6DD1606-1AA0，西门子，西门子6DD主板，SIMADYN D PROCESSOR MODULE PT2 TECHNOLOGY

6DD1801-1DA2，西门子，西门子6DD主板，SIMADYN D STRUC PACKAGE G/L 4.2 SINGLE LICENSE WITH DOCUMENTS ON CD GERMAN/ENGLISH GRAPH EDITOR F.SCO. UNIX ODT3.0 CD-ROM/DISK, 3.5 INCH, GERMAN/ENGLISH

6DD1681-0EB2，西门子，西门子6DD主板，SIMADYN D INTERFACE MODULE SE41.2 8BI, 24V,LED,GALVANIC ISOLATION

6DD1688-1AC0，西门子，西门子6DD主板，SIMADYN D INTERFACE SUBMODULE SS3 SERIAL INTERFACE I/O 485

6DD1688-1AC1，西门子，西门子6DD主板，SIMADYN D NTERFACE SUBMODULE SS31 EIA 485

6DD1681-0EB1，西门子，西门子6DD主板，SIMADYN D INTERFACE MODULE SE41.1 8BI, 48V, LED, GALVANIC ISOLATION