| เครื่องวัดกระแสน้ำ | No | 95185 | ||||||||
| เครื่องวัดกระแสน้ำ | By | cable way | lbs | |||||||
| ยี่ห้อ | A-OTT | |||||||||
| Model | C 31 "10.001" | |||||||||
| Test certificate by | A-OTT | year1966 | ||||||||
| 1 | Propeller | No | 1 - 97138 | if n | < | 0.59 | v = | 0.2468n | +0.013 | m/s |
| 0.25 m | if n | > | 4.00 | v = | 0.2569n | +0.007 | m/s | |||
| if n | > | 4.00 | v = | 0.2604n | +0.007 | m/s | ||||
| เครื่องวัดกระแสน้ำ | By | rod | ||||||||
| ยี่ห้อ | A-OTT | |||||||||
| Model | C 31 "10.001" | |||||||||
| Test certificate by | A-OTT | |||||||||
| 1 | Propeller | No | 1 - 97138 | if n | < | 0.69 | v = | 0.2470n | +0.015 | m/s |
| 0.25 m | if n | > | 0.69 | v = | 0.2601n | +0.006 | m/s | |||