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MD 1670
Installation instructions for volumetric water meters
This manual is valid for the
M1 (MID) fixed installation with
following meters: 612 family, 620
minimum vibration
family, 640 family
• Electromagnetic
class: E1 (MID) residential
Supplied Material:
• Climatic environment: from -10
Each package contains:
°C
up to 70 °C
2)
• Water meter
• Meters have to be installed in a
• Optional connection kits if ordered
stress free condition
General Instructions:
Please also note the directions in
Please read this guide prior to
accordance with:
installing the water meter. The water
• EN 14154-:2005+A2:2011 (water
meter is hermetically sealed and
meter-part 2, installation and
therefore no servicing of the meter
requirements for usage)
will be required. The water meter is
• ISO 4064:2014-1; § 6.3.5: U0D0
designed for use with potable water for
• SO
residential activities. The meters must
requirements)
be stored in a dry, cool place, free of
• DIN 1988-200 (TRWI-planning and
contamination. Please make sure
implementation, components, ...)
that during installation all hygienic
standards and recommendations are
Additional information
respected.
• Using installation brackets is
NOTE:
highly recommended
These installation instructions apply
- Threads dimensions
for volumetric water meters
according to EN ISO 228-
1:2000 Class B
• Volumetric meters with electronic
• Matching connection unions have
register can be installed in all
to be according to this standard
positions (see picture 12)
• At all times during installation and
• Volumetric meters with mechanical
thereafter all statutory provisions,
register can be installed in all
regulations and norms have to
positions, except with a top down
be followed, in particular with
register (see picture 12A) (due to
regard to health and safety
the risk of damaging the gears in
(e.g. earthing, bridging, etc.).
the register)
Compositematerials
nonconductive.
Permissible Operating Conditions
• Cold water meter: from 0.1°C up
STEP 1:
to 50 °C
Before uninstalling the old meter first
• Pressure stage: MAP16
close outlet valve at output, then close
• Mechanical
environment:
inlet valve!
10
11
Thoroughly flush pipe to prevent
1)
contamination of the new meter with
environmental
dirt, sediments and/or particulates.
The infiltration of dirt, sediments
1)
and/or
particles
may damage it and prevent it from
operating correctly.
1/1A Use new sealing washers
2 Install the meter in the correct
flow direction
STEP 2:
Connect meter on one side with the
4064:2014-5
(installation
unions
3/3AUse your hands to fasten the
unions! Then use key
STEP 3:
Finalizing meter connection
4 Prevent rotation of the meter while
tightening unions
5 Repeat process for the remaining
connection as described in pictures
1-2-3-4. Then tighten the unions with
a wrench. The torque should be min.
20 Nm and max. 30 Nm.
6 Turn register in proper position for
optimum readout
used
are
STEP 4:
First filling
7 Inlet side: slowly open the inlet
valve
12
12
ENGLISH
8/8A Check for leaks
9 Outlet side: slowly open the outlet
valve
into
the
meter
Improper first filling may
lead to water hammer or
piston overspeeding which
can damage the meter and
prevent it from operating
correctly.
Note:
10 When using a non return valve
please use the appropriate gaskets
depending on the shape of the
connection pipe.
11 Water meters are calibrated
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.
12/12A Orientation of the display
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
12A
4
4
2 2
EN
DE
FR
ES
IT
NL
4
PL
CZ
SK
SI
7
9
8
8
620-C/M/MC
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