Thermal Vortex Flowmeter

Thermal Vortex Flowmeter

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Thermal Vortex Flowmeter

 

Operating Principle

Heating vortex flowmeter uses the measurement principles of heating type flowmeter and vortex shedding flowmeter, and puts the two principles in one. The sensor part is divided in heating type measuring element and vortex shedding measuring body. The heating type can measure small flow rate, the vortex shedding has excellent linearity for big flow rate, and the heating type vortex shedding flowmeter integrates above two merits to wide measurement range rate, at the same time, it uses the accuracy of vortex shedding flowmeter when flow rate it is big to verify heating flowmeter automatically in program and guarantee the accuracy of heating flowmeter as measuring small volume. The final measurement range rate can reach 1: 100, even more than 1:500.

 

Structure: it is composed of two main parts, sensor and converter (totalizer, electronic header)

 Main Technical Parameters

 

Sensor Nominal Diameter

DN (mm)

Working Pressure (MPa)

Standard Flow Range

m3/h

Extended Flow Range m3/h

Accuracy

20

1.6

2.5

4.0

6.4

10

16

25

32

0.3~80

0.16~80

Grade 1.5

Grade 1.0

 

25

0.5~100

0.2~100

32

0.8~140

0.28~140

40

1.2~240

0.48~240

50

2~320

0.64~320

80

3~640

0.3~640

100

5~1100

2~1100

150

11~2200

4~2200

200

25~5000

10~5000

250

40~8000

16~8000

300

60~11000

22~11000

 

 Dimension Fifure

 

Caliber DN (mm)

Length L (mm)

Center Height H (mm)

20

280

300

25

280

300

32

300

300

40

300

300

50

350

300

80

400

350

100

450

350

150

500

400

200

650

500

250

700

500

300

800

500

32

300

300

 

 Ordering Models

Model

Connection and Getting Pressure Mode

Inside Nominal Diameter

Shell Material

Nominal Pressure

Permission Working Temperature

Illustration

LX

 

 

 

 

 

Wedge flowmeter

 

A

 

 

 

 

Thread pressure getting double-clip type

 

B

 

 

 

 

Thread pressure getting thread type

 

C

 

 

 

 

Thread pressure getting welding type

 

D

 

 

 

 

Thread pressure getting flange type

 

E

 

 

 

 

Flange pressure getting flange type

 

F

 

 

 

 

Integrated installation connecting type (temperature and pressure compensation)

 

G

 

 

 

 

Integrated installation general type

 

 

15~300

 

 

 

Inside nominal diameter 15~300mm

 

 

 

 

 

Carbon steel

 

 

 

 

 

Stainless steel

 

 

 

 

 

Special material and special surface treatment

 

 

 

 

0.25~5

 

Nominal pressure 0.5~5MPa

 

 

 

 

 

A

-20~100℃

 

 

 

 

 

B

100~250℃

 

 

 

 

 

C

250~400℃

Thernal Vortex FlowmeterThermal Vortex Flowmeter