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RFM-AMB

Wireless M-BUS sensor of temperature and humidity

RFM-AMB

Wireless M-BUS sensor of temperature and humidity

RFM-AMB is a temperature and humidity sensor that collects the data recorded in the rooms where it is installed transmitting them via Wireless M-BUS.

The module records the current minimum, maximum and average data detected in the last hour and in the last day and allows storing the month average data up to the 12 previous months.

Fully compliant with the OMS vol.2-monodirectional transmission specifics and equipped with anti-removal alarm for a safer and more efficient system.

B METERS RFM-AMB

Technical Features

Temperature reading range+1° / +55°C (± 0.4°C)
Humidity reading range0 – 80% (± 3%)
Dimensions (l x h x p)88 x 88 x 25 mm
Power supply3.6 V Lithium battery
Battery life10 years
ProtectionIP20
Maximum working temperature+1° / +55°C
Radio transmission868 MHz WMBUS Standard EN 13757-4 OMS
Transmission rangeUp to 300 meters
Data transmission frequency Programmable: month, day, hour range, frequency (seconds)
Transmitted dataActual temperature -min/max/average temperature of last hour

Min/max/average temperature of last day

Hystorical monthly average temperature data up to 12 previous months
(up to 6 if used combined with Humidity historical data)

Actual humidity – min/max/average humidity of last hour – min/max/average humidity of last day

Hystorical monthly average humidity data up to 12 previous months
(up to 6 if used combined with Temperature historical data)
AllarmLow battery, module Removal

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