The Single-Flow Vane Water Meter is designed for accurate measurement of water flow in municipal pipeline systems while reliably transmitting data to secondary instruments. Featuring a durable copper casing, it offers excellent corrosion resistance and long service life. Equipped with advanced magnetic sensor technology, the meter ensures stable, precise performance across a wide operating temperature range of 0–100 ℃, making it suitable for various urban water supply applications.
Main Technical Parameters:
Maximum Allowable Error:
±5% in low flow zone (Q1 ≤ Q < Q2)
±2% in high flow zone (Q2 ≤ Q ≤ Q4)
|
Nominal Diameter (mm) |
Accuracy Class Class 2 |
Common Flow (Q3) |
|
m3/h |
||
|
15 |
Q3/Q1=80, 63,50 Q2/Q1=1.6
|
2.5 |
|
20 |
4 |
Signal Wiring:
|
Wire Color Type |
Red |
Black |
White/Yellow |
Blue/Green |
|
Single-Hall Element |
VCC |
GND |
/ |
Signal Output |
|
Double-Hall Element |
VCC |
GND |
Signal Output |
Signal Output |
|
Reed Switch Element |
Signal Output |
Common Terminal |
/ |
/ |
Dimensions:
|
Nominal Diameter (mm) |
Length (L) |
Width (B) |
Height (H) |
Connection Thread |
|
15 |
110 |
75 |
80 |
G3/4B |
|
20 |
130 |
75 |
90 |
G1B |
Installation Requirements:
Horizontal installation with flow direction alignment
Install in dry locations away from freezing
Use strainers to prevent debris ingress
Maintain 10D upstream/downstream straight pipe runs
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