Wireless Multi-Jet Rotary Vane Water Meter

Wireless Multi-Jet Rotary Vane Water Meter

Purpose​
Used for measuring the cumulative volume of potable water in municipal pipelines and transmitting data to servers via NB-IoT, LoRaWAN, or data collectors.

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Product Introduction

Wireless Multi-Jet Rotary Vane Water Meter Key Features

 

Customizable pulse output intervals: 1L, 10L, 100L configurable

Multi-sensor compatibility: Hall-effect, magnetoresistive (MR), or non-magnetic sensing options

Integrated modules: MCU, memory chip, communication module (NB-IoT/LoRa), and Bluetooth

Non-invasive maintenance: Counter removable without shutting off water flow

Universal installation: Compatible with standard water meter dimensions

 

Operating Conditions

Cold water: ≤30°C

Hot water: ≤90°C

Pressure: ≤1 MPa

Environmental: Must be installed in dry, accessible locations (waterproof enclosure optional)

 

Communication Protocol:NB-IoT / LoRaWAN

Maximum Allowable Error:​

±5% in low flow zone (Q1 ≤ Q < Q2)

±2% in high flow zone (Q2 ≤ Q ≤ Q4)

 

Wireless Multi-Jet Rotary Vane Water Meter Technical Parameters​

Parameter

Value/Class

Pressure rating

MAP10 (10 bar)

Pressure loss

Δp63 (63 kPa at Q₃)

Upstream turbulence

U10

Downstream turbulence

D5

Environmental resistance

Class B (IEC 60529)

EMC immunity

Class E1 (EN 61000)

Reverse flow detection

Not supported

 

Flow Parameters

Nominal Diameter (mm)

Accuracy Class

Q₃ (m³/h)

Min Read (m³)

Max Read (m³)

15

Grade 2

2.5

0.0001

9999

20

Grade 2

4.0

0.0001

9999

25

Grade 2

6.3

0.0001

9999

 

Dimensions & Weight

Nominal Diameter (mm)

Length (L)

Width (B)

Height (H)

Connection Thread

15

165 mm

98 mm

104 mm

G3/4B

20

195 mm

98 mm

106 mm

G1B

25

225 mm

103 mm

112 mm

G1 1/4B

 

 

Installation Requirements​

Horizontal orientation: Ensure digital display faces upward with arrow aligned to flow direction

Pre-installation: Flush pipelines to remove debris

Environment: Install in dry, easily accessible areas (dedicated meter boxes recommended)

Valves: Install upstream/downstream shutoff valves for maintenance

Signal check: Verify connectivity prior to final installation

 

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