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Home > Instruments & Meters > Meter for Liquid & Gas > Flow Meter > DN50-DN300 Large Diameter Ultrasonic Heat Meter | M-Bus/LoRaWAN Options | High Flow Capacity | for District Heating Networks
DN50-DN300 Large Diameter Ultrasonic Heat Meter | M-Bus/LoRaWAN Options | High Flow Capacity | for District Heating Networks
Negotiable
MOQ: 5 Pieces (Price negotiable depending on order volume and customization)
Key Specifications
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Brand Name:
Highwell Electronic
Place of Origin:
China
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Brand Name
Highwell Electronic
Place of Origin
China
Features
1.Using picosecond-level high-precision metering chips;
2.With power-off data automatic saving;
3.With dual metering function of heat and cold;
4.With 24-month historical data storage, recording and query;
5.Abnormal alarms such as battery undervoltage, sensor failure, abnormal temperature, etc.;
6.A variety of adaptation calibers, water inlet or return installation methods can be set;
7.Support infrared, M-BUS, RS485, LoRa, LoRaWAN, NB-IoT, Cat.1, TTL, etc.;
8.Support multiple baud rates of 1200bps, 2400bps, 4800bps, 9600bps;
9.Support infrared and OTA, continuously optimize the functions.
Technical Parameter
| Performance | Parameters (R50) | ||
| Nominal diameter | Minimum Flow Qi (m3/h) |
Normal Flow Qp (m3/h) |
Maximum Flow Qs (m3/h) |
| DN50 | 0.3 | 15 | 30 |
| DN65 | 0.5 | 25 | 50 |
| DN80 | 0.8 | 40 | 80 |
| DN100 | 1.2 | 60 | 120 |
| DN125 | 2.0 | 100 | 200 |
| DN150 | 3.0 | 150 | 300 |
| DN200 | 5.0 | 250 | 500 |
| DN250 | 8.0 | 400 | 800 |
| DN300 | 12.0 | 600 | 1200 |
| Performance | Parameters |
| Measured medium | Domestic water (other liquids need to be customized), and the pipe is filled |
| Power supply mode | DC3.6V (disposable lithium battery) |
| Maximum water volume reading (m3) | 999999.99 |
| Maximum heat reading (kW·h) | 99999999 |
| Accuracy class | class 2 |
| Range ratio | R50 (optional R100) |
| Nominal diameter | DN50～DN300 |
| Pressure loss | ＜25kPa (at normal flow rate) |
| Heat loss calculation | Starting from 1K |
| Temperature difference range | 2～75K |
| Temperature measurement range | 4℃～95℃ |
| Temperature resolution | 0.01℃ |
| Environmental class | Class A(5℃~55℃) |
| Temperature sensor | PT1000 platinum resistor |
| Communication method | Infrared/M-Bus/RS485/LoRa/LoRaWAN/NB-IoT/Cat1/TTL, etc. |
| Protection class | IP68 |
Outline Dimension
| Nominal diameter | Length L (mm) | Flange outer diameter D (mm) | Height H (mm) | Flange hole |
| DN50 | 200 | 165 | 228 | 4-M16 |
| DN65 | 200 | 185 | 245 | 4-M16 |
| DN80 | 225 | 200 | 261 | 8-M16 |
| DN100 | 250 | 220 | 270 | 8-M16 |
| DN125 | 250 | 250 | 293 | 8-M16 |
| DN150 | 300 | 285 | 308 | 8-M20 |
| DN200 | 350 | 340 | 343 | 12-M20 |
| DN250 | 450 | 405 | 493.5 | 12-M24 |
| DN300 | 500 | 460 | 547.5 | 12-M24 |
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Business Type
Manufacturer
Year Established
2010
Factory Size
10,000-30,000 square meters
Total Employees
101 - 200 People
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