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6DD1682-0AK0，西門子，西門子通訊板，價格，現貨銷售，

6DD1607-0EA0，西門子，西門子通訊板，SIMATIC S7-400, COMMUNICATION EXPANSION MODULE EXM 448 FOR FM 458 USED AS DP MASTER WITH CONFIGURATION SW"COM PROFIBUS" (PLEASE NOT COMPATIPLE VERSIONS OF OPERATOR

6DD1607-0CA1，西門子，西門子通訊板，SIMATIC S7-400, EXM 438-1 I/O EXPANSION MODULE FOR FM 458 4 X ANALOG OUTPUTS 16 BIT EXM 438-1 NOT SPAREPART COMPATIBLE TO EXM438

6DD1607-0CA0，西門子，西門子通訊板，SIMATIC S7-400, EXM 438 I/O EXPANSION MODULE FOR FM 458

6DD1607-0AA1，西門子，西門子通訊板，SIMATIC S7-400, FM458-1 DP APPLICATION MODULE FOR SIMATIC S7-400

6DD1682-0AF0，西門子，西門子通訊板，SIMADYN D SUBRACK SR4 12PS,WITH POWER SUPPLY UNIT SP5