Active Front End (AFE) vacon • 2724-hour support +358 (0)201 212 575 • Email: vacon@vacon.com44.6 ApplicationThe Vacon ® NX Active Front End needs special application software, which is delivered with the NXAFE unit. More information on the application can be found in Application User’s Manual.4.7 Diagrams4.7.1 Connection between control unit and power unitThe communication connections between the Active Front End power unit and thecontrol unit isestablished using optical cable, Figure 13. The standard cable length of the optical cable is 1,5 m.For optional the optical cables can get different lengths. The maximum length of the optical cableis 10 m. The adapter board is located back side of the control unit, see Figure 14. ASIC boardterminals located in the unit under the black cover, Figure 15. To open black cover two screws atleft and right side should be opened.Figure 13. Optical cable adapter boardFigure 14. Optical cable adapter board
