characteristic:

1. With super strong load capacity, the flow rate is greater than 0.6L/min under negative pressure of 10000Pa, and the maximum negative pressure can reach 20000Pa;
2. By adopting innovative constant current control technology, the displayed flow rate is truly the actual flow rate;

3. Adopting innovative constant current control technology to ensure that the instrument always operates at the set flow rate value during the sampling time;

4. The flow regulation adopts the method of adjusting the motor speed to ensure accurate flow and low power consumption;

5. Using lithium batteries, with large capacity, long lifespan, light weight, and good continuous discharge effect;

6. The flow rate is set to 0.4-0.6L/min, specifically for indoor environment detection GB50325 (2010 version);

Constant current sampler - specifically designed for indoor environment detection

- Dedicated to GB50325 (2010 version)

Technical indicators:

QC-6H type dual gas path constant currentatmospheresampler

1. Sampling flow rate 0.4~0.6 L/min

2. Load capacity: Flow rate greater than 0.6L/min at 10000Pa

3. Traffic stability ≤ 5%

4. Flow error ≤± 5% (within 6000Pa negative pressure)

5. Timing range 1~99min, error<0.1%

6. Working power supply AC 220V 50Hz

7.4V DC lithium-ion rechargeable battery pack

7. Continuous working time ≥ 6 hours

8. Working temperature -10~45 ℃

9. Dimensions 210 × 125 × 80 mm

10. Weight (including battery) 1470g