Vertical Flow Meter
Accuracy: R=80.
Size:15~50mm.
Cold/hot water.
Non return valve.
Reed switch option.
Several lengths and connections available on request.
Thread end type: BSP/NPT.
Features
Magnetic Drive, Lower transmission resistance.
Magnetic shield, for external magnetic field protection.
Sealed dry register ensures long time clear reading.
External regulating device.
Technical Parameters
1.Drawing
2.DIMENSIONS
| DN (mm) | 15 | 20 | 25 | 32 | 40 | 50 |
| Size (inch) | 1/2″ | 3/4″ | 1″ | 1-1/4″ | 1-1/2″ | 2″ |
| L1 | 194 | 204 | 228 | 274 | 278 | 280 |
| L | 100 | 100 | 108 | 150 | 150 | 160 |
| H | 99.5 | 99.5 | 122.6 | 13.6 | 133.6 | 187.5 |
| W | 133 | 137 | 166 | 220 | 228 | |
| Connecting Thread D | G3/4B | G1B | G11/4B | G11/2B | G2B | Flange connect |
| d | R 1/2 | R 3/4 | R 1 | R 1 1/4 | R 1 1/2 |
3.Technical Data
| DN (mm) | 15 | 20 | 25 | 32 | 40 | 50 | |
| Size (inch) | 1/2″ | 3/4″ | 1″ | 1-1/4″ | 1-1/2″ | 2″ | |
| Q4(I/h) | 3125 | 5000 | 7875 | 12500 | 20000 | 31250 | |
| Q3(I/h) | 2500 | 4000 | 6300 | 10000 | 16000 | 25000 | |
| R=80 | Q2(I/h) | 50 | 80 | 126 | 200 | 320 | 400 |
| Q1(I/h) | 31.25 | 50 | 78.75 | 125 | 200 | 250 | |
| Max.Reading(m3) | 99.999 | 99.999 | 99.999 | 99.999 | 99.999 | 99.999 | |
| Min.Reading(Liter) | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | |
| Max.Pressure(Bar) | 16 | 16 | 16 | 16 | 16 | 16 | |
| Pressure Loss(⊿P) | 63 | ||||||
| Max,Temperture | T=50/90 | ||||||
| Pulse Output Option | Vmax=24V | ||||||
| Imax=100mA | |||||||
| Pmax=2W | |||||||
Maximum Permissible Error
In the lower zone from qmin inclusive up to but excluding qt is ±5%.
In the upper zone from qt inclusive up to and including qs is ±2%; ±3% for hot water meter
Installation Requirements
The vertical flow meter should be installed in vertical position with the direction of the folw as indicated by the arrow cast in the meter body with the register face upwards.
Pipeling must be flushed before installation.
The vertical flow meter should be constantly full of water during operation.
FAQ
Q: What are the advantages of using a vertical flow meter?
A: The main advantages include:
Space Efficiency: Ideal for installations where horizontal space is limited.
Ease of Installation: Can be easier to install in vertical pipelines or tanks.
Gravity-Assisted Flow: In some cases, vertical flow meters can benefit from gravity to help in certain flow measurements.
Q: How do I choose the right vertical flow meter for my application?
A: Consider the following factors:
Type of Fluid: Ensure the meter is compatible with the fluid or gas being measured.
Flow Range: Choose a meter that accurately measures the expected flow rate.
Accuracy Requirements: Determine the required accuracy for your application.
Environmental Conditions: Consider factors like temperature, pressure, and potential exposure to corrosive elements.
Installation Constraints: Ensure the meter fits the vertical installation space available.
Q: What maintenance is required for a vertical flow meter?
A: Regular maintenance typically includes:
Calibration: Periodically calibrate the meter to ensure accuracy.
Inspection: Check for wear, damage, or blockages in the meter.
Cleaning: Clean the meter if it becomes clogged or contaminated.
Software Updates: If applicable, update any software associated with the meter.
Q: Can a vertical flow meter be used in a horizontal position?
A: While some vertical flow meters are designed specifically for vertical installation, many are versatile and can be used in both vertical and horizontal positions. Always refer to the manufacturer's guidelines to confirm if a particular meter can be used in different orientations.
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