SIEMENS 6AV3971-1CA01-0CA0 Description Description SIEMENS MEMORY SUBMODULE FOR TD20 WITH FIRMWARE FOR AS511, FAP, L1, PARALLEL, 64 KBYTES Related products SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FK6042-6AF71-1TB0 SIEMENS 1790L811A SIEMENS 1FK7011-5AK71-1TG3 SIEMENS 1FT5072-0AC01-0-Z
