Overview
The sandwich ultrasonic water flow meter is a precision instrument designed to deliver reliable and accurate water measurement for residential, commercial, and industrial applications. Based on advanced transit-time technology, it ensures stable performance with no moving parts, minimizing maintenance needs and extending service life. The device is engineered to meet international standards, offering a wide flow velocity range and excellent measuring ratio. With IP68 protection, it operates efficiently in challenging environments, while its low power consumption and battery supply enhance long-term usability. Equipped with multiple communication interfaces such as RS485 and M-Bus, it ensures seamless integration into smart water management systems. Its LCD display with backlight provides clear readings and easy monitoring of historical data. Suitable for both horizontal and vertical installation, this ultrasonic meter is designed to optimize accuracy, durability, and efficiency in water flow measurement, making it a dependable choice for modern water management needs.
Features
- Transit-time ultrasonic measurement principle
- High accuracy with wide flow velocity range
- IP68-rated waterproof protection
- Compact sandwich structure for easy installation
- LCD display with backlight for clear readings
- Historical data storage up to 24 months
- Multi-protocol communication including M-Bus and RS485
- Battery-powered for long-term operation
- Suitable for horizontal and vertical installation
- Minimal maintenance with no moving parts
Technical Specifications
| Parameter | Details |
| Type | Ultrasonic meters |
| Warranty | 12 Months |
| Customized Support | OEM |
| Principle | Transit Time |
| Item | Sandwich Ultrasonic Water Meter |
| Standard Compliance | GBT 778.1-2007, ISO-4064, JJG162-2009 |
| Available Diameters | DN15 / DN20 / DN25 / DN32 / DN40 |
| Protection Class | IP68 |
| Operating Temperature | -10°C to 45°C |
| Communication Interface | RS485 |
| Output Signal | 4-20 mA |
| Communication Protocol | M-Bus |
| Power Supply | Battery |
| Parameter | Details |
| Measuring Range Ratio (Q3/Q1) | R100 to R160 |
| Flow Velocity Range | 0.01 m/s – 5 m/s |
| Accuracy Class | Class B (±2% at Q2–Q4, ±5% at Q1) |
| Data Storage Capacity | 24 Months Historical Data |
| Display Type | LCD with Backlight |
| Ingress Protection for Cables | IP67 for Connectors |
| Installation Position | Horizontal or Vertical |
| Response Time | ≤ 2 Seconds |
| Maximum Working Pressure | 1.6 MPa |
| Maintenance Requirement | Minimal, No Moving Parts |
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