According to the technology of designing intelligent insrumentation,the new calibration insrument is based on DSP processor, adopts digital sampling and advanced sinal processing technology.

• 仪器按照智能化的设计方法,结合数字采样技术,以DSP微处理器为核心,采用先进的数字信号处理方法,仅用一台仪器即可实现电流互感器的现场校验。