EN 90 A6V10816676_----_d Siemens Building Technologies
Operating and mounting instructions
Only for trained experts
EN
Safety and warranty
This product must be installed professionally and in accordance with the pre-
scribedassemblguidelinesandmathereoreonlbeinstalledbualied
and trained experts.
Intended use
Heat meters are for the centralized recording of the consumption of heat
energy or cooling energy. Depending on their design, they are for measuring
hot water or hot water with glycol additives. The heat meters must be used
exclusively for this purpose.
Any use other than the use described above and any changes made to the
device constitute non-intended use. Uses and changes must be queried in
writing beforehand and are subject to special approval.
Contents
Safety and warranty...............................................................................................90
Integration..............................................................................................................92
Installation positions ..............................................................................................93
Installation variants ................................................................................................94
Control elements and interfaces ............................................................................95
Fitting the screw-type meter ..................................................................................95
Fitting the measuring capsule meter .....................................................................96
Installing temperature sensors ..............................................................................97
Wall installation ......................................................................................................99
Attach the user protection......................................................................................99
Meter with M-Bus interface and 2 impulse inputs WFx54.. .................................100
Add-on radio module WFZ662 ............................................................................102
Parameter settings ..............................................................................................104
Operation .............................................................................................................105
Overview of display .............................................................................................106
Parameter settings ..............................................................................................107
Additional parameters for devices with solar adaptation .....................................109
Commissioning ....................................................................................................109
Status displays ....................................................................................................110
Operating state display ........................................................................................110
Error messages ...................................................................................................111
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