Water Meter Test Benches
Gravimetric Water Meter Verification Bench
Model: MJ3210 Series
MJ3210-10 Gravimetric Water Meter Verification Bench. Used for cold water meter verification, testing, and durability work, including gravimetric benches and life/reliability test benches. The technical specifications below are translated from Meijie's official product details.
Standards & Compliance
- DN15-DN25
- Flow range: 0.004-8 m3/h
- Accuracy class: 0.2
Technical Specifications
- Model: MJ3210-10
- 1. System accuracy class: class 0.2. (certificate issued by a provincial or higher metrology verification authority)
- 2. Measuring range: nominal size: DN(15-25); Flow: (0.004-8)m³/h; water temperature: (20±5)℃.
- 3. The system uses weighing method, reversible, start/stop capable;
- 4. Main standard instrument: uses Inteco brand;
- Electronic scale(30kg, verification scale interval1/6000, integrated single weighing platform);
- Electronic scale(150kg, verification scale interval1/7500, integrated single weighing platform);
- 5. Electromagnetic flowmeter: 2 units, Flow range: (0.004-8)m³/h, accuracy class: class 0.5; (Yokogawa EJA brand, Japan)
- 6. Temperature sensor: Temperature range: (0~50)℃, maximum permissible error: ±0.2℃; (Germany JUMO brand)
- 7. Pressure sensor: Pressure range: (0-1.6)MPa, accuracy class: class 1.6; (Germany JUMO brand)
- 8. Chiller unit: cooling water capacity: determined by the tank and piping, water temperature control range: (20±5)℃, cooling speed: 5℃/h.
- 9. Meter sizes under test: DN15, DN20, DN25 cold water meters.
- Series configurations cover DN15-DN50 gravimetric water meter verification/testing; the general configuration covers 0.004-32 m3/h, while MJ3210-10/24 cover DN15-DN25 and 0.004-8 m3/h.
Applications
Water meter verification / Water meter R&D / Type evaluation
FAQ
Which water meter sizes can the gravimetric bench verify?
The official product direction focuses on cold water meter verification work, with DN15-DN25 and project-specific flow points represented in Meijie public product data.
What is the main verification method?
The system uses the gravimetric method for water meter verification, supporting automatic acquisition, data recording, and original record output.
Who is this water meter bench best suited for?
It is suited to water meter manufacturers, testing organizations, and metrology laboratories that need cold water meter verification or production quality checks.