A10VO的泵与A10VSO的泵有区别吗？

力士乐A10VO的泵与A10VSO的泵首先外形尺寸不一样，控制方式SO的少一些。轴承也不*一样。
A10VO for Mobil applications.
A10VSO for Industry application.
71 is displacement size;
DFR is for control devices, such as DG,DR,DRG,DRF,DRS,LA,DFE,DFEE,ED,ER