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Vortex Flow meter Main Technical Parameters |
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Fluids |
Gas, steam |
Liquid |
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Accuracy |
±1.5% |
±1.0% |
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Repeatability |
±0.5% |
±0.33% |
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ReynoldsNumber |
2×104~7×106 |
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Media Temp. |
Standard |
-40°C~+350°C |
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Extension |
-40°C~+250°C |
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Turn Down Ratio |
10:1 |
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Size |
DN25~DN500 |
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Pressure |
1.6Mpa/2.5Mpa/4.0Mpa and others |
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Velocity |
5m/s ~70m/s |
0.5 m/s~7m/s |
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Wet Parts Material |
304 SST/316 SST |
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FlangeMaterial |
Carbon steel/304 SST/316 SST |
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Bolt Material |
Carbon steel/304 SST |
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Detector Material |
316 SST |
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ConnectingRod |
304 SST |
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Radiator |
Aluminum alloy |
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Mounting |
Wafer/Flange |
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Protection Level |
IP65 /IP67/IP68 |
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Power supply |
24VDC(18VDC~30VDC)/Battery |
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Signal Output |
(4-20)mA/ pulse |
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Communication |
Hart/Modbus |
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Electrical connection |
2-M20×1.5 |
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Explosive Proof |
Exd IIBT4/Exia IICT3-T6 |
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Construction |
Compact/Remote |
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Environment Temp. |
With LCD:-10 ~60°C/ Without LCD: -20 ~60°C |
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RelativeHumidity |
5% ~90% |
Mark |
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STLU |
Silver Automation Instruments Vortex Flow meter |
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Code |
Working Principle |
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VFN |
Intelligent Karman Vortices Flowmeter |
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Code |
Installing Type |
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1 |
Flanged(DN50~DN300) |
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2 |
Wafer type (DN15~DN300) |
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3 |
Fixed Inserted |
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4 |
Adjustable Inserted (without Ball Valve) |
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5 |
Adjustable Inserted (with Ball Valve) |
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Code |
Measured Fluid |
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2 |
Liquid |
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3 |
Gas |
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4 |
Steam |
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Code |
Nominal Diameter |
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015 |
15mm |
05 |
50mm |
15 |
150mm |
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020 |
20mm |
06 |
65mm |
20 |
200mm |
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02 |
25mm |
08 |
80mm |
25 |
250mm |
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03 |
32mm |
10 |
100mm |
30 |
300mm |
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04 |
40mm |
12 |
125mm |
Others |
Inserted≥250mm |
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Code |
Indicator |
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D |
With Digital Indicator |
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N |
No Indicator |
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Code |
Power Supply |
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1 |
24V DC |
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2 |
3.6V Lithium Battery |
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Code |
Output Signal |
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0 |
No output |
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1 |
Pulse Output |
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2 |
Two Wire :4~20mA DC |
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3 |
RS-485 (manufacture-defined protocol) |
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4 |
Hart Protocol |
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5 |
RS-485 (Modbus) |
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Code |
Fluid Temperature |
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1 |
Standard -40~250°C(-40~120°C for inserted) |
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3 |
High Temperature Type :+100~+350°C |
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Code |
Rated Pressure |
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Code |
Standard |
Code |
Standard |
Code |
Standard |
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G1 |
GB 1.6Mpa |
D1 |
DIN PN16 |
A1 |
ANSI Class 150 |
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G2 |
GB 2.5 Mpa |
D2 |
DIN PN25 |
A2 |
ANSI Class 300 |
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G3 |
GB 4.0 Mpa |
D3 |
DIN PN40 |
A3 |
ANSI Class 600 |
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S |
Special (specify when order) |
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Code |
Explosion Proof |
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N |
Non |
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d |
Flameproof |
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i |
Intrinsically Safe |
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Code |
Flow Meter Construction |
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0 |
Compact display |
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1 |
Remote Display (standard 5 m cable) |
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Code |
Protection Level |
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0 |
IP65 |
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1 |
IP67 |
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2 |
IP68 |
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