SIEMENS 6AV3971-1NA02-0CA0 Description Description SIEMENS MEMORY SUBMODULE FOR OP20 WITH FIRMWARE FOR AS511, FAP, L1, 128 KBYTES Related products SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FK6032-6AK71-1TG0 SIEMENS 1FN1910-0AA20-1AA0
