To enhance the quality of manufacturing as responsibility, build national brand of measurement!
To enhance the quality of manufacturing as responsibility, build national brand of measurement!
OPC420光纤转换器产品资料出自：网页版OPC420光纤转换器
OPC420光纤转换器实现了4-20mA等标准模拟量信号与光纤传输数字信号之间的互相转换，通常配对使用，OPC420/A光纤转换器将4-20mA、0-20mA或0-5V等模拟量信号转换为数字信号，通过光纤传输至测量仪表端，再由OPC420/B光纤转换器将光纤传输的数字信号转换为4-20mA等标准模拟量信号传送至测量仪表。
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China's leading enterprise in variable frequency power measurement and metering
National variable frequency power measuring instrument (metering station) founder
Research and development unit of national variable frequency power metering standard