HGVF Vortex Flow Meter
Application: used for volumetric flow measurement of gas or liquid and mass flow measurement of steam
Advantages: fast delivery, fair price, sample acceptable, OEM acceptable
Product Description
Technical data
-
- Can serve Liquid or Gas fluid, usually be used to measure flow of steam, Vapor, Air and Natural gas.
- Meter size: In-line type: DN25 – DN300
- Wetted material option: SS304, SS316
- Operation temperature≤250℃
- Process connection: Wafer / Flange / Tri-clamp for In-line type
- Range ability: 10 : 1
- Measuring accuracy: 1.0 % – 1.5% of calibration range
- Digital indicator: display instant flow, total flow
- Power supply: 24VDC, Output: 4-20mA
- Communication option: RS485, HART
- Temperature and Pressure compensation ( optional )
- Electrical connection: M20*1.5, Ex-protection: Exd IICT6
Principle
Vortex flow meter is a kind of speed type flow meter, which is based on karman vortex principle. The vortex frequency “f” is proportional to flow velocity “v”, so by measuring the Karman vortex frequency, the instantaneous flow rate can be calculated.
Flow range reference table
| DN | Flow range (m3/h) for In-line type | Accuracy | ||
| Liquid | Gas | Steam | ||
| 25 | 1 – 12 | 8.8 – 124 | 7 – 124 |
1.5% |
| 32 | 2.0 – 20 | 15 – 200 | 12 – 200 | |
| 40 | 2 – 36 | 23 – 300 | 18 – 300 | |
| 50 | 5 – 56 | 35 – 450 | 28 – 450 | |
| 65 | 8.2 – 96 | 62 – 820 | 50 – 820 | |
| 80 | 12.5 – 145 | 92 – 1200 | 75 – 1200 | |
| 100 | 20 – 224 | 142 – 1950 | 120 – 1950 | |
| 125 | 30 – 352 | 220 – 3000 | 175 – 3000 | |
| 150 | 44 – 512 | 320 – 4400 | 260 – 4400 | |
| 200 | 79 – 920 | 565 – 7800 | 440 – 7800 | |
| 250 | 140 – 1200 | 850 – 12400 | 720 – 12400 | |
| 300 | 175 – 2020 | 1250 – 17500 | 1020 – 17500 | |
Application on dryer system
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FAQ
Answer : Please send your question or enquiry to our email: sales@hginstrument.com, we will forward the questions to the related engineer.
Answer : Please communicate with the sales about the return procedure before returning product.
Answer : The delivery time depends on the order quantity and product specification. If the product’s specification is conventional ( not special ), delivery time is 5 or 7 working days for order quantity ≤ 10 pieces; delivery time is 2 or 3 working weeks for order quantity 15 ~ 30 pieces.
Answer : by Courier, by Sea or by Air
Answer : Yes, Generally warranty is one year.
Answer : From year 2015 to year 2021, average annual sales is RMB 350 million ( about USD 54.7 million )