LW-9346 Air Flow Rate Measurement - Orifice, Venturi Tubes , Nozzle and Rotameter
To understand the relation of coefficient of discharge (Cd) among
Venturi tube, orifice and rotameter by providing accurateflow rate of nozzle mode and comparing their testing results.
1. Standard flow rate generator: Accuracy is <3%
2. The flow rate generator is according to AMCA 210 Fig.15 standards.
3. Flow rate range: 1.78 ~ 42.65 CFM.
4. Common chamber: 150 mm in inner diameter.
5. A blower and 4 sets of exchangeable nozzle structures produce accurate
6. Differential pressure meter: Accuracy < ±0.25%; Range: 0 ~ 127 mmAq
7. Models: Venturi tube, orifice and rotameter; 2 pcs for each
8. Power source: AC220V, 5 Amp, 50/60 Hz, single phase