Key Features
- Non-invasive and maintenance-free design
- High accuracy with advanced ultrasonic transit-time technology
- Wide pipe diameter compatibility (DN15–DN40 and beyond)
- Multiple output options: 4–20mA, pulse, RS485 (Modbus/RTU)
- Backlit LCD for real-time display
- Flexible installation and high repeatability
- Low power consumption with long battery life (portable type)
- Data logging and communication capabilities
Applications
- Building and HVAC water flow monitoring
- Industrial process and utility monitoring
- Municipal water and wastewater management
- Oil, chemical, and thermal fluid measurements
- Energy and heat metering systems
Function and Supply conditions
|
Parameter |
Specification |
|
Measurement Principle |
Transit-Time Ultrasonic |
|
Transducer Type |
Clamp-on External Sensor |
|
Power Supply |
DC8–36V / AC85–264V / Battery (optional) |
|
Medium |
Water, oil, chemicals, etc. |
|
Temperature Range |
-30°C to 160°C (depending on transducer type) |
|
Humidity |
≤85% RH |
|
Protection Class |
IP65 / IP68 |
|
Communication |
RS485 (Modbus), Pulse, 4–20mA |
|
Display |
LCD with flowrate, total, velocity |
Performance characteristics
|
Feature |
Description |
|
Accuracy |
±1.0% of reading |
|
Repeatability |
±0.2% |
|
Response Time |
1–3 seconds |
|
Flow Velocity Range |
0.01 – 12 m/s |
|
Data Logging |
Built-in memory or external (optional) |
|
Pipe Material |
Steel, copper, PVC, ductile iron, etc. |
Technical data sheet
|
Size |
DN15 |
DN20 |
DN25 |
DN32 |
DN40 |
|
Flow Range (m³/h) |
0.3–3 |
0.5–5 |
0.7–7 |
1.1–11 |
1.5–15 |
|
Working Pressure |
≤1.6 MPa |
Working Pressure |
≤1.6 MPa |
Working Pressure |
≤1.6 MPa |
|
Accuracy |
±1% |
Accuracy |
±1% |
Accuracy |
±1% |
|
Output |
4–20mA / RS485 / Pulse |
Output |
4–20mA / RS485 / Pulse |
Output |
4–20mA / RS485 / Pulse |
|
Temperature |
-30°C to 160°C |
Temperature |
-30°C to 160°C |
Temperature |
-30°C to 160°C |
Parameters
|
Size |
DN15 |
DN20 |
DN25 |
DN32 |
DN40 |
|
Min Flow |
0.3 |
0.5 |
0.7 |
1.1 |
1.5 |
|
Max Flow |
3.0 |
5.0 |
7.0 |
11.0 |
15.0 |
|
Pipe Material |
Steel / PVC / Copper / Others |
Pipe Material |
Steel / PVC / Copper / Others |
Pipe Material |
Steel / PVC / Copper / Others |
|
Installation Type |
Clamp-on External Sensor |
Installation Type |
Clamp-on External Sensor |
Installation Type |
Clamp-on External Sensor |
|
Signal Output |
RS485 / 4–20mA / Pulse |
Signal Output |
RS485 / 4–20mA / Pulse |
Signal Output |
RS485 / 4–20mA / Pulse |
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