5vacon • 50 InstallationTel. +358 (0) 201 2121 • Fax +358 (0)201 212 2055.1.3 Control BoxThe control unit of the Active Front End unit is mounted into a mounting rack which then can beplaced inside the enclosure, Figure 31 and Figure 32. The control unit should be placed so that it iseasy to access. Vacon alpha-numeric or graphical keypad can be used to control the Active FrontEnd unit. The keypad is connected to the control unit. The keypad can be mounted on the enclosuredoor with optional door mounting kit, see Appendix 81. In that case the keypad connects to thecontrol unit with an RS232 cable. Pay special attention to the earthing of the cable, see theinstructions below.Figure 31. Control unit installed into the mounting box; Left: front; Right: backFigure 32. Mounting points of Control Box11188.emf11187.emfØ 20684 pcs Ø 5 3830810R58.5300582181267.5 8.5
