| เครื่องวัดกระแสน้ำ | No | 16100 | |||||||||
| เครื่องวัดกระแสน้ำ | by | cable way | lbs | ||||||||
| ยี่ห้อ | A-OTT | ||||||||||
| Model | ARK | ||||||||||
| Test certificate by | A-OTT | ||||||||||
| 1 | Propeller | No | 1 | if n | < | 1.16 | v = | 0.2456n | +0.023 | m/s | |
| dia | 125 mm | if n | > | 1.16 | v = | 0.2620n | +0.004 | m/s | |||
| 2 | Propeller | No | A | if n | < | 1.17 | v = | 0.2459n | +0.024 | m/s | |
| dia | 125 mm | if n | > | 1.17 | v = | 0.2630n | +0.004 | m/s | |||
| เครื่องวัดกระแสน้ำ | by | rod | |||||||||
| ยี่ห้อ | A-OTT | ||||||||||
| Model | ARK | ||||||||||
| Test certificate by | A-OTT | ||||||||||
| 1 | Propeller | No | 1 | if n | < | 0.69 | v = | 0.2421n | +0.017 | m/s | |
| dia | 125 mm | if n | > | 0.69 | v = | 0.2610n | +0.004 | m/s | |||
| < | 0.69 | v = | 0.2610n | +0.004 | m/s | ||||||
| 2 | Propeller | No | A | if n | < | 1.11 | v = | 0.2449n | +0.024 | m/s | |
| dia | 125 mm | if n | > | 1.11 | v = | 0.2620n | +0.005 | m/s | |||
| > | 1.11 | v = | 0.2620n | +0.005 | m/s | ||||||