ABB YPQ202A YT204001-KB数字量输入卡件
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ABB YPQ202A YT204001-KB扩展单元包含CEX总线逻辑、通信单元和DC/DC转换器，该转换器通过CEX总线从+24 V电源提供适当的电压。以太网电缆必须通过以太网交换机连接到主网络。检测到F（故障）/红色单元错误。由控制软件控制。在控制器重置期间由硬件设置并清除。R（un）/绿色运行。由控制软件控制。在控制器重置过程中被硬件清除。Tx1/黄色闪烁指示从通信单元COM1端口传输的黄色LED。Rx1/黄色闪烁当从COM1端口接收数据时黄色LED闪烁。Tx2/黄色闪烁指示来自通信单元COM2端口的传输的黄色发光二极管。Rx2/黄色闪烁从COM2端口接收数据时黄色发光二极管闪烁。表85。CI855 MasterBus 300接口规格项目值类型以太网单元协议MasterBus 300基于以太网通信速度10 Mbit/s（半双工）状态指示灯正常绿色运行，故障异常红色运行，四个流量指示灯RX/TX1、RX/TX2、COLL1和COLL2为黄色闪烁，由流量速度控制。连接器2 RJ45ABB YPQ202A YT204001-KB
ABB YPQ202A YT204001-KB expansion unit contains the CEX-Bus logic, a communication unit and a DC/DC converter that supplies appropriate voltages from the +24 V supply, via the CEX-Bus. The Ethernet cable must be connected to the main network through an Ethernet Switch. F(ault) /Red Unit error detected. Controlled by Control Software. Set and cleared by the Hardware during controller Reset. R(un) /Green Operating. Controlled by the Control Software. Cleared by the Hardware during controller Reset. Tx1 /Yellow flashing A yellow LED indicating transmission from the communication unit COM1 port. Rx1 /Yellow flashing A yellow LED flashes when data is being received from the COM1 port. Tx2 /Yellow flashing A yellow LED indicating transmission from the communication unit COM2 port. Rx2 /Yellow flashing A yellow LED flashes when data is being received from the COM2 port. Table 85. CI855 MasterBus 300 Interface Specifications Item Value Type Ethernet unit Protocol MasterBus 300 based on Ethernet Communication speed 10 Mbit/s (half duplex) Status indicators Run normally green, FAIL exceptionally red, the four traffic indicators RX/TX1, RX/TX 2, COLL1 and COLL2 are yellow flashing controlled by the traffic pace. Connector 2 RJ45ABB YPQ202A YT204001-KB
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