上海玉维电子技术有限公司销售电子产品、仪器仪表、机电设备、电气成套设备、机械设备及配件、产品包括：PLC模块、人机界面（触摸屏）、变频器、软启动器、低压断路器、负荷开关、保护器、接触器、继电器、按钮、指示灯，安全开关，安全继电器，交换机，以太网交换机，光电转换器等供应：Allen-Bradley、ROCKWELL（AB-罗克韦尔）、美国N-TRON交换机等AB-ROCKWELL罗克韦尔红狮N-TRON交换机等1762-IQ16AB数字量输入模块16点数字量直流输入模块1762-IQ16厂家：AB原装现货质保一年1762I/O扩展模块价格低廉、尺寸小巧，但是性能强大。它可以提供多种模块组件，通过使用灵活多样的I/O扩展模块可以提高其控制性能。允许模块采用DIN导轨方式或面板安装。DIN导轨的安装插销和螺钉安装孔集成在一起。控制器可扩展多达4个1762I/O模块使用。优势无机架设计，减少成本及备件小型、高密度I/O模块，满足面板安装空间较小的要求集成高性能I/O总线软件保护，以防止在系统中错误的位置摆放I/O功能丰富，应用范围广泛AC/DC继电器、24VDC、120VAC和240VAC电压模块440G-T21BNPT-5B440G-T27121440G-T27123440G-T27124440G-T27127440G-T27129440G-T27132440G-T27134440G-T27136440G-T27138440G-T27166440G-T27169440G-T27171440G-T27172440G-T27174440G-T27175440G-T27177440G-T27178440G-T27180440G-T27181440G-T27183440G-T27184440G-T27186440G-T27191440G-T27195440G-T27203440G-T27232440G-T27233440G-T27234440G-T27235440G-T27236440G-T27237440G-T27238440G-T27239440G-T27240440G-T27241440G-T27243440G-T27244440G-T27245440G-T27246440G-T27247440G-T27248440G-T27249440G-T27250440G-T27251440G-T27252440G-T27253440G-T27254440G-T27255440G-T27256440G-T27257440G-T27258440G-T27259440G-T27260440G-T27261440G-T27262440G-T27264440G-T27354440G-T27355440G-T27360440G-T27375440G-T2NBBPH-1L440G-T2NBBPH-1R440G-T2NBBPH-2R440G-T2NBNP1-1L440G-T2NBNP2-1L440G-T2NBNPH-1B440G-T2NBNPH-2B440G-TZS21UPLH440G-TZS21UPRH440G-TZS21UTLH440G-TZS21UTRH440H-E22017440H-E22025440H-E22027440H-E22029440H-E22031440H-E22033440H-E22035440H-E22037440H-E22038440H-E22039440H-E22040440H-E22043440H-E22047440H-E22048440H-E22049440H-E22050440H-E22051440H-E22052)