Options A-2AC890PX AC DriveOption CardsThere are a range of Option Cards that may come factory-fitted to the 890PX drive, or are available for customer fitting.The options provide for fieldbus communications and speed feedback and are mounted on to the Control Board which ishoused in the Control Module.Refer to the Technical Manual supplied with each Option Card for detailed instructions.Option Card A slotFieldbus communications option cards for all major protocolsOption Card B slotFieldbus communications option cards for all major protocols (FireWire is currently fitted to this slot only)Option Card F slotSpeed feedback option cardsControlBoardOPTION A OPTION BOPTION F