Large Caliber Ultrasonic Smart Water Meter - NB-IoT/Lora/M-Bus

Remote read meters
1- Low-power design, built-in 3.6V lithium battery service life ≥6 years
2- With high and low temperature automatic compensation function; with forward and reverse high-precision measurement capabilities.
3- Large LCD screen displays: forward and reverse flow, flow direction, flow rate, cumulative flow, instantaneous flow, unit, leak detection, empty pipe detection, low battery alarm, external power supply display, etc.
4- It adopts Europe's mature NFC near-field communication technology, has an embedded NFC near-field communication circuit board, connects to the remote data monitoring terminal, and realizes NB-loT data communication; it can be equipped with a new NDC electronic module to realize pulse output, M-Bus, and LoRa remote transmission.
5- Optional remote controlled meters.
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* NB-IOT |
* LORA |
* M- BUS |
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- Frequency band: 800MHz~900 MHz.
- Low-power design, built-in 3.6V lithium battery service life ≥6 years
- Meter data be received and sent to the operator's cloud by the wireless transmission module through the NB-IOT channel.
The management software on server remote monitors the meters and settles the water bill based on the data extracted from the operator's cloud. |
- Frequency band: 470MHz~510 MHz
- Low-power design, built-in 3.6V lithium battery service life ≥6 years
- The concentrator communicates with the meters through Lora to receive data from meter, and sends data back to server by 4G/ Internet.
- Water meter parameters can be set and modified by the hand holder by operator. |
- Communication Rate: 1200bps/2400bps/4800bps
- The concentrator communicates with the meters to receive data from meter, and sends data back to server by 4G/ Internet.
- The working voltage: DC24V powered by the bus; Built-in backup power DC3.6V, static current < 25μA.
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Mechanical characteristics & Parameters
1- The range ratio can reach up to R800; the low starting flow rate is 25l/h, and the batch production rate is R500. It is suitable for occasions where both large and small flows need to be accurately measured, especially suitable for regional water supply analysis.
2- The flow profile sensitivity level can reach U0/D0, it is not necessary to install the front and rear straight pipe sections.
3- The metering channel is a round hole structure, with high measurement stability and small pressure loss. Low pressure loss, △P25, high energy utilization efficiency.
4- A pressure port structure is designed above the water outlet of the shell, which has the function of pressure data collection
5- Ductile iron and stainless housings are optional; Stainless steel series, the housing has an integral welded structure, which is sturdy and reliable and beautiful. It is equipped with a stainless cover to prevent damage from being stepped on or impacted.
6- IP68 waterproof grade, can work in water for a long time, strong anti-interference ability.
| Dia. | Q3 (m3/h) | Q3/Q1 | ( Highest/Standard) | Q2/Q1 | Maximum peak | Starting flow | L(mm) | B(mm) | H(mm) | h(mm) | Weight(kgs) | LCD |
| DN40 | 16 | 500 | 160 | 1.6 | - | 0.025 | 245 | 105.3 | 92 | 28.4 | 1.6 | 9-digits( NFC function can be used to call up different information ) |
| 25 | 800 | 250 | - | |||||||||
| DN50 | 16 | 315 | 315 | 70 | 200 | 135 | 150 | 60 | 7.5 | |||
| 25 | 500 | 500 | 70 | |||||||||
| 40 | 800 | 500 | 70 | |||||||||
| 500 | 500 | 100 | ||||||||||
| DN65 | 40 | 200 | 135 | 165 | 72.5 | 8.5 | ||||||
| 63 | 800 | 500 | 100 | |||||||||
| DN80 | 63 | 500 | 500 | 210 | 225 | 178 | 195 | 90 | 10 | |||
| 100 | 800 | 500 | 210 | |||||||||
| DN100 | 100 | 500 | 500 | 230 | 250 | 220 | 223 | 103 | 15 | |||
| 160 | 500 | 500 | ||||||||||
| 230 | ||||||||||||
| DN150 | 250 | 500 | 500 | 350 | 0.2 | 300 | 285 | 282 | 140 | 32 | ||
| 400 | 500 | 500 | ||||||||||
| 350 | ||||||||||||
| DN200 | 400 | 500 | 500 | 350 | 340 | 332 | 165 | 45 | ||||
| 550 | ||||||||||||
| 1300 | 0.5 | |||||||||||
| DN250 | 1000 | 500 | 500 | 449 | 406 | 383 | 203 | 68 | ||||
| 1300 | ||||||||||||
| DN300 | 1000 | 500 | 500 | 499 | 489 | 456 | 254 | 96 | ||||
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* Working temperature :-25°C ~ +55°C * Pressure: MAP16 * Pressure loss: Ap25
* Upstream flow sensitivity level: U0 * Downstream flow sensitivity level: D0
* Climatic and mechanical environment grade: B * Electromagnetic environment level: El |
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