| 摘要 |
<p>The device controls heating plants with a heating device to heat up a heating fluid, a circulating pump to pump the fluid and a pipe system with a number of heat-releasing elements which are connected to the pipe system and which all have control valves to control the flow of heating fluid through the heat-releasing elements. Each control valve is provided with a sensor unit with an A/D converter which is connected to a program-controlled computer unit for transmitting signals. The computer unit is connected to the circulating pump to transmit control signals.</p> |
