| เครื่องวัดกระแสน้ำ | No | 600120 | ||||||||
| เครื่องวัดกระแสน้ำ | By | Cable way | lbs | |||||||
| ยี่ห้อ | SIAP | |||||||||
| Model | ||||||||||
| Test certificate by | SIAP | |||||||||
| 1 | Propeller | No | 1 | if n | > | 0.68 | v = | 0.2477n | +0.017 | m/s |
| n | < | 4.231 | v = | 0.2477n | +0.017 | m/s | ||||
| if n | > | 4.231 | v = | 0.2451n | +0.028 | m/s | ||||
| 2 | Propeller | No | 2 | if n | > | 0.33 | v = | 0.516n | +0.006 | m/s |
| n | < | 4.00 | v = | 0.516n | +0.006 | m/s | ||||
| if n | > | 4.00 | v = | 0.5045n | +0.052 | m/s | ||||