步进顺序控制是可编程序控制器的优势功能，编制步进顺序控制程序的有效方法是画出功能表图。
The advantage function in PLC is stepping sequence control, the efficiency method of establishment the stepping sequence control program is drawing out the function diagram.
SCPI命令是可编程仪器的标准指令，HP33120A函数发生器与HP34401 A数字万用表等程控仪器对其具有兼容性。
SCPI order is the standard instruction of programmable instrument. The programmable control instruments of HP33120A Function Generator and HP34401A Multimeter and so on have compatibility to it.
旋转编码器转换成机械和工业PC输入成电子信号，控制器可处理的计数器，转速表，可编程逻辑。
Rotary encoders convert a mechanical input into electrical signals, which can be processed by counters, tachometers, programmable logic controllers and industrial PCs.
有没有这样的可编程电压表？
有没有这样的可编程电压表？
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