Elster-Instromet
9
73021678d © Elster GmbH • All rights reserved • Subject to technical modification
English
5. Operating Location
If you …
-
wish to mix in
odorisation agents
or
- use
solenoid valves
,
please always fit them only
downstream of the meter
. Otherwise, the device may be
damaged.
The
flow
through the meter must be
free of vibrations / pulsations
in order to avoid
measuring errors.
Compliance with the specified
operating and ambient conditions
as indicated on
the type label is absolutely essential for
safe operation
of the meter and additional
equipment.
The gas
may not contain suspended particles > 50 µm
. In addition, the
gas must
be dry
. Otherwise, the meter may be damaged.
To protect the meter, a cone strainer with mesh size 250 µm must be installed on all
new installations, and is also recommended for existing installations. When installing
the meter in a vertical position, with the direction of flow from bottom to top, a strainer
must be fitted to both the meter inlet and outlet (to protect against falling dirt).
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