ＳＺＤ液位自控仪电动执行机构堵转问题的解决ＳＺＤ系列液位自控仪与电感浮球传感器配合，用于２－２０吨蒸汽锅炉锅筒水位自动控制，具有结构简单、电路新颖、维修方便、价格低廉等特点，在工业锅炉水位控制中得到大量的使用。仪表由浮球传感器将检测到的液位变化信号，... SZD level automatic control device electric actuator block problem solution SZD series of liquid level controller and inductance float sensor for 2-20 tons of steam boiler drum water level automatic control, with simple structure, the circuit is novel, easy maintenance, Low price and other characteristics, in the industrial boiler water level control to get a lot of use. Instrument by the float sensor will detect the level change signal, ...