ZZZ-B DN20 (3/4'') R160 / Class C
• Approved in ccordance with MID (Measuring Instruments Directive)
• Internal service and subscriber card
• Option to select desired currency based on country and region differences
• Option to select desired language based on country and region differences
• FR4-TG130 material, domestically designed PCB Board
• 128x64 pixel graphic LCD display
• Multi-jet dry dial register type with vane-wheel
• Brass body and ABS housing box
• Durable, removable, with built-in filter and check valve features
• Metrological measurement range - Horizontal- R100 (Class B)
• Protected against tampering by magnetic field
• Index reading without going to the water meter
• Easy preparation of statistics in computer environment
• Detection, recording, and switching to penalty position for interventions
• Ability to keep consumption data for the last 6 months
• Electrostatically powder-coated body for internal and external protection against dust
• Permanent memory with optional 1.2 and 4 kBit e2prom
• Options for 1/10/100 liter measurement resolution
• Variable tariff options based on different time periods and usage amounts
• Holding of spare credit and deduction from customer credit when needed
• IP68 protected housing box, electronic circuit, and mechanical counter
• Lithium batteries replaceable by the authority (1 for the main board, 1 for the ball valve)
• Motor-controlled brass ball valve (CW617N)
• Up to 10 years of battery life with 3.6V/4100mAh lithium battery
• The integral real-time clock
• Suitable for cold water up to 50°C
• High resistance to water impurities
• External precise measurement adjustment screw
• 2 year warranty
• Provision of spare parts and service for 10 years
EC type-examination certificate in conformity with
• 2014/32/EU (MID) MI-001 Water Meter
• OIML R49-1 :2024
• EN 14154:2005+A2
• ISO 4064-1:2024
• EC Type Examination Certificate
• The Quality Assurance of Production Process (Module D)
• ISO 9001:2015
• ISO 14001:2015
• ISO 45001:2018
• ISO 27001:2022
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Dimension | Nominal Diameter | DN | mm | 20 |
| Size | Inch | 3/4'' | ||
| Overall Lenght Without Connectors | L | mm | 190,00 | |
| Overall Lenght With Connectors | L1 | mm | 260,00 | |
| Thread Meter GxB | D | Inch | 1'' | |
| Thread Connector | d | Inch | 3/4'' | |
| Total Height | H | mm | 87,00 | |
| Total Height (With Lid) | H1 | mm | - | |
| Width Approx | W | mm | 98,50 | |
| Width Approx (With Antenna8 | W1 | mm | - | |
| LCD Dimension Approx | * | mm | 128x64 | |
Weight | Weight Approx | * | kg | 1,50 |
| Package Without Connectors | * | kg | 1,60 | |
| Package With Connectors | * | kg | 1,80 | |
| Box Dimension (1 Unite) | * | cm | 27x14x11 | |
| Package Dimension (10 Unite) | * | cm | 57x28x15 | |
| Quantity Per Package | * | unite | 5 | |
| Threading : EN ISO 228-1 : 2003 | ||||
| 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 | 0,025 | ||||||
| Minimum Flow Rate (m3/h) ±5% | Q1 | 0,0156 | ||||||
| Measuring Range - Horizantal (R) | Q3 / Q1 | R160 (Class C) | ||||||
| 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] | 0,00005 | ||||||
| Instalation Positions | Horizontal | |||||||
| Flow Profile Sensitivity Classes | U0 , D0 | |||||||
| Impulse Value | litre/pulse | 1, 10, 100, 1000 | ||||||
 | MATERIAL | |||||
| 1 | BODY (BRASS) | |||||
| 2 | O-RING ON COVER | |||||
| 3 | COVER (BRASS / PLASTIC) | |||||
| 4 | GASKET (IP68) | |||||
| 5 | GLASS (PC) | |||||
| 6 | REGISTER | |||||
| 7 | CENTRAL GEAR | |||||
| 8 | ANTI-MAGNETIC METAL RING | |||||
| 9 | CLAMPING MATERIAL | |||||
| 10 | TURBINE | |||||
| 11 | MEASURING CHAMBER | |||||
| 12 | GASKET WITH CHAMBER | |||||
| 13 | PLASTIC SEAL | |||||
| 14 | ADJUSTING SCREW | |||||
| 15 | O-RING WITH ADJUSTING | |||||
| 16 | ADJUSTING PLUG | |||||
| 17 | GASKET WITH SHAFT | |||||
| 18 | SHAFT | |||||
| 19 | SPHERE (BRASS) | |||||
| 20 | TEFLON | |||||
| 21 | SPHERE CONNECTOR | |||||
| 22 | NON-RETURN VALVE | |||||
| 23 | STRAINER | |||||
| (EP) | ELEKTRONIC PART | |||||
 | ELEKTRONIC MATERIAL | |||||
| 1 | BODY (METERS) | |||||
| 2 | BUTTON | |||||
| 3 | COVER SCREW AND O-RING | |||||
| 4 | PC COVER | |||||
| 5 | GASKET OF COVER | |||||
| 6 | CARD OF SCREW | |||||
| 7 | CARD AND LCD SCREEN | |||||
| 8 | PULSE AND CARD | |||||
| 9 | READING CARD | |||||
| 10 | BATTERYX2 | |||||
| 11 | SCREW OF DC MOTOR | |||||
| 12 | DC MOTOR | |||||
| 13 | LOCKING SCREW | |||||
| 14 | ABS BOX | |||||
| 15 | BATTERY PLUG | |||||
| 16 | BUTTERFLY SEAL | |||||
| K/C | CARD SECTION | |||||