English
Pressing the button for >10 seconds displays the volume
in high-resolution (6 digits after the decimal point). This is
relevant for the verifiability of the meter.
Pressing the button again displays the software version
and the checksum.
Radio variant
The radio function is disabled by default for deliv-
ery. Activation takes place either automatically as
soon as more than 50 litres of gas have flowed
through the meter or manually using the IZAR@
SET software
The IZAR@SET software is used for readout/
parametrization and is obtainable on the internet
at https://www.diehl.com/metering/en/diehl-
metering/support-center/downloads
5.4 Set day function
The consumption values are stored in the memory on the
set day and kept until the next set day. They can be read
off the display or transmitted via the M-Bus or optical inter-
face. The set day can be programmed as required.
The ex works default setting is 31.12. (december 31) of
the year of delivery.
AERIUS
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