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Smart gas Roots (waist wheel) flow meter Intelligent gas waist wheel (Roots) flowmeter is a new generation flowmeter that integrates flow, temperature, and pressure detection functions, and can automatically compensate for temperature and pressure. Gas is a compressible fluid, and its volume value is closely related to temperature and pressure. In order to unify standards for both parties, it is necessary to convert the actual volume into a standard volume under reference conditions (101.325 kPa 20°C). In order to achieve this purpose, the smart gas waist wheel flowmeter can accurately correct the volume of gas; it is an ideal instrument for gas measurement in urban gas, petroleum, chemical, electric power, metallurgy and other industries. more
TUF Series Portable Ultrasonic Flow Meter The TUF series ultrasonic flow meter utilizes the principle of low voltage and multiple pulsation time difference, adopts the high-precision and ultra-stable differential transmission of double-balanced signals and differential receiving digital detection technology to measure the acoustic wave transmission time in both the downstream and counter-current directions, and calculates the flow rate according to the time difference.It has the characteristics of good stability, small zero drift, high measuring accuracy and high anti-interference of measuring range over wide. more
LDB Intelligent Type Electromagnetic Flow Meter The LDB intelligent type electromagnetic flow meter consists of a sensor and a converter. It is based on Faraday's law of electromagnetic induction, which is used to measure the volume flow of conductive liquid with conductivity greater than 5μs/cm. It is an inductive meter for measuring the volume flow of conductive medium. In addition to measuring the volume flow of general conductive liquid, it can also be used to measure the volume flow of strong corrosive liquids such as strong acid and alkali and uniform liquid-solid two-phase suspension liquid such as slurry, pulp and paper pulp. more
LKQ Thermal Gas Mass Flow Meter LKQ thermal gas mass flow meter is a mass flow measurement and monitoring meter,which can detect air, natural gas, hydrogen, oxygen, chlorine, nitrogen and ammonia, ammonia, coal gas, phosgene, flue gas and various chemical mixtures, without pressure and temperature compensation. It can be widely used in petroleum, chemical, metallurgy, electric power, water treatment, paper, food, medicine, cement, textile and various production, scientific research units for process control and gas flow measurement. Widely used in: flow measurement of steel plant, coking plant gas. more
LLGQ Gas Roots /Waist Wheel Flow Meter The gas roots flowmeter has been used as a volumetric meter for more than 100 years. With the features such as high precision, wide range, small volume, light weight, convenient installation and maintenance, reliable and durable service life, it is widely used in natural gas, coal gas, air and other gas flowmeters.It is an ideal flowmeter device for urban gas, oilfield chemical, scientific research and other departments at home and abroad. more
High Precision Gas Turbine Flow Meter Gas turbine flowmeter is a new generation of high precision, high reliability gas precision measuring meter integrating temperature, pressure, flow sensor and intelligent flow totalizer developed by the advanced technology of flow meter at home and abroad, optimized by theories of gas mechanics, fluid mechanics and electromagnetics, which has excellent low pressure and high pressure metering performance. more
LUGK Multi Variable Type Vortex Flow Meter Mass vortex flowmeter, simple to install. Connection mode: flange and clamping connection. It has superior reliability and stability due to no movable part, and the detecting portion has only a simple configuration of the vortex generator. Low pressure loss, no leakage point, and high safety performance. Robust sensor construction for high temperature (up to 3500 ° C), high pressure fluid. more
LUGC Steam Gas And Liquid Insert Type Vortex Flow Meter The Insert Type vortex flowmeter is simple in structure and can be made into online installation type.Applicable to large diameter gas, steam flow measurement, etc.Easy installation, no pipe design. more
LUGB Flow Instrumentation Vortex Flow Meter The vortex flowmeter is a speed type flow instrument which has a wide range of uses. It is suitable for flow metering, measurement and control of liquids, steam and most gases. more
Lky mass flow meter, a patented product developed by our factory, is an advanced high-precision mass flow measuring instrument.Due to its excellent performance, it has high measurement accuracy, low requirements on fluid state and small pressure loss.Coriolis force ( coriolis force ) meters of various specifications can directly obtain the mass, volumetric flow rate, density and temperature of the liquid or slurry to be measured without manual calculation or estimation.
Product Origin:
ChinaItem NO.:
LKC DN20Shipping Port:
Huangpu portColor:
SilverLead Time:
SpotPayment:
TTMOQ:
1Price:
$2772.6/setMarket Price:
$2988Price Range:
1-5/2772.6$Features
Our quality flow meter can show excellent performance even in bad working environment.It has no moving parts, no complex installations, and no demanding working conditions.Each sensor is made of stainless steel, the various output of the transmitter can meet your various requirements.
The company's instruments have been in China to obtain the explosion-proof certification, measuring instrument type approval certificate and Manufacturing meter license.
The company's instrument implementation standards are:
JJG 897-1995 Verification regulation of mass flow meter
JJG 1038-2008 Verification regulation of mass flow meter
Technical parameters of the product
（1）Technical indicators
Table of technical parameters Table 1
|
Index name |
Technical parameters |
|
Mass flow measurement accuracy |
±[0.2%+(Zero stability / instantaneous mass flow×100%)] |
|
Mass flow measurement repeatability |
±（1/2）×[0.2%+(Zero stability / instantaneous mass flow×100%)] |
|
Density measurement range |
0.2g/cm~3.5/cm |
|
Density measurement accuracy |
±0.002g/cm |
|
Temperature measurement range |
—60℃~+200℃ |
|
Temperature measurement accuracy |
±1℃ |
|
Current output |
4mA~20mA |
|
Frequency output |
0kHz~10kHz |
|
Batch relay contact capacity |
24V/0.1A |
|
Batch relay contact form |
Normally open（When the user orders, it can be changed to a regular closure） |
（2）Basic Parameters
Large working environment parameters Table 2
|
Name |
Parameters |
|
Fluid medium temperature |
—40℃~+200℃ |
|
Working environment temperature |
0℃~+40℃ |
|
Working environment humidity |
≤90%RH,Non-condensing |
|
Atmospheric pressure |
86KPa~106KPa |
|
Transmitter power supply requirements |
Intrinsically safe power supply voltage：AC(220±10%)V,(50±5%)Hz Compound power supply voltage：（24±10%）V |
|
Whole machine power |
<15W |
Specifications and basic parameters Table 3
|
Model specification |
Nominal diameter（mm） |
Flow range (t/h) |
Measurement range (t/h) |
Upper limit of work pressure（MPa） |
Zero stability (t) |
Velocity factor （h m/t s） |
|
DN1 |
1 |
0~0.04 0~0.85L/min |
0.004~0.04 0.085~0.85L/min |
30.0 |
0.000008 |
353.7 |
|
DN3 |
3 |
0~0.35 0~7.48L/min |
0.035~0.35 0.748~7.48L/min |
30.0 |
0.000067 |
39.3 |
|
DN6 |
6 |
0~0.7 0~14.95L/min |
0.07~0.7 1.495~14.95L/min |
30.0 |
0.00016 |
19.65 |
|
DN10 |
10 |
0~1.2 0~25.64L/min |
0.12~1.2 2.564~25.64L/min |
30.0 |
0.0002 |
4.912 |
|
DN15 |
15 |
0~6.4 |
0.64~6.4 |
4.0 |
0.0011 |
2.183 |
|
DN25 |
25 |
0~16 |
1.6~16 |
4.0 |
0.002 |
0.902 |
|
DN40 |
40 |
0~40 |
4~40 |
4.0 |
0.003 |
0.334 |
|
DN50 |
50 |
0~65 |
6.5~65 |
4.0 |
0.006 |
0.197 |
|
DN80 |
80 |
0~160 |
16~160 |
2.5 |
0.01 |
0.0873 |
|
DN100 |
100 |
0~250 |
25~250 |
2.5 |
0.015 |
0.0544 |
|
DN150 |
150 |
0~550 |
55~550 |
2.5 |
0.03 |
0.0239 |
According to：quality=volume*density formula，We can get: the volume of a liter of kerosene =1 kg/the density of kerosene；
And according to:The density of kerosene is: 0.78 kg/cubic decimeter (L) easy to get a kilogram of aviation kerosene volume = 1 kg/0.78 = 1.282 liters, that is, a kilogram of 3# aviation kerosene volume is 1.282 liters (liter).
A ton of aviation kerosene =1000 kg of aviation kerosene =1282 liter of aviation kerosene
（3）Explosion-proof mark
Explosion-proof mark table Table 4
|
Explosion-proof type |
Explosion-proof mark |
|
Intrinsically safe Flowmeter |
ExdⅡBT4 |
|
Compound Flowmeter |
ExiaⅡBT4 |
Product structure composition
According to the nominal diameter of the pipe, the product specifications can be divided into:DN1、DN3、DN6、DN10、DN15、DN25、DN40、DN50、DN80、DN100、DN150（unit：mm）Eleven species
2、Product component
This product consists of two parts: sensor (primary instrument) and transmitter (secondary instrument).
The sensor (primary meter) is the mechanical part of the mass Flowmeter, which is equipped with exciter, displacement sensor and temperature sensor.
The transmitter (secondary meter) is the display part of the meter and the electrical part of the meter. It is equipped with a power module, a signal processing module, an A/D conversion module, a display module, a transmission output module, etc. Its basic function is to receive and process the signal of the sensor, and directly obtain mass flow, temperature and density after processing. According to the above parameters, the parameters of the required measurement such as the volume flow rate are derived; the display, output, storage and remote transmission can be displayed; the flowmeter parameters can be modified. The safety barrier is installed inside the transmitter to protect against explosion-proof isolation.
The sensor (primary table) of the complex type flowmeter is intrinsically safe, while the transmitter (secondary table) is flameproof. Both the sensor and the transmitter can work in explosive gas environment and can be placed in danger area.
The sensor (primary meter) of the intrinsic safety type of flow meter can be used in explosive gas environment, while the transmitter can only work in the specified safety environment.
Installation dimensions Table 5
|
Model |
Nominal diameter DN（mm） |
Dimensions and related dimensions（mm） |
Number of flange connections and diameter or threaded nipple |
Weight (kg) |
|||
|
A |
B |
C |
D |
||||
|
DN1 |
1 |
193 |
200 |
75 |
(234) |
M12×1.5internal thread |
4 |
|
DN3 |
3 |
193 |
225 |
75 |
(288) |
M12×1.5internal thread |
4.5 |
|
DN6 |
6 |
214 |
234 |
69 |
(328) |
M16×1.5internal thread |
7.5 |
|
DN10 |
10 |
256 |
291 |
73 |
(370) |
M20×1.5internal thread |
9 |
|
DN15 |
15 |
379 |
503 |
90 |
ɸ65 |
4-ɸ14 |
15 |
|
DN25 |
25 |
473 |
548 |
96 |
ɸ85 |
4-ɸ14 |
18.5 |
|
DN40 |
40 |
522 |
613 |
116 |
Φ110 |
4-ɸ18 |
25.5 |
|
DN50 |
50 |
597 |
676 |
137 |
ɸ125 |
4-ɸ18 |
35 |
|
DN80 |
80 |
650 |
837 |
175 |
ɸ160 |
8-ɸ18 |
53.5 |
|
DN100 |
100 |
714 |
934 |
198 |
ɸ190 |
8-ɸ22 |
70 |
|
DN150 |
150 |
815 |
1123 |
265 |
Φ250 |
8-ɸ26 |
85 |
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