BCU-02,BCU-12BCU-22是用于控制光纤链路上的转换器的控制单元，它们包含集成的分支单元功能，用于收集和存情来自转换模块的实时数据，以帮助故跟踪和分析。数据存储在插入SD卡槽的SDHC存储卡上，可供ABB服务人员分析，控制单元的光纤连接数不同:BCU类型BCU-02bcu-12cu -22控制单元需要外接24V直流电源，它有三个可选的1/0扩展插槽，编码器和现场总线适配器，以及一个可移动的存储单元。例如，如果您需要更换控制单元，您可以通过将内存单元从有缺陷的控制单元移动到新的控制单元来保留参数设置，驱动器到驱动器链路XD2D)是一个菊花销RS-485传输线，允许基本的主/从动器与一个主和多个从动器通信。控制单元也有一个选项插槽用于连接RDCO DDCS通信选项板，有关更多信息请参阅RDCO-0x DDCS通信选项模块用户手册(3AFE64492209[英文])。
BCU-02
BCU-02 ABB 自动化控制系统中一个特定位置所需的时间。相关的测量单位通常是十亿分之一秒对于主存储，毫秒用于二级存储，以及第二用于三级存储。将读取等待时间和写入等待时间分开(特别是对于非易失性存储器)以及在顺序存取存储的情况下，最小、最大和平均等待时间是有意义的。从存储器中读取信息或向存储器中写入信息的速率。在计算机数据存储中，吞吐量通常用每秒兆字节(MB/s)来表示比特率也可以使用。与延迟一样，可能需要区分读取速率和写入速率。此外，顺序访问介质(而不是随机访问)通常会产生最大的吞吐量。存储信息的紧凑性。它是介质的存储容量除以长度、面积或体积的单位(如每平方英寸1.2兆字节)。基于存储在那里的(部分)内容来选择每个可单独访问的信息单元。内容寻址存储可以使用软件(计算机程序)或五金器具(计算机设备)，硬件速度更快，但价格更高。硬件内容可寻址存储器通常用于计算机的CPU缓存。
BCU-02
BCU-02 ABB 自动化控制系统中一个特定位置所需的时间。相关的测量单位通常是十亿分之一秒对于主存储，毫秒用于二级存储，以及第二用于三级存储。将读取等待时间和写入等待时间分开(特别是对于非易失性存储器)以及在顺序存取存储的情况下，最小、最大和平均等待时间是有意义的。从存储器中读取信息或向存储器中写入信息的速率。在计算机数据存储中，吞吐量通常用每秒兆字节(MB/s)来表示比特率也可以使用。与延迟一样，可能需要区分读取速率和写入速率。此外，顺序访问介质(而不是随机访问)通常会产生最大的吞吐量。存储信息的紧凑性。它是介质的存储容量除以长度、面积或体积的单位(如每平方英寸1.2兆字节)。基于存储在那里的(部分)内容来选择每个可单独访问的信息单元。内容寻址存储可以使用软件(计算机程序)或五金器具(计算机设备)，硬件速度更快，但价格更高。硬件内容可寻址存储器通常用于计算机的CPU缓存。
BCU-02
BCU-02,BCU-12BCU-22 are control units for controlling converters on fiber optic links. They contain integrated branch unit functions for collecting and storing real-time data from conversion modules to aid in tracking and analysis. Data is stored on an SDHC memory card inserted into an SD card slot for analysis by ABB service personnel, the number of fiber connections of the control unit varies: the BCU type BCU-02BCU-12CU-22 control unit requires an external 24V DC power supply, it has three optional 1/0 expansion slots, encoder and fieldbus adapter, and the control unit is equipped with an external 24V DC power supply. And a removable storage unit. For example, if you need to replace the control unit, you can preserve the parameter Settings by moving the memory unit from the defective control unit to the new control unit, the drive to Drive link XD2D) is a Daisy pin RS-485 transmission line that allows the basic master/follower to communicate with one master and multiple followers. The control unit also has an option slot for connecting to the RDCO DDCS Communication palette, see the RDCO-0X DDCS Communication Options Module User Manual (3AFE64492209) for more information.
BCU-02 The time required for a specific location in ABB’s automated control system. The relevant units of measurement are typically billionths of a second for primary storage, milliseconds for secondary storage, and the second for tertiary storage. It makes sense to separate read and write wait times (especially for non-volatile memory) and in the case of sequential access storage, minimum, maximum, and average wait times. The rate at which information is read from or written to memory. In computer data storage, throughput is usually expressed in megabytes per second (MB/s) as the bit rate can also be used. As with latency, it may be necessary to distinguish between read and write rates. In addition, sequential access media (as opposed to random access) usually produces the greatest throughput. Compactness of stored information. It is a unit of storage capacity of a medium divided by its length, area, or volume (such as 1.2 megabytes per square inch). Each individually accessible unit of information is selected based on (part of) the content stored there. Content-addressed storage can use software (computer programs) or hardware (computer equipment), which is faster but more expensive. Hardware content addressable memory is commonly used in a computer’s CPU cache.
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