ARROW Sigfox Sigfox compact radio module for MVM and MVM PLUS C positive displacement water meters. The ARROW Sigfox operates in the 868 MHz band and is fitted with a built-in inductive sensor. This module guarantees long range transmission of readings and alarms both in urban and suburban areas. IP68 protection rating; powered by a long-life battery. Direct mounting and sealing on the meter. This module comes with a lid which may be lifted to read the counter and dial inscriptions. MVM meters are certified up to R800 and are available with brass or composite body.
Inductive, bidirectional sensor (meter interface) Sigfox UNB protocol, frequency 868 MHz Bidirectional communication: uplink & downlink Standard data acquisition profile: 1 reading per hour/1 transmission per day Extreme data acquisition profile: 1 reading every 15 minutes/1 transmission every 6 hours Able to store 24 readings based on the acquisition profile Alarms: leakage, backflow, tampering, meter blocked, over-consumption and under-consumption, battery Internal clock for synchronisation of readings and data transmission Battery service life up to 15 years (standard configuration) Protection rating: IP68 Sigfox Ready certified
Power RF Range Power supply voltage Power supply Battery service life Firmware
Operating temperature Fitting method Protection rating Dimensions
14 dBm (25mW) Up to -126 dBm Up to 10 km 3.6 V nominal Li-SOCI2, non-replaceable battery Max. 15-year warranty (standard profile) Sigfox network protocol Transmission cycles: 6 h/6 h or 24 h/24 h Data storage -20 °C ÷ +75 °C Coupling to the meter + seal IP68 97 mm x 75 mm x 55 mm
MADDALENA S.p.A. Via G.B. Maddalena 2/4 – 33040 Povoletto (UD), Italy Tel. +39 0432 634811 – Fax +39 0432 679820 – [email protected]
Rev. 2 03/17 | Subject to technical change