Multijet domestic water meter
MTK
Product categories
Water
Hauswasserzähler
Water
Drinking Water
Mechanical
Smart City
Smart Building
Your benefits
- Long service life, robust domestic water meter:
Excellent measuring stability and reliability - Measurement of low flow rates:
Increased cost effectivness
Applications
- The MTK domestic water meter is suited for consumption reading of low to middle flow rate measurement typically in the utilities sector
Options
- MTKcoder® MP-register for remote readout
Documentation: MTKcoder® MP - EPe10121
Properties
- Multijet impeller wheel, super dry-dial, magnetic coupling
- Q3 2,5: Measuring range R100
- Q3 4-25: Measuring range R160
- Easy to read roller counter due to large white figures on black background
- 5 dial resolution without comma place
- Maximum operation pressure PN 16 bar
- Maximum operating temperature 30 °C
- Horizontal or vertical installation (Vertical riser/down pipe)
- High grade wear resistant and corrosion proof materials
- Inlet strainer
- Reconditionable and recyclable execution
- Materials suited for contact with potable water
Conformity according to European Measuring Instruments (MID)
Technical Data
| Execution | MTK (horizontal) | MTK-VS or -VF (vertical)1) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nominal diameter | DN | mm | 15 | 20 | 25 | 32 | 40 | 50 | 20 | 25 | 32 | 40 |
| Connection thread on meter | G...B | Inch | 1 | 1 | 1¼ | 1½ | 2 | 2⅜ | 1 | 1¼ | 1½ | 2 |
| Connection thread on coupling | R... | Inch | ¾2) | ¾2) | 1 | 1¼ | 1½ | 2 | ¾2) | 1 | 1¼ | 1½ |
| Operating pressure | PN | bar | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Nominal flow rate | Q3 | m3/h | 2,5 | 4 | 6,3 | 10 | 16 | 25 | 4 | 6,3 | 10 | 16 |
| Overload flow rate3) | Q4 | m3/h | 3,125 | 5 | 7,875 | 12,5 | 20 | 31,25 | 5 | 7,875 | 12,5 | 20 |
| Transitional flow rate ±2% | Q2 | m3/h | 0,04 | 0,04 | 0,063 | 0,1 | 0,16 | 0,25 | 0,04 | 0,063 | 0,1 | 0,16 |
| Minimum flow rate ±5% | Q1 | m3/h | 0,025 | 0,025 | 0,039 | 0,062 | 0,1 | 0,156 | 0,025 | 0,039 | 0,062 | 0,1 |
| Smallest readable volume | l | 0,05 | 0,05 | 0,05 | 0,05 | 0,05 | 0,05 | 0,05 | 0,05 | 0,05 | 0,05 | |
| Maximum register reading | m3 | 100'000 | 100'000 | 100'000 | 100'000 | 100'000 | 100'000 | 100'000 | 100'000 | 100'000 | 100'000 | |
| Temperature | max. °C | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | |
| Measuring range | R100 | R160 | R160 | R160 | R160 | R160 | R160 | R160 | R160 | R160 | ||
| Dimension an weights | MTK (horizontal) | MTK-VS or -VF (vertical)1) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Length without couplings | A | mm | 165 | 190 | 260 | 260 | 300 | 300 | 105 | 150 | 150 | 200 |
| Length with couplings | mm | 257 | 282 | 352 | 372 | 432 | 452 | 197 | 242 | 262 | 332 | |
| Total height | B | mm | 116 | 116 | 135 | 135 | 149 | 163 | - | - | - | - |
| Total height with Reed pulser | B1 | mm | 131 | 131 | 150 | 150 | 164 | 178 | - | - | - | - |
| Meter height from pipe centre line | C | mm | 76 | 76 | 89 | 89 | 103 | 106 | - | - | - | - |
| Meter height with Reed pulser from pipe centre line | C1 | mm | 91 | 91 | 104 | 104 | 118 | 121 | ||||
| Meter depth | D | mm | - | - | - | - | - | - | 148 | 169 | 183 | 226 |
| Meter depth from pipe centre line | E | mm | - | - | - | - | - | - | 130 | 143 | 156 | 190 |
| Meter width | F | mm | 95 | 95 | 100 | 100 | 135 | 151 | 95 | 98 | 101 | 139 |
| Meter height with open lid | G | mm | 193 | 193 | 212 | 212 | 226 | 240 | - | - | - | - |
| Weight without couplings | app. kg | 1.9 | 1.9 | 2.6 | 2.7 | 5.4 | 6.7 | - | - | - | - | |
| Weight without couplings MTK-VS | app. kg | - | - | - | - | - | - | 1.9 | 3.0 | 3.0 | 6.0 | |
| Weight without couplings MTK-VF | app. kg | - | - | - | - | - | - | 2.0 | 3.4 | 3.7 | 7.3 | |
| Weight with couplings | app. kg | 2.2 | 2.2 | 3.1 | 3.4 | 6.5 | 8.3 | - | - | - | - | |
| Weight with couplings MTK-VS | app. kg | - | - | - | - | - | - | 2.2 | 3.5 | 3.7 | 7.1 | |
| Weight with couplings MTK-VF | app. kg | - | - | - | - | - | - | 2.3 | 3.9 | 4.4 | 8.4 | |
| Certifications | MTK (horizontal) | MTK-VS or -VF (vertical)1) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| SVGW certification | x | x | x | x | x | x | x | x | x | x |
| UBA Brass (DIN 50930-6) | x | x | x | x | x | x | x | x | x | x |
| KTW / W270 | x | x | x | x | x | x | x | x | x | x |
| NSF-61-G & 372 | - | - | x4) | - | x4) | - | - | - | - | - |
1) -VS = Vertical riser / -VF = Vertical down pipe 2) Also supplied with couplings R½ 3) Max. 1 h per 24 h, with max. total time of 100 h 4) only in NPSM execution
| Information | |
|---|---|
| EU-REACH Art. 33 / ChemV Art. 71 | Brass products contain lead > 0,1 % |
Dimension Diagram
Materials
| Housing: | UBA Brass (DIN 50930-6) |
| Sealing plate: | UBA Brass (DIN 50930-6) |
| Impeller/measuring insert: | High grade synthetic materials |
| Bearings: | Hard metal, Sapphire, Chrome nickel |
| Seal material: | EPDM |
Measuring error curve
Typical Head Loss Curve
Installation
| Pipeline: | horizontal |  |
| vertical |  | |
| Meter head: | upwards |  |
Installation Requirements
The meter must be installed so that the type plate is always horizontally positioned, facing upwards (do not tilt).
Documentation: GWF Water meter - BAdfei10207