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1.7 Radio module technical specications
Features Description
Sensor 3-coil inductive (bidirectional)
Compatible meters MVM volumetric meters
Sensor resolution 1L (DN<40); 10L (DN40)
Alarms
Consumption exceeded, no consumption, reversed meter,
backow, leakage, at battery, magnetic tampering,
mechanical tampering
Conguration Through the Android via NFC port (ISO 15693)
Power supply Lithium-ion battery
Battery lifespan Up to 15 years (depending on set conguration)
Certications/Approvals
CE in compliance with European standards
RED 2014/53/EU, RoHS2 (EU) 2017/2102
Radio
Standard
LoRaWAN
TM
v. 1.03 class A
wM-Bus (EN 13757), OMS
Modes
LoRa SF7-12, BW125-500, CR=4/5
wM-Bus T1, C1
Operating frequency
range
863 to 870 MHz
Transmission power max 14dBm
Transmission distance
up to 15 km in LoRaWAN
TM
up to 500 m in wM-Bus
Radio equipment class class 1
Data sent
LoRaWAN
TM
(OTAA)
- measurement data transmission (alarms, hourly/daily
consumption) twice a day
- supervision data transmission (alarms, device status
information) once a week
wM-Bus
- Tiny frame (default): current volume, date and time, volume
on billing date, billing date, errors
- Short frame: current volume, volume on billing date, meter
serial number, alarms
- Long frame (in C1 mode only): same as short frame with the
addition of values from the last 12 months
Factory conguration
Single mode: wM-Bus or LoRaWAN
Dual mode: wM-Bus and LoRaWAN
Environmental conditions
Storage temperature: -20°C – +60°C
Operating temperature: -10 °C – +55 °C
Protection rating IP68
Dimensions 115 mm (Ø) x 190 mm (h)
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