Specifications
Model Number :
LWGYML
Place of Origin :
China
MOQ :
1pc
Price :
Negotiation
Payment Terms :
T/T
Supply Ability :
500pcs per month
Delivery Time :
7-10 working days
Packaging Details :
In Carton or Wooden Box
Product Name :
Turbine Flow Meter
Power supply :
12VDC-24VDC or Battery Operated
Medium Temperature :
-20℃~+110℃
Pipeline Diameter :
DN4-DN200
Protection Class :
IP65
Accuracy :
±1%R、±0.5%R、±0.2%R(Special Order)
Description

Chemical Industry Liquid Turbine Type Flow Meter Pulse Output DN25 Light Weight

1. Introduction

LWGYML series turbine flow meter is a new generation kind of flow meter that absorbs the advanced technologies of flow meter at home and abroad. It has been optimized and designed to have so many characteristics, such as simple structure, light weight, high precision, good repeatability,easy installation and usage.

It is widely used in the sealed pipelines which doesn’t have corrosion function on SS 1Cr18Ni9Ti, 2Cr13, corundum Al2O3 and cemented carbide and have no fiber, particle and so on. The liquid should be less than 5*10-6m2/s with viscosity under working temperature, if the viscosity of the liquid is more than 5*10-6m2/s, then the flow meter can be used after calibration. If it is equipped with other display devices with special functions, it can also do quantity control, excessive alarm and so on. It is really perfect in flow measurement and energy

conservation.

2. Features

  • High accuracy, usually reach ±1%R,±0.5%R,or even reach ±0.2%R for high-precision type.
  • Good repeatability, it can reach 0.05%-0.2% in short term, if regular calibration or online calibration can get an extremely high accuracy, so it is preferred in foreign trade.
  • Pulse signal output, it is suitable for totalizer measurement and computer connection, no zero drift,strong capacity of resisting disturbance.
  • High frequency signal(3-4KHz), strong signal resolution.
  • Wide range, middle and big diameter can reach 1:20, and small diameter can reach 1:10.
  • Compact structure, easy installation and maintenance.

3. Working Principle

How the turbine flow meter works: the fluid flows through the sensor housing, because the blades of the imperfle and flow have a certain angle, the force of the fluid makes the blades have a torque of torque, overcome the frictional torque and fluid resistance after the blade rotation, after the torque balance speed is stable, Under certain conditions, the speed is directly related to the flow rate, because the blade is magnetically conductive, it is in the magnetic field of the signal detector (composed of permanent magnetic steel and coils), the rotating blades cut the magnetic line, periodically changing the magnetic flux of the coil, Thus, both ends of the coil sense the electrical pulse signal, which is amplified by the amplifier, forming a continuous rectangular pulse wave with a certain amplitude, which can be transmitted as far away as the display meter, showing the instantaneous flow and cumulative amount of fluid.

4. Specifications

Pipeline Diameter(mm)
and
Connection
4,6,10,15,20,25,32,40
Thread Connection
(15,20,25,32,40) 50,65,80,100,125,150,200
Flange Connection
Accuracy ±1%R,±0.5%R,±0.2%R(Special Order)
Turn Down Ratio 10:1; 15:1; 20:1
Material 304SS,316(L)SS, etc
Medium Temperature -20℃~+110℃
Environmental Conditions Temperature: -10℃~+55℃
Relative humidity: 5%~90%
Atmospheric pressure: 86~106KPa
Power supply Sensor:+12VDC,+24VDC(Option)
Transmitter:+24VDC
Local Display:3.2V Lithium Battery
Output Signal Sensor:Pulse Frequency Signal(Low level≤0.8V, High level≥8V)
Transmitter:Two Wired 4-20mA Current Signal
Signal Cable STVPV 3x0.3(Three Wired),2x0.3(Two Wired)
Signal Cable Connection Houseman Connector(Standard Type)
Inner Thread M20x1.5(Explosion Type)
Transmission Distance ≤1000m
Explosion Proof None(Standard Type)
EXdIIBT6(Explosion Proof)
Protection Class IP65

5. Flow Range & Work Pressure

Pipeline Diameter Normal Flow Range
(m³/h)
Extended Flow Range
(m³/h)
Normal Pressure
(MPa)
Pressure Rate(MPa)
(Flange Connection)
DN4 0.04~0.25 0.04~0.40 6.3 12,16,25
DN6 0.10~0.60 0.06~0.60 6.3 12,16,25
DN10 0.20~1.20 0.15~1.50 6.3 12,16,25
DN15 0.60~6.00 0.40~8.00 6.3,2.5
(Flange Connection)
4.0,6.3,12,16,25
DN20 0.80~8.00 0.45~9.00 6.3,2.5
(Flange Connection)
4.0,6.3,12,16,25
DN25 1.00~10.00 0.50~10.00 6.3,2.5
(Flange Connection)
4.0,6.3,12,16,25
DN32 1.50~15.00 0.80~15.00 6.3,2.5
(Flange Connection)
4.0,6.3,12,16,25
DN40 2.00~20.00 1.00~20.00 6.3,2.5
(Flange Connection)
4.0,6.3,12,16,25
DN50 4.00~40.00 2.00~~40.00 2.5 4.0,6.3,12,16,25
DN65 7.00~70.00 4.00~70.00 2.5 4.0,6.3,12,16,25
DN80 10.00~100.00 5.00~100.00 2.5 4.0,6.3,12,16,25
DN100 20.00~200.00 10.00~200.00 1.6 4.0,6.3,12,16,25
DN125 25.00~250.00 13.00~250.00 1.6 2.5,4.0,6.3,12,16
DN150 30.00~300.00 15.00~300.00 1.6 2.5,4.0,6.3,12,16
DN200 80.00~800.00 40.00~800.00 1.6 2.5,4.0,6.3,12,16

6. Configuration

LWGYML Series Turbine Flow Meter Configuration
Model LWGYML
Pipe Material 4 4mm
6 6mm
10 10mm
......
200 200mm
Model Description N No Display,12VDC Power Supply,Pulse Output, High Level≥8V Low Level≤0.8V
A No Display,4-20mA 2 Wired Current Output
B Local Display,Battery Operated
C Local Display,4-20mA 2 Wired Current Output
C1 Local Display,RS485 Output
C2 Local Display, HART Output
Accuracy 05 0.5 Grade
10 1.0 Grade
Turbine Type W Extended Ratio
S Standard Ratio
Material S SS 304
I SS 316(L)
Explosion Proof N None
E Explosion Type(ExmIICT6 or ExdIIBT6)
Pressure Rate N Normal Pressure
H High Pressure
Connection Type T Thread Connection
F Flange Connection
Filter N None
F With Filter

7. Details

Chemical Industry Liquid Turbine Type Flow Meter Pulse Output DN25 Light Weight

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Model Number :
LWGYML
Place of Origin :
China
MOQ :
1pc
Price :
Negotiation
Payment Terms :
T/T
Supply Ability :
500pcs per month
Contact Supplier
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Chemical Industry Liquid Turbine Type Flow Meter Pulse Output DN25 Light Weight
Chemical Industry Liquid Turbine Type Flow Meter Pulse Output DN25 Light Weight

Melan Measurement & Control Instruments (Shanghai) Co.,Ltd.

Site Member
6 Years
shanghai, shanghai
Since 2019
Business Type :
Manufacturer, Exporter
Total Annual :
$1000000-$2000000
Employee Number :
>50
Certification Level :
Site Member
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