摘要
本文介绍一种可产生(0～3000)r/min连续可调标准转速的转速表校验装置,该装置采用全数字控制方式,结合精密转速采样单元与电机恒速控制电路,保障了标准转速信号的高稳定性,装置主要用于检定转速表。
This text introdues one kind speedometer check-up device in succession adjustable standard rotational speed （0 -3000） r/min, this device adopts the digital control method, combine the accurate rotational speed sample unit and electrical machinery constant speed control circuit, has ensured the high stability of the standard rotational speed signal, the device is used for checkup the speedometer mainly.
出处
《仪器仪表用户》
2009年第1期56-57,共2页
Instrumentation
关键词
数字闭环
检定
模拟控制
digital calsed coop
axamination
analog control
