A removable mechanism type Woltman water meter with magnetic drive and vacuum sealed register.
Standards
Conforms to ISO 4064, Class B
Features
- Highly sensitive to low flow rates and very accurate over its entire flow range.
- Low head loss.
- Vacuum sealed, leak proof and dry totaliser.
- Self lubricating gears.
- Long maintenance free working life
Options
Remote reading facility/pulse output available on request.
Metrological Characteristics
| conforms | Accuracy | 50mm | 80mm | 100mm | 150mm | 200mm | |
| Minimum flow Q min | m3/h | ±5% | 0.45 | 1.20 | 1.8 | 4.5 | 7.50 |
| Transitionalflow,Qt | m3/h | ±2% | 3 | 8 | 12 | 30 | 50 |
| Nominalflow, Qn | m3/h | ±2% | 15 | 40 | 60 | 150 | 250 |
| Maximum flow,Qmax | m3/h | ±2% | 30 | 80 | 120 | 300 | 500 |
| Minimum reading | m3 | 0.0002 | 0.0002 | 0.0002 | 0.002 | 0.002 | |
| Maximum readinq | m3 | > | 9999999 | < | 9999999 X 10 | ||
| Temperature suitabiltity | oc | 50°C | |||||
| Workingpressure | Mpa | ,;1.6Mpa |
| Description | 50mm | 80mm | 100mm | 150mm | 200mm | |
| Flange diameter(mm) | A | 164 | 198 | 218 | 284 | 338 |
| Flange hole diameter(mm) | B | 50 | 76.5 | 99 | 150 | 190 |
| PCD offlange(mm) | c | 123 | 160 | 180 | 240 | 295 |
| Bolt.::!ia. hole(mm) | D | 16 | 18 | 18 | 21 | 22 |
| No.of Bolts | - | 4 | 8 | 8 | 8 | 8 |
| Length(mm) | L | 200 | 218 | 248 | 298 | 348 |
| Height(mm) | H | 255 | 263 | 275 | 312 | 363 |
| Weight(kg) | - | 13.1 | 15.6 | 17.7 | 24.15 | 40.1 |
