Fanuc A20B-0008-0440 PC Model B board. It’s a puncher / comms PCB for the Fanuc 6B CNC. This a peripheral PCB allowing the control to communicate between itself and various types of computer of Fanuc system for inputting programs, etc. Also known as the GE Fanuc series 6B puncher card this board was fitted on the many version of the Fanuc 6 control system. Normally they were interfaced with Fanuc DC velocity control unit namely the M series units 6047. This board was fitted on latter SYSTEM 6B and 6B2 controls such as the 6MB, 6TB after Fanuc stopped selling the 6A control and its PC puncher board.
DNC offer a full service for the A20B00080440 Fanuc PC puncher card, including exchange to save money, testing and repair of the single axis peripheral board for the 6 control system.