The HP5D meter features a horizontal helical impeller with German-designed measurement components, delivering precision, minimal pressure drop, and stable performance in industrial and municipal bulk-water systems. Its large-diameter construction ensures rugged reliability, low maintenance, and seamless remote reading integration via pulse or communication modules—ideal for high-volume metering scenarios.
● DN 40 to 300
● High-precision and Wide-range , dynamic range up to R 200
● Wear resistance and long working life
● Easy to install anti-interference
● Low pressure loss and low power consumption
| HP5D Bulk Water Meter - Woltman Meter | |||
| Temperature range | °C | 0.1 ... +50 | |
| Operating temperature | -5 ... +55 | ||
| Storage temperature | -5 ... +55 (>35 °C max. 4 weeks) | ||
| Environmental class | O (Outdoors) | ||
| Meter body material | Cast Iron QT450 | ||
| Nominal pressure | MAP | bar | 16 |
| Communication Module | NB-IoT - RS485 - Pulse output | ||
| Nominal Diameter | DN | mm | 40 | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 |
| Permanent flow rate | Q3 | m³/h | 63 | 63 | 63 | 100 | 160 | 250 | 400 | 1000 | 1600 |
| Minimum flow rate | Q1 | m³/h | 0.315 | 0.315 | 0.315 | 0.5 | 0.8 | 1.25 | 2 | 5 | 8 |
| Dynamic (Q3/Q1) | R | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | |
| Overload flow rate | Q4 | m³/h | 79 | 78.75 | 78.75 | 125 | 200 | 312.5 | 500 | 1250 | 2000 |
| Transitional flow rate | Q2 | m³/h | 0.504 | 0.504 | 0.504 | 0.8 | 1.28 | 2 | 3.2 | 8 | 12.8 |
| Max. Pressure Loss | bar | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | |
| Overall length | L | mm | 245 | 200 | 200 | 225 | 250 | 300 | 350 | 450 | 500 |
| Flange Connection | mm | 165 | 165 | 185 | 200 | 220 | 285 | 340 | 405 | 460 | |
| Height | H | mm | 220 | 220 | 220 | 247 | 259 | 335 | 387 | 438 | 465 |
