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S7-EM231热电偶输入模块-6ES7231-7PD22-0XA8
S7-EM231热电偶输入模块-6ES7231-7PD22-0XA8
S7-EM231模拟量输入模块-6ES7231-0HC22-0XA8
S7-EM231模拟量输入模块-6ES7231-0HC22-0XA8
S7-EM231RTD热电阻输入模块-6ES7231-7PB22-0XA8
S7-EM231RTD热电阻输入模块-6ES7231-7PB22-0XA8
S7-EM231RTD热电阻输入模块-6ES7231-7PB22-0XA0
S7-EM231RTD热电阻输入模块-6ES7231-7PB22-0XA0
S7-EM231热电偶输入模块-6ES7231-7PD22-0XA0
S7-EM231热电偶输入模块-6ES7231-7PD22-0XA0
S7-EM231模拟量输入模块-6ES7231-0HC22-0XA0
S7-EM231模拟量输入模块-6ES7231-0HC22-0XA0