系统通过X-Y数字控制移动平台实现测点点阵的自动定位；
The system realizes auto-positioning the measurement points array through the X-Y digital control slider.
结合检测装置和微机控制系统，设计并研制了基于前馈控制同数字PID反馈控制相结合的复合控制的微定位系统。
Combining computer system and detecting device, the micro-positioning system of compound control is designed and researched. This system is based on feedforward and digital PID control.
新工厂中的仪表装置包括Rosemount温度和压力变送器、MicroMotion质量流量计以及配有FIELDVUE数字阀门定位器的Fisher控制阀。
Instrumentation in the new plant includes Rosemount temperature and pressure transmitters, Micro Motion mass flowmeters, and FIELDVUE digital valve controllers mounted on Fisher control valves.
实验证明：其数字式控制方法简便，位置定位准确，控制精度高。
Test result shows the digital control method of system is simple, and has high precision orientation.
为了满足某定位系统对位置伺服控制模块小体积和高精度的要求，文章介绍一种基于高精度运动控制器LM 62 9的全数字位置伺服控制模块。
This paper introduces a digitized position servo module based on precision motion controller LM629 to meet the demand for small volume and high precision.
为了满足某定位系统对位置伺服控制模块小体积和高精度的要求，文章介绍一种基于高精度运动控制器LM 62 9的全数字位置伺服控制模块。
This paper introduces a digitized position servo module based on precision motion controller LM629 to meet the demand for small volume and high precision.
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