KM07-04
Ultrasonic remote water meter is a combined flow sensor with a microprocessor and adopts advanced ultrasonic measurement technology for precise and reliable measuring the water consumption for commercial and industrial applications. Long service life, complete output communication functions, to meet all kinds of communication and wireless networking requirements, with small flow detection capabilities.
Description
1. Features
2. Technical Condition
| Maximum permissible error for the | ±5% |
| Lower flow rate zone (MPEι) | |
| Maximum permissible error for | ±2% for water having a temperature ≤30℃ |
| The upper flow rate zone (MPEμ) | ±3% for water having a temperature >30℃ |
| Temperature class | T30,T50,T70 |
| Water pressure classes | MAP 16 |
| Pressure-loss classes | △P10 |
| Indicating range[m³] | 99 999 |
| Resolution of the | 0.00005 |
| Indicating device[m³] | |
| Flow profile sensitivity classes | U10 D5 |
| Orientation limitation | HORIZONTAL |
3. Electronic Parameter
| Power supply | Communication Interface | Communication Protocol |
| 3.6V (24VDC 220VAC) | M-BUS, RS485(4-20mA), WM-BUS, LORA, NB-IoT | GB/T 26831, CJ/T188, MODBUS RTU |
4. Accuracy Error Curve

5.Installation Dimension
| Item No | 50 | 80 | 100 | 150 | 200 | |
| L | mm | 200 | 200 | 250 | 300 | 350 |
| H | mm | 390 | 420 | 440 | 495 | 555 |
| D | mm | 165 | 200 | 220 | 285 | 340 |
| nXφD1 | mm | 4Xφ18 | 8Xφ18 | 8Xφ18 | 8Xφ22 | 12Xφ22 |
6. Main Technical Data
| Nominal | Starting flow | Q3/Q1 | Q2/Q1 | Q4 m³/h | Q3 m³/h | Q2 m³/h | Q1 m³/h |
| Diameter (DN) | |||||||
| 50 | 0.035 | 100 | 1.6 | 78.75 | 63 | 1.008 | 0.63 |
| 65 | 0.06 | 100 | 1.6 | 125 | 100 | 1.6 | 1 |
| 80 | 0.09 | 100 | 1.6 | 200 | 160 | 2.56 | 1.6 |
| 100 | 0.141 | 160 | 1.6 | 312.5 | 250 | 2.501 | 1.563 |
| 125 | 0.221 | 160 | 1.6 | 312.5 | 250 | 2.501 | 1.563 |
| 150 | 0.318 | 160 | 1.6 | 500 | 400 | 4 | 2.5 |
| 200 | 0.565 | 160 | 1.6 | 787.5 | 630 | 6.301 | 3.938 |
| 250 | 0.883 | 160 | 1.6 | 1250 | 1000 | 10 | 6.25 |
| 300 | 1.27 | 160 | 1.6 | 2000 | 1600 | 16 | 10 |
Most water meter problems are not mysterious. Whether you manage a rental building, run a small factory, or simply track your household consumption, ...
Every month, thousands of households receive a water bill based on a number that appears on a small device buried in a driveway box or tucked inside ...
Residential Smart Water Meter: Complete Technical Guide for digital meter water, water smart meter, and house water meter thread size The residentia...
Heater Water Meter Engineering: Thermal Performance, Creep Behavior, and Heat Tape Compatibility A Heater Water Meter is one of the most demanding pi...