SN-QDCY732 vacuum box airbag sampler

SN-QDCY732 vacuum box airbag sampler

1、 Product Introduction

The SN-QDCY732 vacuum box airbag sampler can be used for passive sampling to collect gases such as volatile organic compounds, volatile halogenated hydrocarbons, total hydrocarbons in ambient air, methane and non methane total hydrocarbons, and odors from fixed pollution source exhaust gases. Suitable for collecting various gas samples in departments such as environmental protection, health, labor, security, military, scientific research, and education.

2、 Applicable standards

HJ 732-2025 Sampling Bag Method for Volatile Organic Compounds in Fixed Pollution Source Exhaust Gas

GB 37822-2019 "Unorganized Emission Control Standards for Volatile Organic Compounds"

HJ/T 55-2000 "Technical Guidelines for Monitoring Unorganized Emissions of Air Pollutants"

HJ 194-2017 Technical Specification for Manual Monitoring of Environmental Air Quality

HJ 38-2017 "Determination of Total Hydrocarbons, Methane and Non Methane Total Hydrocarbons in Waste Gas from Fixed Pollution Sources by Gas Chromatography Method"

HJ 604-2017 "Determination of Total Hydrocarbons, Methane and Non Methane Total Hydrocarbons in Environmental Air - Direct Injection Gas Chromatography Method"

3、 Product Features

1. Dual pump mode, capable of fast cleaning, stable sampling at low flow rates, and fast sampling at high flow rates;

2. Automatic cleaning, no need to plug or unplug the airbag, can complete the entire process of replacing and sampling residual gas inside the airbag;

3. The device is equipped with a high-performance lithium battery, which has a long battery life and meets the sampling needs in scenarios without external power supply;

4. Automatically store sampling records with timestamps, allowing users to query and browse historical measurement data on the device at any time;

5. USB data export, OTA upgrade function;

6. Equipped with Bluetooth module to achieve on-site wireless printing of sampled data;

7. Support three sampling modes: timed sampling, fixed flow sampling, and large pump sampling;

8. After the sampling is completed, the vacuum box will automatically release pressure, making it convenient to open the lid;

9. Built in GPS positioning module and network timing function, real-time saving of operation logs;

10. 4.3-inch touch screen display, human-machine interactive UI design, more convenient to use;

11. The sampling pipeline is fully heated and equipped with a condensing device;

12. One machine is versatile and can be used for passive sampling of ambient air as well as for passive sampling of volatile organic compounds in exhaust gases from fixed pollution sources.

4、 Technical parameters