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Introduction:
1. Detect the concentration of floating dust in air.
2. Consisted with high performance getter device, timing-control circuit, flow regulation circuit, automatic feedback circuit and under-voltage protection circuit.
3. Feature: pulseless airflow, good load capacity, timing sampling.
4. Applicable for mine, environment production department, healthy department.
Technology parameters:
1. Sampling flow: 10~25L/min (adjustable)
2. Sampling flow error: ≤ 5%FS
3. Load capacity: ≥ 200Pa
4. Continuous working time: ≥ 100min
5. Accuracy degree of flow meter: no lower than level 2.5
6. Sampling time error: ≤ 0.1%
7. Sampling average flow velocity: 0.5~4.0m/s
8. Sampling accuracy: ≤ 10%