INSTALLATION OF VACON NX DEVICENET OPTION BOARD vacon • 1124-hour support +358 (0)40 837 1150 • Email: vacon@vacon.com5. INSTALLATION OF VACON NX DEVICENET OPTION BOARDNOTE! These instructions apply only to field installations. Otherwise, the board has alreadybeen installed for you at the factory.!NOTEMAKE SURE THAT THE FREQUENCY CONVERTER IS SWITCHED OFF BEFOREAN OPTION OR FIELDBUS BOARD IS CHANGED OR ADDED!Before taking any commissioning actions, carefully read the safety instructions in Vacon NX User’sManual, Chapter 1.A Vacon NX frequency converterB Remove the cable cover.