Cold / Hot Water Meter, HGLC (R) Woltman
With built-in sensor, this range of cold water meters and hot water meters supports remote reading. It is a great water metering solution for cold or hot water passing through a pipeline.
Features
1. Detachable structure design makes the Woltman water meter easy for installation and maintenance.
2. The dry dial meter is magnetic driven and offers sensitive action and small pressure loss.
3. Due to vacuum sealed register, the dial is free from fogging, and thus the reading is clear in long run.
4. Carefully selected raw material ensures improved stability and reliability.
5. Technical data conforms to ISO 4064 standard.
Working Conditions
Water temperature: 0.1℃~40℃ ( 0.1℃~90℃ for hot water meter)
Water pressure: ≤1.6Mpa
Maximum Permissible Errors
(1) ±5%, from qmin (included) to qt (excluded)
(2) ±2%, from qt (included) to qs (included) (±3% for hot water meter)
| Type | Size (mm) | Class | qs Overload Flow | qp Permanent Flow | qt Transitional Flow | qmin Min. Flow | Min. Reading | Max. Reading |
| m3/h | m3 | |||||||
| | 50 | A | 30 | 15 | 4.5 | 1.2 | 0.0002 | 999,999 |
| B | 3.0 | 0.45 | ||||||
| | 65 | A | 50 | 25 | 7.5 | 2.0 | 0.0002 | 999,999 |
| B | 5 | 0.75 | ||||||
| | 80 | A | 80 | 40 | 12 | 3.2 | 0.002 | 999,999 |
| B | 8.0 | 1.2 | ||||||
| | 100 | A | 120 | 60 | 18 | 4.8 | 0.002 | 999,999 |
| B | 12 | 1.8 | ||||||
| | 125 | A | 200 | 100 | 30 | 8 | 0.002 | 999,999 |
| B | 20 | 3 | ||||||
| | 150 | A | 300 | 150 | 45 | 12 | 0.002 | 999,999 |
| B | 30 | 4.5 | ||||||
| | 200 | A | 500 | 250 | 75 | 20 | 0.002 | 999,999 |
| B | 50 | 7.5 | ||||||
| | 250 | A | 800 | 400 | 120 | 32 | 0.002 | 999,999 |
| B | 80 | 12 | ||||||
| | 300 | A | 1200 | 600 | 180 | 48 | 0.02 | 9,999,999 |
| B | 120 | 18 | ||||||
