Products
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Metal tube rotameter
1.Brief introduction
F V A metal tube rotameter adopts variable area theory. It has features of solid structure, wide application range, high accuracy and low price. In addition, it can be applied in national defense, chemical, petroleum, metallurgy, electric power, environmental protection, medical and light industries.
2.Features
Suitable for small pipe diameter and low flow;
Having no high requirement on downstream straight pipe section;
Wide flow range;
Intelligent indicator is equipped with LCD liquid crystal display;
Basic index
measurement range
liquid: 2.5～160000L/h
gas: 0.07～4000m3/h(0.1013MPa 20°C)
range ratio
0:1
nominal pressure(MPa)
1．6MPa.
2．5MPa.4．OMPa
accuracy level
1.0.1.5.2.5
working pressure
DN15.DN25.DN50为PN4.0MPa
DN80.DN100为PN1.6MPa
medium temperature
-40°C～300°C
medium viscosity
DN15: η<5mPa·s(F15.1～F15.3)
η<30mPa·s(F15.4～F15.8)
DN25: η<250mPa·s
DN50～DN150: η<300mPa·s
F VA metal tube rotameter
indicator
Z
basic type
D
remote transmission type
inside nominal diameter
15
DN15
25
DN25
40
DN40
50
DN50
80
DN80
100
DN100
150
DN150
liquid material and lining
R1
321 stainless steel
FR4
304 stainless steel(standard)
R6
316 stainless steel
R6L
316L stainless steel
HC4
C alloy
Ti
Ti
F
liquid contacting part 304，lining PTFE
3.mMounting dimension
1.vertical installation
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inside nominal diameter(mm)
pressure resistance
D0
D
f
n-Φd
DN15
4.0
65
95
224
4-Φ14
DN25
4.0
85
115
245
4-Φ14
DN40
4.0
110
150
266
4-Φ18
DN50
4.0
125
160
285
4-Φ18
DN80
1.6
160
195
306
8-Φ18
DN100
1.6
180
215
336
8-Φ18
DN150
1.6
240
280
366
8-Φ18
2.horizontal installation
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DN(mm)
pressure resistance (MPa)
D0
D
H
L
n-Φd
15
4.0
65
95
385
250
4-Φ14
25
4.0
85
115
395
250
4-Φ14
40
4.0
110
150
165
300
4-Φ18
50
4.0
125
160
460
300
4-Φ18
80
1.6
160
195
445
400
8-Φ18
100
1.6
180
215
435
400
8-Φ18
DN150
1.6
240
280
366
8-Φ18
8-Φ18
1.Brief introduction
F V A metal tube rotameter adopts variable area theory. It has features of solid structure, wide application range, high accuracy and low price. In addition, it can be applied in national defense, chemical, petroleum, metallurgy, electric power, environmental protection, medical and light industries.
2.FeaturesSuitable for small pipe diameter and low flow;
Having no high requirement on downstream straight pipe section;
Wide flow range;
Intelligent indicator is equipped with LCD liquid crystal display;
| Basic index | |
| measurement range | liquid: 2.5～160000L/h gas: 0.07～4000m3/h(0.1013MPa 20°C) |
| range ratio |
0:1 |
| nominal pressure(MPa) | 1．6MPa. 2．5MPa.4．OMPa |
| accuracy level |
1.0.1.5.2.5 |
| working pressure |
DN15.DN25.DN50为PN4.0MPa DN80.DN100为PN1.6MPa |
| medium temperature |
-40°C～300°C |
| medium viscosity |
DN15: η<5mPa·s(F15.1～F15.3) η<30mPa·s(F15.4～F15.8) DN25: η<250mPa·s DN50～DN150: η<300mPa·s |
| F VA metal tube rotameter | ||
| indicator | Z | basic type |
| D | remote transmission type | |
| inside nominal diameter | 15 |
DN15 |
| 25 | DN25 | |
| 40 | DN40 | |
| 50 | DN50 | |
| 80 | DN80 | |
| 100 | DN100 | |
| 150 | DN150 | |
| liquid material and lining | R1 | 321 stainless steel |
| FR4 | 304 stainless steel(standard) | |
| R6 | 316 stainless steel | |
| R6L | 316L stainless steel | |
| HC4 | C alloy | |
| Ti | Ti | |
| F | liquid contacting part 304，lining PTFE | |
3.mMounting dimension
1.vertical installation
| inside nominal diameter(mm) | pressure resistance | D0 | D | f | n-Φd |
| DN15 | 4.0 | 65 | 95 | 224 | 4-Φ14 |
| DN25 | 4.0 | 85 | 115 | 245 | 4-Φ14 |
| DN40 | 4.0 | 110 | 150 | 266 | 4-Φ18 |
| DN50 | 4.0 | 125 | 160 | 285 | 4-Φ18 |
| DN80 | 1.6 | 160 | 195 | 306 | 8-Φ18 |
| DN100 | 1.6 | 180 | 215 | 336 | 8-Φ18 |
| DN150 | 1.6 | 240 | 280 | 366 | 8-Φ18 |
| DN(mm) | pressure resistance (MPa) | D0 | D | H | L | n-Φd |
| 15 | 4.0 | 65 | 95 | 385 | 250 | 4-Φ14 |
| 25 | 4.0 | 85 | 115 | 395 | 250 | 4-Φ14 |
| 40 | 4.0 | 110 | 150 | 165 | 300 | 4-Φ18 |
| 50 | 4.0 | 125 | 160 | 460 | 300 | 4-Φ18 |
| 80 | 1.6 | 160 | 195 | 445 | 400 | 8-Φ18 |
| 100 | 1.6 | 180 | 215 | 435 | 400 | 8-Φ18 |
| DN150 | 1.6 | 240 | 280 | 366 | 8-Φ18 |
8-Φ18
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