Publicité
Les langues disponibles
Les langues disponibles
MD 1670
Installation instructions for volumetric water meters
Supplied Material:
-10 °C
Each package contains:
- Meters have to be installed in a
- Water meter
stress free condition
- Optional connection kits if
• Acc. to
ordered
EN 14154-:2005+A2:2011 (water
meter-part 2, installation and
General Instructions:
requirements for usage)
Please read this guide prior to
• Acc. to DIN 1988-200
installing the water meter. The water
(TRWI-planning and
meter is hermetically sealed and
implementation, components, ...)
therefore no servicing of the meter
• Using installation brackets is
will be required. The water meter is
highly recommended
designed for use with potable water
- Threads dimensions
for residential activities.
The meters
according to EN ISO 228-
must be stored in a dry, cool place, free
1:2000 Class B
of contamination. Please make sure that
• Matching connection unions have
during installation all hygienic standards
to be according to this standard
and recommendations are respected.
- At all times during installation
NOTE:
and thereafter all statutory
These installation instructions apply
provisions, regulations and
for volumetric water meters
norms have to be followed, in
particular with regard to health
• Volumetric meters with electronic
and safety (e.g. earthing,
register can be installed in all
bridging, etc.). Composite
positions (see picture 12)
materials used are
• Volumetric meters with
nonconductive.
mechanical register can be
installed in all positions, except
STEP 1:
with a top down register (see
Before uninstalling the old meter first
picture 12a) (due to the risk
close outlet valve at output, then close
of damaging the gears in the
inlet valve!
register)
Thoroughly flush pipe to prevent
Permissible Operating Conditions
contamination of the new meter with
- Cold water meter: from 0.1°C
dirt, sediments and/or particulates.
up to 50 °C
- Pressure stage: MAP16
The infiltration of dirt, sediments
- Mechanical environment: M1
and/or particles into the meter
(MID) fixed installation with
may damage it and prevent it from
minimum vibration
operating correctly.
1)
- Electromagnetic environmental
class: E1 (MID) residential
1)
- Climatic environment: from
10
11
www.sensus.com
info.int@sensus.com
2)
up to 70 °C
Use new sealing washers
1/1a
Install the meter in the correct
2
flow direction
STEP 2:
Connect meter on one side with the
unions
3/3a
Use your hands to fasten the
unions! Then use key
STEP 3:
Finalizing meter connection
Prevent rotation of the meter
4
while tightening unions
Repeat process for the
5
remaining connection as
described in pictures 1-2-3-4.
Then tighten the unions with
a wrench.
Turn register in proper position
6
for optimum readout
STEP 4:
First filling
Inlet side: slowly open the inlet
7
valve
8/8a
Check for leaks
Outlet side: slowly open the
9
outlet valve
12
ENGLISH
Improper first filling may
lead to water hammer or
piston overspeeding which
can damage the meter and
prevent it from operating
correctly.
Note:
When using a non return valve
10
please use the appropriate
gaskets depending on the
shape of the connection pipe.
Water meters are calibrated
11
measuring instruments.
Exposing them to hard shock
or not protecting them against
freezing can cause irreparable
damage. Exposure to excessive
heat can damage the meter.
Orientation of the display
12/
12a/
STEP 5
1)
:
All electronic register settings and
functions will be automatically and
correctly activated once the first
volume of water goes through the
meter or with an activation radio
command. Check Segment test and
the mode of the display
1) additional information for 640-C/M/MC
2) condition from -10 °C to 0 °C only if the water
circulation is guaranteed
4 4
4
640-C/M/MC
2
1
1a
3
3a
5
6
8
8a
8 8
12a
4
4
2 2
EN
DE
FR
ES
IT
NL
4
PL
CZ
SK
7
9
8
620-C/M/MC
Publicité
