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6. Communication interfaces
6.5 Wireless meter
The meter has an integrated unidirectional radio transmitter, via which the OMS radio protocol is transmitted accor-
ding to EN 13757.
Distance away upon reading
Installation location Typical distance
House cellar 25 m
Installation duct or chamber of a house 30 m
Open air 300 m
As with any other wireless device, the maximum read distance can be affected by surrounding obstacles
or the local topography.
Activating wireless
Wireless can be activated using the button in the main loop after the display test.
Open Metering
Button press > 3 sec
Deactivating via the button is no longer possible after activation. The radio system can only be
deactivated via the optical interface with IZAR@MOBILE 2 at the Expert user level. In the standard
delivery state, wireless is deactivated.
GB
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