon dioxide analyzerOverview: This instrument complies with the national standards of GB/T18204.2-2014 "Methods for Health Inspection in Public Places Part 2: Chemical Pollutants" and GBZ/T300.37-2017 "Determination of Toxic Substances in Workplace Air Part 37: Carbon Monoxide and Carbon Dioxide"; Complies with the Ministry of Ecology and Environment standard HJ870-2017 "Determination of Carbon Dioxide in Fixed Source Waste Gas by Non Dispersive Infrared Absorption Method". This instrument complies with the national metrological verification regulations of JJG635-2011 "Infrared Gas Analyzer for Carbon Monoxide and Carbon Dioxide" in accordance with the GB/T 18883-2022 Indoor Air Quality Standard. Its main technical indicators meet the technical requirements of national secondary instruments and can obtain a verification certificate from the Chinese Academy of Metrology (verification conclusion: qualified, this instrument meets the secondary technical requirements).

KH-3019APortable carbon dioxide analyzer

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 display mg/m3; Can customize measurement range; The measurement function of customizing the average value is available. This instrument can add a one click automatic zeroing function. It has hourly mean, 8-hour mean, daily average display, and storage functions. Equipped with Bluetooth wireless printing function (optional)

KH-3019A Infrared Non dispersive Carbon Dioxide Detector

2、 Main technical specifications: Non dispersive infrared analysis method/Non dispersive infrared (NDIR) sampling method: Built in pump suction

1. Measurement range: 0~0.500% or 0~1.000%

2. Resolution: 0.001%

3. Repeatability: ≤ 1%

4. Full scale zero drift: ≤± 2%

5. Full scale/h span drift: ≤± 2%

6. Full scale/3h temperature additional error: (between 10 ℃ and 45 ℃) ≤± 2%

7. Full scale/10 ℃ carbon monoxide interference: 1250mg/m3CO ≤± 0.3%

8. Full scale preheating time: ≤ 10 minutes

9. Response time: t0~t90 ≤ 15S

10. Flow range: (0.5-1.0) L/min

11. Storage function: ≤ 10000 sets of measurement data

12. Digital interface: USB, equipped with data transfer software

13. Standard configuration: host, sampler, battery, charger, USB flash drive, connecting cable, technical files, portable case, wireless Bluetooth printer (optional)

14. Power supply: AC/DC dual-use, 220AVC (± 10%) or internal rechargeable battery. Dimensions: 235 × 160 × 145 (mm)

15. Weight: ≤ 2kg