Function characteristics of LD-8C light scattering laser dust tester

JJG846-2015 "Dust Concentration Measuring Instrument"

GB/T18204.2-2014 "Methods for hygiene inspection in public places - Part 2: Chemical pollutants"

GB/T18204.5-2013 "Methods for hygiene inspection in public places - Part 5: Central air conditioning and ventilation systems"

GBZ2.1-2019 Occupational Exposure Limits for Hazardous Factors in the Workplace Part 1: Chemical Hazardous Factors

WS394-2012 "Hygiene Specification for Centralized Air Conditioning and Ventilation Systems in Public Places"

WS/T206-2001 "Determination of Inhalable Particulate Matter (PM10) in the Air of Public Places - Light Scattering Method"

LD98-1996 "Determination of Dust Concentration in Air by Light Scattering Method"

TB/T2323-92 "Determination of relative mass concentration and conversion method of mass concentration of dust in railway workplace air"

Satisfy: GB/T 34012-2017 standard for air purification devices for ventilation systems, including requirements for dust testers for purification effect testing

Product Parameters

1. Having a CPA type approval certificate for measuring instruments;

2. Repetitive error: ± 2%;

3. Measurement accuracy: ± 10%;

4. Detection sensitivity: High precision: 0.001mg/m3; Low precision: 0.01mg/m3;

5. Measurement range: 0.001-100 mg/m3; 0.01～1000 mg/m3；

6. Configure a 40mm dust filter membrane and add humidity correction function to ensure the accuracy of detection data when the humidity exceeds 70%.

7. Can replace PM10, PM5, PM2.5, PM1, TSP particle cutters;

8. 3.5-inch color LCD display, capable of directly reading dust mass concentration (mg/m3);

9. Equipped with a graphical display interface for dust concentration, users can view measurement curves in real-time on the screen;

10. Equipped with a self-cleaning system for the optical path to avoid dust pollution to the core components of the instrument. To ensure the timeliness of the self-cleaning system, a channel for replacing the self-cleaning system filter element is reserved, and users can replace it themselves;

11. It has multiple measurement modes including general measurement mode, continuous measurement mode (monitoring mode), and labor hygiene mode, making it convenient for users to choose according to their needs;

12. Measurement time: 1 second to 9999 minutes can be set arbitrarily;

13. Data storage: 5000 sets;

14. Output interface:

(1) Upper computer communication interface: RS485;

(2) Can connect to a micro printer and automatically switch between wired printing and Bluetooth wireless printing modes;

(3) USB data output;

15. Battery and endurance: Rechargeable lithium battery, continuous use for more than 6 hours;

16. Adapter: 12V/1A;