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在轻工、纺织、石化、热电、冶金、国防等行业广泛应用的电动单元组合仪表DDZ—Ⅱ型、DDZ—Ⅲ型是由变送器、调节器、转换器、计算器等八类单元仪表组成,各类单元仪表的不同组合可构成功能不同的自动化检测和控制系统,而自动生产线使用的仪表具有连续生产,不易拆装控制仪表柜,而且仪表数量大,品种多,为了提高自动调控系统的质
In the light industry, textile, petrochemical, thermoelectric, metallurgy, defense and other industries widely used electric unit combination meter DDZ-Ⅱ type, DDZ-Ⅲ type is by the transmitter, regulator, converter, calculator and other eight types of unit meters Composed of various types of units of different combinations of instrumentation can constitute a different function of automated testing and control systems, and automated production lines using the instrument has a continuous production, not easy to disassemble the control cabinet, and the large number of instruments, more varieties, in order to improve the automatic control system The quality of