executive standard

Air flow sensor(JB/T9249-1999)

vertification 

regulation

Vortex flow meter(JJG1029-2007)

Flow meter

classification

Vortex sensor, Smart display vortex flow meter,Temperature and 

pressure compensation vortex flow meter, insertion type vortex flow meter

Medium

Steam, compressed air, coal gas, liquid and other high-velocity medium

Meter diameter and

 connections

DN15-DN300 flange connection or flange clamp

DN200-DN1500 is  insertion type

Flange Standard

GB/T9119-2000,Standard ANSI, standard JIS can be customized

Power supply

24VDC or 3.6V Lithium batteries,Power Consumption <.5W

Output

4-20mA or pulse output

communication

interface

RS485communication,or MODBUS-RTUcommunication.

Accuracy Grade

Liquid

±1.0%R(Pipeline)±2%(Plug-in)

Gas or steam

±1.5%R(Pipeline)±2.5%(Plug-in)

Repeatability

Lliquid

≤0.2%

Gas or steam

≤0.5%

Range ratio

1:10-1:20

Using condition

Medium temperature

T2(medium temperature type)

-40℃~+280℃

T3(High temperature type)

280℃~+350℃

pressure

1.6MPa ,2.5MPa,4MPa

Ambient temperature

-20℃~+60℃

Atmospheric pressure

86KPa~106KPa

Meter diameter(mm)

                                                        Pipeline

Liquid measuring range(m³/h)

Gas Measurement Range(m³/h)

DN20

1.2-12

6-50

DN25

1.6-16

8-60

DN32

2-20

12-120

DN40

2-30

20-200

DN50

3-50

30-300

DN65

18-180

50-500

DN80

15-150

70-700

DN100

20-200

100-1000

DN125

36-360

150-1500

DN150

50-500

200-2000

DN200

100-1000

400-4000

DN250

150-1500

600-6000

DN300

200-2000

1000-10000

DN350

300-3000

1500-15000

DN400

350-3500

1800-18000