Portable VK-520 Air Quality Detector – Reliable CO2 & Particle Measurement

The VK-520 Air Quality Detector is a high-performance air quality monitoring device that combines advanced laser scattering technology with laser infrared (NDIR) technology to accurately measure multiple particulate matter and carbon dioxide concentrations. This detector is widely applicable for environmental quality monitoring in industrial, agricultural, residential, and public spaces, providing accurate and reliable data support.
The VK-520 Air Quality Detector, with its excellent technical performance and portable design, is an ideal choice for environmental monitoring. Whether in industrial production environments or daily living spaces, the detector provides accurate and reliable environmental quality data, helping users better manage air quality and create healthy and comfortable living and working environments.

VK-520 Air Quality Detector

Product Introduction

The VK-520 Air Quality Detector, with its excellent technical performance and portable design, is an ideal choice for environmental monitoring. Whether in industrial production environments or daily living spaces, the detector provides accurate and reliable environmental quality data, helping users better manage air quality and create healthy and comfortable living and working environments.

Application Areas

· Industrial and Agricultural Environments: Suitable for monitoring carbon dioxide levels in factories, workshops, greenhouses, cleanrooms, etc.

· Residential and Office Spaces: Suitable for ventilation control and environmental quality monitoring in homes, villas, office buildings, meeting rooms, classrooms, etc.

· Public Places: Suitable for ventilation control and environmental quality monitoring in hotels, exhibition halls, hospitals, malls, bars, restaurants, airports, train stations, entertainment venues, cinemas, etc.

Key Features

· High-Precision Measurement: Utilizes advanced laser scattering and laser infrared (NDIR) technologies for wide measurement ranges and high accuracy.

· Multi-Channel Detection: Accurately measures particles of different sizes, covering ultrafine to larger particles.

· Broad CO2 Detection Range: Detects carbon dioxide concentrations from 370 to 10,000 PPM.

· Data Storage: Provides ample storage space for convenient data management and analysis.

· Temperature and Humidity Measurement: Simultaneously monitors environmental temperature and humidity, offering more comprehensive environmental information.

· Portable Design: Lightweight and compact, making it easy to carry and use on-site.

· Long Battery Life: Equipped with a large-capacity battery for quick charging and extended operation.

Technical Specifications

Model	VK-520
Sensor Type	Laser Scattering + Laser Infrared (NDIR)
Particle Size	0.3 μm, 0.5 μm, 1.0 μm, 2.5 μm, 5.0 μm, 10 μm
Measurement Range	0-1000 ug/m³, 370-10,000 PPM
Accuracy	±10% @ 100~500 ug/m³, ±10 ug/m³ @ 0~10 um/m³, ±3% of reading at 70 PPM
Concentration Resolution	1 ug/m³
Data Storage	999 sets
Count Efficiency	50% @ 0.3 μm, 98% @ 0.5 μm
Temperature Measurement Range	-10~+60°C (14~140°F)
Temperature Precision	±1.5°C
Temperature Resolution	0.01°C
Humidity Measurement Range	0~100% RH
Humidity Precision	±3%
Humidity Resolution	0.01%
Power Supply	3.7V Rechargeable Lithium Battery, 2200 mAh
Charging Time	2-3 hours
Net Weight	220 g
Product Dimensions	140 × 134 × 33 mm
Packaging Dimensions	200 × 170 × 50 mm
Packaging Weight	463 g