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Lunan
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Flow meter
DXLUGB vortex flowmeter

I. Overview
广泛适用于石油、化工、冶金、热力、纺织、造纸等行业对过热蒸汽、饱和蒸汽、压缩空气和一般气体(氧气、氮气氢气、天然气、煤气等) 、水和液体(如:水、汽油、 酒精、苯类等)的计量和控制. DXLUGB / E vortex flowmeter is widely used in petroleum, chemical, metallurgy, heating, textile, papermaking and other industries Measurement and control of liquids (such as: water, gasoline, alcohol, benzene, etc.).
Product types and scope of application
a) DXLUGB Series Full-tube Piezoelectric Vortex Flowmeter
b) DXLUGB series plug-in piezoelectric vortex flowmeter

c) DXLUGE series full-tube capacitive vortex flowmeter
d) DXLUGE series plug-in capacitive vortex flowmeter
e) DXLUGB / E series battery-powered vortex flowmeter
f) Submersible / split vortex flowmeter (order by agreement)
g) Multifunctional curve record totalizer, with P / T compensation function, Chinese LCD display
h) Intelligent flow totalizer, digital tube display
3. DXLUGB / E Series Vortex Flow Meter Reference Conditions

Instrument caliber

(mm)

liquid

gas

Measuring range

3 /h) (m 3 / h)

Output frequency range

(Hz)

Measuring range

3 /h) (m 3 / h)

Output frequency range

(Hz)

15

6 0.3 6

30 2.2 30

20

12 0.6 12

50 4 to 50

25

16 1.2 16

336 25 336

55 8.8 55

1140 190 to 1140

40

40 2 to 40

200 10 200

205 27 205

1040 140 1040

50

60 3 to 60

160 8 to 160

380 35 380

1020 94 1020

80

130 6.5 130

82 4.1 82

1100 86 1100

690 55 690

100

220 15 220

69 4.7 69

1700 133 1700

536 42 536

150

450 30 450

43 2.8 43

4000 347 to 4000

380 33 380

200

800 45 800

31 2 to 31

8000 560 8000

315 22 315

250

1250 65 1250

25 1.5 25

11000 890 11000

221 18 221

300

2000 95 2000

24 1.2 24

18000 1360 18000

213 16 213

-300

1500 100 1500

87 5.5 87

15600 1560 15600

880 85 880

-400

3000 180 3000

87 5.6 87

27000 2750 27000

880 85 880

-500

4500 300 4500

88 5.6 88

43000 4300 43000

880 85 880

-600

6500 450 6500

89 5.7 89

61000 6100 61000

880 85 880

-800

10000 750 ~ 10000

88 5.7 88

110000 11000 110000

880 85 880

-1000

1700 1200 ~ 1700

88 5.8 88

170000 17000 170000

880 85 880

> (1000)

protocol

protocol

选型表(符合JB/T9294-1999标准) Note: (300) ~ (1000) in the table are plug-in type IV, DXLUGB / E vortex flowmeter selection table (in accordance with JB / T9294-1999 standard)

type   Spectrum Say   Bright
LU   Vortex Flow Meter
G   sensor
Detection B   Piezo sensors
the way E   Capacitive sensor
Connection method   1   Only for full tube Flange connection type
  2   Only for full tube Flange mount type
  3   For plug-in type only Simple insertion type
  4   For plug-in type only Ball valve insertion type
Measurement medium   2   liquid
  3   gas
  4   steam
Nominal diameter   2   DN25
    ... ...
    Unit: mm
  30 DN300
Use environment      P   normal type
     B   Explosion-proof
output signal   1 Pulse output
  2 4-20mA current output, LCD display
  3 RS-485 communication
  4 Battery supply without temperature and pressure compensation
  5 Temperature and pressure compensation integrated, 4-20mA current output type
  6 Integrated temperature and pressure compensation, battery-powered
Selection E.g:   LUGE2405-P2     Full tube capacitive vortex flow meter, flange-mounted connection, medium is steam
Explain   Instrument diameter is DN50, ordinary 4-20mA current signal output

Five, the basic steps to determine the flow range and the caliber of the instrument:
(1) Name and composition of the tested medium
(2) The minimum, common and maximum flow of working status
(3) the minimum, common, maximum pressure and temperature of the medium
(4) the viscosity of the medium in the working state

Six, the standard state density table of commonly used gas media (0 ℃, absolute pressure P = 0.1MPa)

Gas name

3 ) Density (kg / m 3 )

Gas name

3 ) Density (kg / m 3 )

Air ( dry )

1.2928

Acetylene

1.1717

Nitrogen

1.2506

Ethylene

1.2604

oxygen

1.4289

Acrylic

1.9140

Argon

1.7840

Methane

0.7167

Neon

0.9000

Ethane

1.3567

Ammonia

0.7710

Propane

2.0050

hydrogen

0.08988

Butane

2.7030

Carbon monoxide

1.97704

natural gas

0.8280

carbon dioxide

1.3401

Coal gas

0.8020

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