| เครื่องวัดกระแสน้ำ | No | 11120 | ||||||||
| เครื่องวัดกระแสน้ำ | By | Cable way | 12 | Kg | ||||||
| ยี่ห้อ | A-OTT | |||||||||
| Model | V "ARK" | |||||||||
| Test certificate by | A-OTT | year1966 | ||||||||
| 1 | Propeller | No | 1 | if n | < | 0.68 | v = | 0.2120n | +0.043 | m/s |
| if n | > | 0.68 | v = | 0.2460n | +0.020 | m/s | ||||
| n | < | 3.60 | v = | 0.2460n | +0.020 | m/s | ||||
| if n | > | 3.60 | v = | 0.2510n | +0.002 | m/s | ||||