For large system with more devices and operation patterns, part of the functions is implemented in RTU(Remote Terminal Unit) and FTU(Feeder Terminal Unit) to mitigate the load of main station.

针对系统规模大、现场设备多、运行方式变化复杂的特点，将部分功能下移到远动终端装置（RTU）、馈线终端装置（FTU），从而减轻主站的负担。

youdao

For large system with more devices and operation patterns, part of the functions is implemented in RTU(Remote Terminal Unit) and FTU(Feeder Terminal Unit) to mitigate the load of main station.

针对系统规模大、现场设备多、运行方式变化复杂的特点，将部分功能下移到远动终端装置（RTU）、馈线终端装置（FTU），从而减轻主站的负担。

youdao