Turbine Flowmeter, Low Flow Water Meter (JH-LWGY)

Model NO.: JH-LWGY
Measuring Media: Liquid
Measuring Principle: Mechanics
Measurement Object: Closed Pipeline
Certification: CE, ISO
Display: LCD
Temperature: -20c~120c
Power Supply: 24VDC or Battery
Output Signal: Pulse,4-20mA
Body Materia: Ss304/Ss316
Connection: Flange or Screw Thread
Trademark: JH
Transport Package: Carton/Wooden Case
Specification: CE, ISO
Origin: Shanghai
HS Code: 9026100000

                                                          Liquid Turbine Flowmeter

Main Applications:
Turbine flow flowmeter adapts to measure the liquid rate and total flow rate of low viscosity, It can be widely used in the fields of Petrol,fuel ,water ,chemical industry,Metallurgy,Scientific research for measuring or control Several output and display methods can be selected.
 

Features:
-Accuracy reaching ±1.0%F·S.
-Short-term repeatability reaching 0.05%~0.2%.
-Output pulse frequency signal, which is suitable for gross metering and connection to the computer. -  -No zero drift and strong anti-interference capability.
-3-4kHz frequency signal , and high signal resolution.
-Wide range with 1:20 for medium and large caliber, 1:10 for small caliber.
-Compact and light structure, convenient installation and maintenance, great capability.
-Suitable for measuring high pressure. Easy to be made into high-pressure meter.
-Various kinds of specified sensors.

 
Technical parameters:
Table 3-1
Nominal Diameter
DN(mm)
Range(m3/h) Liquid Temperature
(ºC)
Nominal Pressure
PN(MPa)
Ambient Temp.
(ºC)
Humidity
(%)
Max. Pressure Loss
(MPa)
Error  
0.2%*
Error    0.5% Error      1%
Min. Max. Min. Max. Min. Max.
2*         0.03 0.16 -20
 to
+120
6.3 -25
to
+55
≤ 80 0.15
4*         0.04 0.25 0.12
6     0.1 0.6 0.1 0.6 6.3
16
25
32*
0.08
10     0.25 1.2 0.2 1.2 0.05
15 1.2 6 0.6 4 0.6 6 0.035
25 2 10 1.6 10 1 10
40 4 20 3 20 2 20 1.6
2.5
0.025
50 6 40 4 40 4 40
80 16 100 10 100 10 100
100 25 160 20 160 20 200 1.6
2.5
150 50 300 40 300 40 400
200 150 750 100 600 80 800
250* 200 1000 160 1000 120 1200 1.6
300*     260 1600 180 1800
Note: "*" means special order
 
Table 3-2 Model and Specification Code
Model Specification  Code Description
LW....................................................................................... Turbine Flowmeter
Transducer
For Liquid
  G........................................................................
  Y......................
Nominal Diameter -2*.................................................
-4*.................................................
-6..................................................
-10................................................
-15................................................
-25................................................
-40................................................
-50................................................
-80................................................
-100..............................................
-150..............................................
-200..............................................
-250..............................................
-300..............................................
2mm(PT G3/8″)
4mm(PT G3/8″)
6mm(PT G3/8″)
10mm(PT G1/2″)
15mm(PT G1″)
25mm(PT G11/4″)
40mm(Flange)
50mm(Flange)
80mm(Flange)
100mm(Flange)
150mm(Flange)
200mm(Flange*)
250mm(Flange*)
300mm(Flange)
Type Code A............................ ..........
B............................ ..........
C............................ .......
Accuracy 1%
Accuracy 0.5%
Accuracy 0.2%*
Output Signal P......................... .......
I.......................... .......
T......................... .......
M........................ .......
Pulse
Analog 4 to 20mA
Total display(Battery. for 2 to 3 years)
Pulse out/4 to 20mA out and LCD display(Intelligent)
Diameter Pressure C1................... .....
C2................... .....
C3................... .....
C4................... .....
C5................... .....
C6................... .....
C7................... .....
PN1.6MPa
PN2.5MPa
PN4.0MPa
PN6.3MPa
PN16MPa(Diameter≤25mm)
PN25MPa(Diameter≤25mm)
PN40MPa*(Diameter≤25mm)
Explode Request /NE
/EX
Not Explosive
Ex ib I or Ex dIIBT4
Range of Temperature /NT
/HT
Normal Temperature(<120ºC)
High Temperature(≥120 to 150ºC)
Special Option / e.g.:High Temperature,Erode-resistant,Wearable etc.
                       
        Note:1. The dimensions of connecting flange are in accordance with DIN
              2. Mark "*" means apecial order.


 

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