ABB DSAI130D 3BSE003127R1 控制模块

Description

• 模拟量输入模块有8个通道。每个通道可以是电压或电流输入。电流输入能够处理至少30V直流电压的变送器电源短路而不会损坏。通过PTC电阻器执行电流限制。电流输入的输入电阻为250欧姆，包括PTC。

  电压输入能够承受至少30V直流电压的过压或欠压。输入电阻为290k欧姆。发射机电源可以连接L1+，L1-和/或L2+，L2-

  特点和优势

  8个通道，用于0…20mA、4…20mA、0…10V或2…10V直流单端单极输入

  1组8个通道与地面隔离

  12位分辨率

  输入分流电阻通过PTC电阻保护至30V

  模拟输入短路保护ZP或+24V

  输入端能够承受HART通信。

  
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