prEN 835 rev

Heat cost allocators for the determination of the consumption of room heating radiators - Appliances without an electrical energy supply, based on the evaporation principle prEN 835 rev

Scope

The document defines heat cost allocators without electrical power supply, based on the evaporation principle which determine the consumption value of room heating radiators. It also specifies the minimum requirements for construction, materials, production, installation, function and evaluation of the display values established by these measuring devices. The document specifies test procedures to establish the compliance with the stated requirements and specifies instruction for the manner and the extent of their realization.