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Contents
Important information
This product must be installed professionally and in accordance with the pre-
scribed assembly guidelines and may therefore only be installed by qualified
and trained experts.
Application according to specification
The heat meter is used for the centralised recording of the consumption of
heating energy. The heat meter must be used exclusively for this purpose. The
medium is made up exclusively of water without chemical additives.
Use not according to specification
Any use other than the use described previously and any changes made to the
device constitute improper use. Uses and changes must be queried in writing
beforehand and are subject to special approval.
Warranty and guarantee
Warranty and guarantee claims are only valid if the parts in question have been
used in accordance with their intended use and if the technical requirements
and any applicable technical regulations have been observed.
Safety notes
Improper handling and excessively forceful tightening of screwed connections
can cause leaks. Observe the maximum torque stated in the manual. The
dimensions and thermal loads of seals must be appropriate for their application.
You should therefore only use the seals delivered with the device. Only use
water without chemical additives as the medium for this device.
The installed meter is a pressurized component.
There is a risk of persons suffering scolds from hot water.
Safety and warranty
Safety and warranty ...................................................................................... 3
Safety of lithium batteries............................................................................. 4
Safety notes for lithium batteries .................................................................. 4
Technical data ................................................................................................ 5
Norms and standards ................................................................................... 5
Calculator unit ............................................................................................... 5
Technical data ................................................................................................ 6
Flow sensor .................................................................................................. 6
Temperature sensor ...................................................................................... 6
Device elements ............................................................................................ 7
Device elements ........................................................................................... 7
Key assignment in standard mode ............................................................... 7
Status displays ............................................................................................. 7
Display ............................................................................................................ 8
Operating scheme ........................................................................................ 8
Fast readout mode ....................................................................................... 8
Standard loop ............................................................................................ 8
Error messages ......................................................................................... 8
Display ............................................................................................................ 9
Overview of levels ........................................................................................ 9
Display level L0 – Current consumption values .......................................... 10
Display level L1 – Annual consumption values ........................................... 10
Display level L2 – Current values ................................................................11
Display level L3 – Parameters .................................................................... 12
Display level L5 – Monthly values heat ...................................................... 13
Display level L9 – Current values ............................................................... 14
Special operating states ............................................................................. 14
Error messages .......................................................................................... 15