| 规格型号 | 稳流螺旋直径 |
流量范围（m3/h） |
计量精度 |
|
|---|---|---|---|---|
单管 |
双管 |
|||
| JYG20/JYG20s | Φ200 |
0.3-5 |
0.6-10 |
优于0.5% |
| JYG20/JYG25s | Φ250 |
0.3-8 |
1-16 |
优于0.5% |
| JYG20/JYG30s | Φ300 |
2-15 |
4-30 |
优于0.5% |
| JYG20/JYG35s | Φ350 |
4-22 |
8-45 |
优于0.5% |
| JYG20/JYG40s | Φ400 |
6-30 |
10-60 |
优于0.5% |
| JYG20/JYG45s | Φ450 |
8-45 |
16-90 |
优于0.5% |
| JYG20/JYG50s | Φ500 |
10-70 |
20-140 |
优于0.5% |