Meta UM-15C
Electronic vane-wheel water meter for metering cold and hot water consumption, storing the readings and transmitting them to a LoRaWAN® network. Applications: water metering in cold and hot water supply systems of housing and utilities, non-residential and industrial buildings and structures.
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Features
- LoRaWAN® v1.0.3 Class A
- Ultra-low power consumption
- Fast installation and deployment
- Non-volatile memory for data storage
- Remote configuration with EasyTool technology
- Transmission range up to 15 km
- Service life of up to 10 years with BatteryCare® technology
Specifications
LoRaWAN regional plans: EU868
General
| Nominal diameter (DN), mm | 15 |
|---|---|
| Accuracy class | C (R100) |
| Minimum flow rate (Qmin), m3/h | 0.015 |
| Transitional flow rate (Qt), m3/h | 0.0225 |
| Nominal flow rate (Qn), m3/h | 1.5 |
| Maximum starting flow rate, m3/h | Qmin x 0.5 |
| Maximum permissible error, % | Qmin to Qt (exclusive): ±5; Qt to Qmax (inclusive): ±2 |
| Maximum operating pressure, bar | 16 |
| Pressure loss at Qmax, bar | max 1.0 |
| Water temperature range, °C | +5 … +90 |
| Dimensions, mm | 110 x 75 x 80 |
| Thread size | G¾ |
| Verification interval, years | 5 |
| Average service life, years | 12 |
| Warranty period, years | 3 |
Radio
| LoRaWAN® device class | A |
|---|---|
| Number of LoRa channels, pcs | Up to 16 |
| LoRaWAN® activation method | OTAA |
| LoRa antenna type | Internal |
| Receiver sensitivity, dBm | -137 |
| Transmit power, mW | Up to 25 |
| Data rate, kbit/s | 0.3 ... 40 |
| Line-of-sight range, km | Up to 15 |
| Range in urban areas, km | Up to 5 |
Register
| Display | LCD |
|---|---|
| Register capacity, m3 | 99999 |
| Scale interval, m3 | 0.0001 |
| Hourly archive, days | 62 |
| Water flow direction detection | Yes |
| Magnet activation | Yes |
| Reverse flow alert | Yes |
| Magnetic tampering alert | Yes |
| Product weight, g | ≤500 |
Power supply
| Built-in battery capacity, mAh | 2500 |
|---|---|
| Built-in battery voltage, V | 3.6 |
| Battery chemistry | Li-SOCl2 |
| Battery life without replacement, years | ≥ 7 |
| Warranty period, months | 36 |
| Guaranteed minimum number of transmitted packets, pcs | 40,000 |
| Maximum flow rate (Qmax), m3/h | 3.0 |
|---|---|
| Operating conditions | Ambient temperature: +5 ... +50 °C; relative humidity at 35 °C: max 80% |
Documentation
Datasheets
Versions
| Part number | Version |
|---|---|
| UM-15C | DN15, Qn=1.5 m3/h, L=110 mm, class C |
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