We have around 140 MOV connected on profibus-DP in a ring topology(typical distance is around 1.5 kms) . These MOV will be connected to Schneider module 140 CRP-811 which is quantum module for Profibus connectivity . In the data sheet of that module it is written to supprt a max of 126 devices(32 max/node) . Can anybody pls help as to how can i connect these devices to the module