3. Installing the energy meter
Fig. 1
• Depending on its design and application (heat meter, cold meter), the energy meter is either installed in the hot
branch or the cold branch of the system.
• The flow sensor must be installed so that the direction of flow matches the direction of the arrow on the sensor.
• Depending on the model, the flow sensor must be installed in the flow line or the return line. The installation
position is displayed in info loop 3.4 (see "Info loop (3)" on page 30) and also a pictogram.
Flow line
(Installation position adjustable on
Return line
Without pictogram
site, see 5.1 page 26)
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