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《瀚文》231-4HF30 S7-1200SM1231
6ES7231-5PF32-0XB0S7-1200SM1231电阻模块6ES72315PF320XB0议价
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SM1231 RTD1200PLC温度输入模块,已测试议价
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S7-1200 SM1231 6ES7 231 6ES7231-4HD32/5ND32/4HF32-0XB0
1200 SM1231 TC模块，询价
