潍坊市商业设备厂研制的YZK—Ⅱ型液位自控仪最近通过了由市商业委员会组织的技术鉴定. 该自控仪是根据原机械工业部对工业锅炉自控配套、劳动人事部“蒸汽锅炉安全监察规程”和山东省锅炉房运行管理考核标准的要求而研制的一种位式给水自控装置。该装置具有水位控制范围可调,水位自动显示,高、低水位报警,危低水位报警和保 The YZK-II liquid level automatic control instrument developed by Weifang City Commercial Equipment Factory recently passed the technical appraisal organized by the municipal commercial committee. The automatic control instrument is based on the automatic control of the industrial boiler of the former Ministry of Machinery Industry, and the “steam boiler safety supervision of the Ministry of Labor and Personnel”. “Schedule” and a type of water supply automatic control device developed in accordance with the requirements of Shandong Boiler Room Operation Management Assessment Standards. The device has adjustable water level control range, automatic water level display, high and low water level alarm, low water level alarm and protection