GB-7
D
GB
F
NL
I
SK
Releasing the valve
▷
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If a valve is integrated in the diaphragm gas meter
BK, this must be released/opened for commis-
sioning.
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The valve can only be released when the optical
communication link has been established.
1
Establish the optical communication link, see
[Establishing an optical communication link – p. 6].
▷
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Ensure the customer’s consumers are closed.
OFF
Opening valve
CECK IF APPLIANCES,
OFF, THEN HOLD
2
Release the valve.
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The procedure depends on your user software.
Opening valve
Gas valve opened
Press to continue
ON
Retrofitting/replacing the
communication module
UMI-1
UMI-2 UMI-3
BK-Gx
12345
678
BK-Gx
123
BK-G
1
2
3
▷
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The communication module can only be retrofitted
or replaced when the optical communication link
has been established.
4
Establish the optical communication link, see
[Establishing an optical communication link – p. 6].
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The intended interface for the optional commu-
nication module is UMI-1.
5
The communication module and index must be
paired.
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The procedure depends on your user software.
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Retrofit or replace the communication module ac-
cording to the instructions or the servicing steps
provided by the relevant manufacturer.
6
Re-seal the service seal.
Check test
The MID (2004/22/EC) prescribes that the measur-
ing instrument, in this case the BK, should be able
to be checked.
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The accuracy of the meter must be checked by
comparing the flow rates.
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The requirements and test methods must comply
with national laws and regulations.
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The check should be carried out using the cyclic
test, see [Service mode – p. 5].
Assistance in the event of
malfunction
? Fault
! Cause
• Remedy
Possible faults and suggested solutions
?
The
symbol is displayed.
!
If the
symbol appears next to a measured
value, this means that the value is invalid.
•
After the next data synchronization, the data are
recorded again correctly and
disappears.
?
When pressing the user keys, the display remains
switched off. A beep can nevertheless be heard.
!
Energy-saving mode is active. If the index is used
too often, the average energy consumption has
been exceeded.
•
Do not use the index for an extended period, e.g.
24 hours. After this, the user interface will once
again be available.
?
When pressing the user keys, the display remains
switched off and a beep cannot be heard.
!
The index is defective.
•
Contact the manufacturer.
?
The
symbol is displayed.
!
Low battery. This symbol is only displayed when
battery power is low.
•
Change the battery.
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In the case of faults which are not described here,
contact the manufacturer immediately.