Ｄ４／ＳＤ系列多通道多参量智能控制数显仪，是核工业北京地质研究院华隆公司仪表部在参照国外最新产品的基础上，融汇多项国际先进技术研制而成的。仪表能与热电偶、热电阻、标准信号及各种标准、非标准的电流、电压传感器信号配套，完成对温度、压力、流量、液位等参量... D4 / SD series of multi-channel multi-parameter intelligent control of digital display instrument, is the nuclear industry Beijing Institute of Geology Hualong Instrument Department in reference to the latest foreign products, based on the integration of a number of international advanced technology developed. Instrument with thermocouple, RTD, the standard signal and a variety of standard, non-standard current and voltage sensor signal matching to complete the temperature, pressure, flow, level and other parameters ...