GMB-LR
LoRa water meter for the national IoT network. Can be read from the HYDRONET service for water utilities or from a third-party server, for example. Mechanical roll counter.
Water meter types:
- Multi-jet
- Cold water 0–30 °C
- Hot water 30–90 °C
- Sizes: DN20, DN25, DN32, DN40, DN50
Measurement accuracy: MID R100-H/R50-V (2004/22/CE)
Battery life: Over 10 years (depending on the transmission interval)
Operating environment:
- Operating temperature 1–55 °C
- Humidity 0–100% (IP68)
Certified mounting positions
| Size | Inch | Model | Lenght L (mm) | Permanent flow rate Q3 | LVI-number |
|---|---|---|---|---|---|
| DN20 | 3/4" | cold water | 190 | 4 m³ | 4418 052 |
| DN25 | 1" | cold water | 260 | 6,3 m³ | 4418 053 |
| DN32 | 1 1/4" | cold water | 260 | 10 m³ | 4418 054 |
| DN40 | 1 1/2" | cold water | 300 | 16 m³ | 4418 055 |
| DN50 with twist | 2" | cold water | 300 | 25 m³ | 4418 056 |
| DN50/300 laipoin | 2" | cold water | 300 | 25 m³ | 4418 057 |
