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Controlling central heating circulation pump speed, employs regulator and control circuit measuring and evaluating differential pressure in connected line
Controlling central heating circulation pump speed, employs regulator and control circuit measuring and evaluating differential pressure in connected line
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机译:控制集中供热循环泵的速度,采用调节器和控制电路测量和评估连接管路中的压差
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摘要
The pump (1) and/or regulator (3) have a control circuit (5). Pressure difference in the connected line is measured and evaluated for control purposes. Pulse width modulated command signals are processed. An Independent claim is included for corresponding equipment.
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