Model: CCZ20 Description: CCZ20 Dust Sampler 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: â?¤ 5%FS 3. Load capacity: â?¥ 200Pa 4. Continuous working time: â?¥ 100min 5. Accuracy degree of flow meter: no lower than level 2.5 6. Sampling time error: â?¤ 0.1% 7. Sampling average flow velocity: 0.5~4.0m/s 8. Sampling accuracy: â?¤ 10%