3RA1921-2F  3RA1921-2F
3RA1921-2F  3RA1921-2F

6ES7901-3DB30-0XA0  200 USB口 USB-PPI 国产120 690 
6ES7901-3CB30-0XA0 PC-PP1 串口 660 国产95
北京时代今控科技发展有限公司Siemens China
联系人：刘伟
电话：010-67984579
手机：15001076020
业务QQ：1404477268
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3RH21222FB40
3RH21222GG20
3RH21222HB40
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3RH21312BG40
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3RH21312FB40
3RH21312GG20