Technical Parameter:
| Nominal Diameter DN (mm) | 15 | 20 | 25 | 32 | 40 | |||||
| Nominal Diameter Q3 (m3/h) | 2.5 | 4 | 6.3 | 10 | 16 | |||||
| Min flow rate Q1 (L/h) | 10 | 6.25 | 16 | 10 | 25.2 | 15.8 | 40 | 25 | 64 | 40 |
| Pressure loss class △P | 63 | 63 | 40 | 40 | 40 | |||||
| Flow arte maximum reading (m3) | 99999.99999 | |||||||||
| Accuracy class | Class 2 | |||||||||
| Maximum working pressure | 1.6MPa | |||||||||
| Temperature class | T30/T50/T70 optional | |||||||||
| IP grade | IP68 | |||||||||
| Power supply | 3.6V lithium battery | |||||||||
| Battery lifetime | ≥ 10 years | |||||||||
| Environment & mechanical condition | Class C | |||||||||
| Electromagnetic compatibility | E1 | |||||||||
| Heat (cooling) carrier | conduit is full charged with water | |||||||||
| Installation mode | at any angle | |||||||||

| Nominal diameter DN (mm) | 15 | 20 | 25 | 32 | 40 |
| L (mm) | 165 | 190 | 260 | 260 | 300 |
| L1 (mm) | 97 | 97 | 97 | 97 | 97 |
| L2 (mm) | 255 | ||||
| H (mm) | 91 | ||||
| H1 (mm) | 31 | ||||
| W (mm) | 90 | ||||
| Meter screw A (inch) | G 3/4B | G 1B | G1 1/4B | G1 1/2B | G 2B |
| Coupling screw B (inch) | R1/2 | R3/4 | R1 | R1 1/4 | R1 1/2 |
