| Install: | Horizontal |
|---|---|
| Medium Temperature: | Hot/Cold Water |
| Level Measurement: | B |
| Counter Instructions: | Digital |
| Nominal Diameter: | 15-50mm |
| Principle: | Heat |
| Samples: |
|---|
| Customization: |
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The ultrasonic heat meter measures the flow volume and display the heat energy released or absorbed by water flow when passing though the heat exchange system.
The temperature range is 4~95ºC.
Measurement unit: Kwh, Gcal
Communication Interface choice:
1. M-BUS
2. RS-485
3. Pulse output
4. LoRa/LoRaWAN
5. Water Meter Impulse output, connects Heat Meter, M-BUS/RS-485 output
Models and Specifications
| Model | Qn(m3/h) | Length(mm) | DN(mm) | Sensor length | Display | Communication interface | Class |
| RLM(L)-15-0.6 | 0.6 | 110 | 15 | 1.5m | Kwh, Gcal | 1.M-BUS 2.RS-485 3.Pulse output 4. LoRa/ LoRaWAN 5.Water Meter Impulse output, connects Heat Meter, M-BUS/RS-485 output. | 2 |
| RLM(L)-15-1.5 | 1.5 | 110 | 15 | ||||
| RLM(L)-20-2.5 | 2.5 | 130 | 20 |
Features:
1. Lithium battery life: 10 years
2. Archive: 38 Month data historical( M-BUS, RS-485, Pulse output )
3. Installation choice: Water supply pipeline or Water return pipeline
4. Horizontal or Vertical installation
5. Accuracy: Class 2, meets EN1434
6. Measuring range (q s/q i =100:1)
7. Temperature sensor: PT 1000
8. Environment standard Class: A
9. Min. temperature difference: 3ºC
10. Water pressure: ≤1.6Mpa
Main Technical Parameters:
| Normal DN | mm | 15 | 15 | 20 | |||
| Qn | m3/h | 0.6 | 1.5 | 2.5 | |||
| Qmax | m3/h | 1.2 | 3 | 5 | |||
| Qmin | m3/h | 0.012 | 0.03 | 0.05 | |||
| Body thread | ---- | G3/4"B | G3/4"B | G1"B | |||
| Connection thread | ---- | 1/2" | 1/2" | 3/4" | |||
| Height | mm | 115 | 115 | 105 | |||
| Length | mm | 110 | 110 | 130 | |||
| Pressure loss(KPa/Qp) | 4 | 18 | 11 | ||||
Temperature sensor pair: PT 1000
Installation:
Company Profile:
We are a high - tech factory that independently develops and produces water meter, heat meter and intelligent water meter, with complete system and high quality service.
Our products are sold all over the world and our years of sales experience have enabled us to acquire the trademark and technical talent of Yonggang company.
In addition, we also supply brass accessories and have world-class machining centers, including CNC machine tools, testing machines and other processing equipment.
Choose us and offer you a satisfactory solution.
Welcome to view the following pictures of our company
Please feel free to contact me---Kens Liu
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Audited Supplier 
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