Siemens SIMATIC PLC 6AG1952-1AP00-7AA0 SIPLUS S7-400 MC RAM 8 MB    -25 ... +70 DEGREES C    WITH CONFORMAL COATING    BASED ON 6ES7952-1AP00-0AA0    .    RAM MEMORY CARD    FOR S7-400, LONG VERSION,    8 MBYTES 6AG19521AP007AA0