11
2.6 Connecting the modem to the AS220, AS230, AS300 meter
Disassemble the Elster
®
AS220, AS230, AS300 meter
’s communication module
plastic case. Release the top screw
at the middle and take off the
upper modem unit case.
The modem can be inserted into
the transparent plastic enclosure
of the communication unit.
Inside the communication
module’s
transparent plastic
case, mount the SMA-M
antenna
to
the
antenna
connector (6) on the housing
(fix it with the SMA connector
screw).
The communication unit now
is ready to be attached to the meter by
fixing it on the meter housing.
The 12 pins communication interface (3)
and the mains connector (1) now plugs into
the meter.
After assembly and turning the meter on
the communication module is ready for
operation. The LED signals will sign the
operation status of the communication
module.
