GB-9
D
GB
F
NL
I
E
Replacing the communication module
▷
TORX screw driver size T20 required.
8
6
4
9
5
7
3
1
2
0
Replace the service cover on the electronic index.
Push in a new screw locking cap, see page 14
(Spare parts). The body carrying out this task
should apply its own adhesive seal for sealing
the service cover.
Changing the SIM card
Establish the optical communications link, see
page 8 (Establishing an optical communica-
tions link).
Follow steps 1 to 6 of “Replacing the commu-
nication module”, see section above.
▷
The SIM card slot can be found on the underside
of the module.
Briefly press the SIM card to remove it from the
holder.
4
Insert the new SIM card in the same position
and lock it by pressing briefly.
5
To reinstall the communication module, follow
steps 7 to 11 of “Replacing the communication
module”, see section above.
▷
The new SIM card requires a new PIN number.
6
Enter the new PIN number via the optical in-
terface. The procedure depends on your user
software.
WARNING
Risk of losing data!
– Before changing the SIM card, ensure that the
GSM connection is not active!
Changing the battery
WARNING
Risk of explosion in explosion-hazard areas!
– As a general rule, maintenance and repair work
should be avoided in explosive atmospheres.
– Check that the electrical system complies with
the special electrical explosion protection re-
quirements.
– When working on electrical equipment in an
explosion-hazard area, only design-approved
electrical operating equipment may be used.
– Use original spare parts supplied by Elster
GmbH, see page 14 (Spare parts).
▷
The battery is available as a spare part, see
▷
Prepare the index for changing the batteries.
▷
TORX screw driver size T20 required.
3
1
2
Battery for the communication module
▷
The battery can only be replaced when no data
communication is taking place (check for the RF
module symbol in the display). Otherwise, data
communication will be cut off.
Replace the battery as shown in the following steps:
6
4
9
5
8
7
0
Reprogram the battery parameters via the optical
interface.
▷
The procedure depends on your user software.
Replace the service cover on the electronic index.
Push in a new screw locking cap, see page 14
(Spare parts). The body carrying out this task
should apply its own adhesive seal for sealing
the service cover.
