西门子电源6ES7307-1EA01/1EA80/1KA01/1KA02/1BA01-0AA0 ¥310.00 6ES7216-2BD23-0XB8西门子模块S7-200CN CPU222 6ES7 216-2BD23-OXB0 ¥190.00 西门子307电源模块6ES7 307-1EA00/1EA01/1BA00/1BA01-0AA0 ¥310.00 西门子LOGO!模块PLC8.4CPU 6ED1052-1MD08/1CC08/1HB08/1FB08-0BA2 ¥210.00 西门子CPU模块6ES7214 215 217-1BG40 1AG40 1HG40-0XB0/OXBO ¥700.00 S71200西门子RS485通讯模块6ES7241-1CH32/1AH32/1CH30-0XB0/1XB0 ¥120.00