Controlling device for controlling heating or cooling medium, particularly heater controller, has rotary drive and position element for opening and closing valve
摘要
<p>The controlling device (10) has a rotary drive (12) and a position element (20) for opening and closing a valve (34). A traction drive (26) is provided with a drive shaft (14) and a main shaft (22). The drive shaft is operated by the rotary drive and the main shaft of the position element.</p>
