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使用4引脚或6引脚端子板的PLC/DCS通用模拟输入
图1所示电路提供两个16位全隔离式通用模拟输入通道,适用于可编程逻辑控制器(PLC)和分布式控制系统(DCS)模块。两个通道均支持软件编程,以及多种电压、电流范围和热电耦、RTD类型,具体如图1所示。输入通道提供±30 V直流过压条件保护。 图1.通用模拟输入 ...
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