11
l
WARNING!
To activate the
Arrow
WAN
MVM 169
module, set the radio type in wM-
Bus
To activate the
Arrow
WAN
MVM 868
module, set the radio type in
LoRa.
To set the type of radio, click on the three
dots at the top right-hand side (2) and
choose SETTINGS. Check that the correct
radio type (wM-BUS or LoRa) was selected
in the “Application Mode” field. Moreover,
make sure that the “Headend Mode” is not
flagged, since the
Arrow
WAN
MVM radio
does not use this option.
l
WARNING!
When changing the type of radio,
it is necessary to close the app
and repeat the login
2
During activation, 3 parameters are re-
quested: the serial number of the mechani-
cal meter, the pulse weight and the reading
of the volume measured by the meter ex-
pressed in litres.
Once these preliminary operations have
been completed, proceed as follows:
– Enable the smartphone’s audio function;
– Open the “Wirgrid NFC” application;
– Enter the “Login” and “Password”;
– Verify that the correct radio was set in the
“Application mode” field under SETTING;
– Place the smartphone above the radio
module (3) to allow the NFC communica-
tion;
3
– Wait for the “beep”. This will signal that
the NFC communication is active. At this
point, the smartphone can be moved;
– Make sure that “Headend not use for in-
stallation” (4) appears on the display;
4
