Title: +175=574.001_OE001_Manual - Varmemåler Hydrocal M3 - På rør.Produktinformasjon.pdf
Always respect the type of installation prescribed (inlet pipe\outlet pipe). Always refer to the information reported on the lid of the meter.The picture below refers to a typical installation of a heat meter, standard version (return pipe installation) and horizontal mounting.Hydrocal M3 Manuale utente – User Manual - v1.429ALLOWED MOUNTING POSITIONSAll the versions of the heat meters can be installed both horizontally and vertically. If installed vertically, make sure that the flow direction follows upward direction. For a better performance it is preferable, however, the horizontal installation, with the turbine axis perpendicular to the ground and the reading mechanism facing upwards.Position allowed.Ideal for a better metering performance.Positions allowed.“Upside down” mounting position is not allowed (see picture below).Hydrocal M3 Manuale utente – User Manual - v1.430ELECTRONIC UNITOpen the electronic unit by leveraging on the two hooks [1] and remove the cover [2].