Elster BK-G Series Operating Instructions Manual

050886/00 · Edition 07.
D GB F NL I
Operating instructions
Diaphragm gas meters
BK-G.6 to BK-G5
Translation from the German
© 2013 Elster GmbH
Contents Contents
Diaphragm gas meters BK-G.6 to BK-G5 . 
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Safety. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Checking the usage . . . . . . . . . . . . . . . . . . . . . 
Diaphragm gas meters BK-G1.6 to G25 . . . . . . 2
BK with integrated "Smart Valve" . . . . . . . . . . . . 2
Type code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Part designations . . . . . . . . . . . . . . . . . . . . . . . . 2
Type label/Index plate. . . . . . . . . . . . . . . . . . . . . 2
ATEX identification . . . . . . . . . . . . . . . . . . . . . . . 3
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Temperature test point . . . . . . . . . . . . . . . . . . 4
Connecting the pressure measuring line . . . 4
Tightness test . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Commissioning. . . . . . . . . . . . . . . . . . . . . . . . . 5
BK-G..M with mechanical index . . . . . . . . . . . . . 5
BK-G..A with Absolute ENCODER index AE1/Z6 5
BK-G..A with Absolute ENCODER AE2/AE3
and communications module ACM . . . . . . . . . . 5
BK-G..E, BK-G..ETB, BK-G..B with electronic
index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Diaphragm gas meters BK with integrated valve 5
Maintenance/Removal. . . . . . . . . . . . . . . . . . . 6
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Technical data . . . . . . . . . . . . . . . . . . . . . . . . . 7
Declaration of conformity . . . . . . . . . . . . . . . . 7
ATEX legend . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0
www.docuthek.com
SK
Safety Safety
Please read and keep in a safe place
Please read through these instructions
carefully before installing or operating. Following the
installation, pass the instructions on to the opera-
tor. This unit must be installed and commissioned
in accordance with the regulations and standards
in force. These instructions can also be found at
www.docuthek.com.
Explanation of symbols
• ,  ,  ,  ... = Action
▷
= Instruction
Liability
We will not be held liable for damage resulting from
non-observance of the instructions and non-com-
pliant use.
Safety instructions
Information that is relevant for safety is indicated in
the instructions as follows:
DANGER
Indicates potentially fatal situations.
WARNING
Indicates possible danger to life and limb.
CAUTION
Indicates possible material damage.
All interventions may only be carried out by qualified
gas technicians. Electrical interventions may only be
carried out by qualified electricians.
Conversion, spare parts
All technical changes are prohibited. Only use OEM
spare parts.
Transport
Diaphragm gas meters are always to be transported
in the upright position. On receipt of the product,
check that the delivery is complete (see Part desig-
nations). Report any transport damage immediately.
Storage
Diaphragm gas meters are always to be stored in the
upright position and in a dry place. Ambient tempera-
ture: see Technical data.
Changes to edition 05.
The following chapters have been changed:
- Checking the usage
- Commissioning
- Maintenance/Removal
- Accessories
- Technical data
- Declaration of conformity
GB-1