| เครื่องวัดกระแสน้ำ | No | 99795 | ||||||||
| เครื่องวัดกระแสน้ำ | By | cable way | lbs | |||||||
| ยี่ห้อ | A-OTT | |||||||||
| Model | C 31 "10.001" | |||||||||
| Test certificate by | A-OTT | year1966 | ||||||||
| 1 | Propeller | No | 1 - 98247 | if n | < | 5.31 | v = | 0.2564n | +0.006 | m/s |
| 125 mm | if n | > | 5.31 | v = | 0.2596n | +0.011 | m/s | |||
| เครื่องวัดกระแสน้ำ | By | rod | ||||||||
| ยี่ห้อ | A-OTT | |||||||||
| Model | C 31 "10.001" | |||||||||
| Test certificate by | A-OTT | |||||||||
| 1 | Propeller | No | 1 - 98247 | if n | < | 1.44 | v = | 0.2504n | +0.012 | m/s |
| 125 mm | if n | > | 8.18 | v = | 0.2622n | +0.005 | m/s | |||
| > | 8.18 | v = | 0.2534n | +0.067 | m/s | |||||