1.1 General
When EN1434 was being prepared, much useful information and practical advice concerning the choice
and installation of heat meters was received. Though unsuitable for inclusion in the standard it is given
here to help heat meter users.
1.2 Explanations of terms
For the purposes of this report, in addition to the definitions in EN1434, the following terms and symbols
apply
1.2.1 DH (network)
District heating systems
1.2.2 Meter
Heat (energy) meter
1.2.3 Water
Sanitary water
1.2.4 Warm water
Sanitary warm water
1.2.5 Make up liquid
Liquid for refilling leakage of heat conveying liquid
1.2.6 Liquid
Heat conveying liquid in a DH system.