ZZZ-B DN20 (3/4'') R100 / Class B
Main Characteristics:
- Approved in accordance with MID
- Multi-Jet dry dial register type with vane-wheel
- Brass housing material
- Durable internal removable strainer and non return valve
- Removable measuring mechanism
- Metrological range -horizontal- R100 (Class B)
- Horizontal installation
- Magnetic transmission
- Register cap made of brass
- High resistance to water impurities
- Hermetically sealed register (IP68)
- Available for optical direct reading
- Electrostatic e/p powder painted
- External adjustable screw
- Water temperature up to 50 °C
- Spare parts and service available for 10 years
- 2 years of guarantee
EC type-examination certificate in conformity with
• 2014/32/EU (MID) MI-001 Water Meter
• OIML R49-1 :2006
• EN 14154:2005+A2
• ISO 9001:2015
• ISO 14001:2015
• ISO 45001:2018
• ISO 27001:2013
| Performance Data | Metrological Data | Nominal Daimeter | DN | mm | 20 | |||
| Size | Inch | 3/4'' | ||||||
| Maximum Flow Rate (m3/h) | Q4 | ≤3,13 | ||||||
| Nominal Flow Rate (m3/h) | Q3 | ≤2,50 | ||||||
| Transitional Flow Rate (m3/h) ±2% | Q2 | ≥0,040 | ||||||
| Minimum Flow Rate (m3/h) ±5% | Q1 | ≥0,025 | ||||||
| Measuring Range - Horizantal (R) | Q3 / Q1 | R100 (Class B) | ||||||
| Measuring Transitional Flow Rate | Q2 / Q1 | 1,6 | ||||||
| Measuring Maximum Flow Rate | Q4 /Q3 | 1,25 | ||||||
| Accuracy Class | 2 | |||||||
| Technical Data | Maximum Permissible Error For The Lower Flow Rate Zone | (MPE1) | ±5% | |||||
| Maximum Permissible Error For The Upper Flow Rate Zone | (MPEU) | ±2 % for water having a temp. ≤30°C ±3 % for water having a temp. >30°C | ||||||
| Temperature Class | T °C | T30 and T50 | ||||||
| Water Pressure Classes | MAP (Bar) | 16 | ||||||
| Pressure - Loss Classes | ∆ P (Bar) | 0,63 | ||||||
| Max. Indicating Range | m3 | 99 999 | ||||||
| Resolution Of Indicating Device | [m3] | 0,05 | ||||||
| Instalation Positions | Horizontal | |||||||
| Flow Profile Sensitivity Classes | U0 , D0 | |||||||
| Impulse Value | litre/pulse | 1, 10, 100, 1000 | ||||||
