| เครื่องวัดกระแสน้ำ | No | 95183 | ||||||||
| เครื่องวัดกระแสน้ำ | By | cable way | lbs | |||||||
| ยี่ห้อ | A-OTT | |||||||||
| Model | C 31 "10.001" | |||||||||
| Test certificate by | A-OTT | year1966 | ||||||||
| 1 | Propeller | No | 1 - 97136 | if n | < | 0.55 | v = | 0.2393n | +0.018 | m/s |
| 0.25 m | if n | > | 5.29 | v = | 0.2574n | +0.008 | m/s | |||
| if n | > | 5.29 | v = | 0.2608n | +0.010 | m/s | ||||
| เครื่องวัดกระแสน้ำ | By | rod | ||||||||
| ยี่ห้อ | A-OTT | |||||||||
| Model | C 31 "10.001" | |||||||||
| Test certificate by | A-OTT | |||||||||
| 1 | Propeller | No | 1 - 97136 | if n | < | 0.72 | v = | 0.2475n | +0.016 | m/s |
| 0.25 m | if n | > | 0.72 | v = | 0.2600n | +0.007 | m/s | |||