中继器是一个小发明,它设计的目的是给你的网络信号以推动,以使它们传输得更远。中继器(RPrepeater)是连接网络线路的一种装置,常用于两个网络节点之间物理信号的双向转发工作。rs485/422中继器是最简单的网络互联设备,主要完成物理层的功能,负责在两个节点的物理层上按位传递信息,完成信号的复制、调整和放大功能,以...
Isolated RS-485 Repeater (2&4-wire seletable for both ends) The ECD485ic safely and effectivelcy connects your sensitive short distance RS-232 ports to robustness long distance RS-485 lines. Full galvanic, optical isolation limits the effects of surge and noise. Support RS-422/485 (2 or ...
Repeater Dimensions W x H x D: 72 x 35 x 118 mm Operating temperature: -25...+75 °C Appliance type: Serial repeater Connection A: Terminal Block Connection B: Terminal Block Galvanic isolation: Yes Interface A: RS485 Interface B: RS485 Operating voltage: 10...30 VDC ...
KeyWords:RS-485Half-duplexRepeater RS一485具有通讯距离远.抗干扰能力强.可靠性高和成 本低的特点,在分散目标监控系统和数据集抄系统等场合获得 了广泛的应用。半双工通讯足以满足大多数应用场合的通讯要 求,因此.在实际工程项目应用中.用RS-485构成分布式系 ...
(Repeater Direction Control) 5 3 GND for Bus Termination 6 1 VCC (+5V) for Bus Termination 7 +24V Supply 8 2 PA (A – Green Wire) 9 CNTR-N (Repeater Direction Control) 5 Not Used Operation in RS485 and RS422 Systems The LTC2876 and LTC2877 are completely compatible with standard ...
The RS485HUB-Rev B is a 4-port automatic RS485 repeater/hub (non-isolated) with an RS232 port. The unit can be used to expand RS485 serial communications networks by increasing the maximum distance and/or number of nodes on a network. Larger networks can be implemented by cascading units...
SC-R821光电隔离型有源串口中继器是通用的RS-485 / 422信号隔离、中继、放大器,能够隔离RS-485 / 422上下位设备、延长RS-485 / 422总线网络通信距离、增加RS-485 / 422总线网络设备数量,并具有RS-485与RS-422通讯接口转换功能,是专为RS-485 / 422通讯隔离和扩展RS-485 / 422传输距离、通讯设备数量而设计...
By modifying the 485 address, up to 247 modules can be cascaded (more than 16 please use R485 repeater) Can read temperature and PT100 resistance value Adapted sensor: PT100 3-wire or 2-wire sensor Temperature measurement range: A version -40ºC to +220...
预览PDFDownloadHTMLChat AI 部件名M75177P 功能描述RS-485TRANSCEIVER Download9 Pages Scroll/Zoom 100% 制造商MITSUBISHI [Mitsubishi Electric Semiconductor] 网页http://www.mitsubishichips.com 标志 类似零件编号 - M75177P 制造商部件名数据表功能描述 ...
is allowed between any two slaves, and the total bus length is limited to 13km. Each slave connects to the bus via two full-duplex RS-422 transceivers, one on each side of the slave. Those connections provide a repeater function that ensures good transmission quality over the entire network...