Diaphragm Gas Meters; Checking The Usage; Diaphragm Gas Meters Bk-G1.6 To G25; Bk With Integrated "Smart Valve - Elster BK-G Series Operating Instructions Manual

Checking the usage

Diaphragm gas meters BK-G1.6 to G5
Residential or commercial diaphragm gas meters
BK for recording gas consumption values for natural
gas, town gas, propane and butane, gases of the
first to third families pursuant to DIN EN 437:2003
(DVGW Code of Practice G260). If used for internal
measurements which are not subject to statutory
testing, the gas meter is also suitable for hydrogen,
nitrogen, air and inert gases.

BK with integrated "Smart Valve"

Not suitable for highly contaminated gases, e.g.
town gas.
Potentially explosive atmosphere
Diaphragm gas meters that are labelled with
(see sticker next to the index) are suitable for
operation in potentially explosive atmospheres of
Category 2G (Zone 1) of Class II 2G c IIB (TÜV 09
ATEX 554884X), see [Declaration of conformity – p. 6].
This function is only guaranteed when used under the
specified operating conditions – see [Technical data
– p. 5]. Any other use is considered as non-compliant.

Type code

Code
BK-G
1.6
.5
4
6
10
16
5
M
C
A
E
T
Te
and
Description
Diaphragm gas meter
Flow rate
0.016 – 2.5 m 3
0.025 – 4 m 3
0.04 – 6 m 3
0.06 – 10 m 3
0.1 – 16 m 3
0.16 – 25 m 3
0.25 – 40 m 3
Mechanical index
Chekker mechanical index
Absolute ENCODER index
Electronic index
Temperature conversion:
Mechanical
Electronic

Part designations

4
3
1
1 Diaphragm gas meter BK
 Index with index plate
 Connectors
4
Protective caps
5 2 x thermowells (optional)
6 Pressure test point with sealing sleeve (optional)

Type label/Index plate

Diaphragm gas meters BK-G..M..
Q
max
Q
min
M09 0102
Q
max
Q
min
002545632734
M09 0102
/h
Diaphragm gas meters BK-G..A.. with
/h
Absolute ENCODER index and integrated
002545632734
/h
"Smart Valve"
/h
/h
M09 0102
/h
DE-07-MI002-PTB001
/h
002545632734
M09 0102
DE-07-MI002-PTB001
002545632734
GB-2
5
6
BK-G..M..
12345678
DE-07-MI002-PTB001
class 1,5
BK-G..M..
NG-47001BM0443 DIN EN 1359:2007
,
-
m 3
12345678
DE-07-MI002-PTB001
class 1,5
1 imp = ^ 0,01 m 3
NG-47001BM0443 DIN EN 1359:2007
,
-
m
3
BK-G..A..
1 imp = ^ 0,01 m 3
ENCODER VALVE
,
-
m 3
BK-G..A..
NG-47001BM0443 DIN EN 1359:2007
ENCODER VALVE
class 1,5
,
-
m
3
NG-47001BM0443 DIN EN 1359:2007
class 1,5
2