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RS-485

RS-485

RS-485

RS-485

1

Some RS-485 Transceivers modify the input impedance to allow up to 8 - times more nodes to be connected to the same bus .

有些 RS-485 收发器修改输入阻抗以便允许将多达 8 倍以上的节点数连接到相同总线。

2

The EIA RS-485 specification does not stipulate the method for controlling the driver , therefore a number of options have evolved.

EIA-485 规格没有规定用于控制驱动器的方法，因此，许多选项已经有所改进。

3

Theoretically , the net node can drive up to 127 intelligent power module or UPS terminals through RS-485 bus.

通过 RS-485 总线，节点机理论上的最大负载为 127 台智能电源或智能 UPS 终端；

4

In the light of the character of distributed dam-monitoring system , a type of Local Monitoring Unit(LMU) based on RS-485 bus is designed .

针对分布式大坝安全监测系统的特点，设计了一种基于 RS-485 总线的现场监测单元。

5

The unit is also available with a digital RS-485 communications connection for use with our CEL Series central control panels.

该设备也可使用 RS-485 通讯连接和我们公司的 CEL 系列的中央控制面板。

7

The effects on RS-485 bus-based data transmission are analyzed . The principle structure and communication protocol of system are designed .

分析 RS-485 数据传输的影响因素，设计了系统总体结构及传输协议。

8

The most common RS-485 application is inter-programmable logic controller communication in industrial environments .

RS-485 最常见的应用是在工业环境下可编程逻辑控制器内部之间的通信。

9

Thus, the intelligent home system based on RS-485 bus and with PC as the home gateway is accomplished .

最终实现了以 PC 为家庭网关的基于 RS-485 总线的智能家居系统。

11

Do you know that the RS-485 hardware you 're using could be putting you at risk of data corruption and communication errors ?

你知道你正在应用的 RS-485 硬件吗？它或许正处于数据和通信错误中。

13

14

and through RS-485 bus interface , communication has been realized with the measurment control system of the oil pipeline leakage .

并通过 RS-485 串行总线通讯接口，实现了与石油输送管道泄漏检测系统的远程数字化通讯。

17

Using RS-485 field bus , remote distributed data communication is realized between a PC and NC machine tool .

利用 RS-485 现场总线，一台单片机可以与多个数控机床进行远距离分布式数据通讯。

19

Main board communicates with all control units through RS-485 communication bus , and they compose a total distributed control system .

主板和制约板之间通过 RS-485 总线进行通讯，构成了一个集散制约系统。

22

Serial communication port for RS-485 communications.

用于 RS-485 通讯系统的串联通讯端口。

24

In this design , computer data communication is the combination of RS-485 bus and CAN-bus .

本设计中，计算机数据通信采用 RS-485 总线和 CAN 总线相结合的方式。

25

It offers four logical inputs and four relays for interfacing to contact closures and RS-232 and RS-485 serial ports .

有四个逻辑输入口和四个继电器，使界面连接闭包和 RS-232 、RS-485 串行端口。

26

The drive features RS-485 serial communications .

驱动器以 RS-485 串联通讯系统为特点。

27

Data acquisition unit and the computer are linked by RS-485.

现场数据采集单元通过 RS-485 总线与上位机通信。

28

Note 2 If need to communication only can select RS-485 communication interface .

注 2 ：如需通讯只能选择 RS-485 通讯接口。

29

Introduce the basic physical ports to realize connecting. For example , there are the RS-485, 232 and parallel ports. 5.

介绍为实现系统互联用到的各种基本物理接口，例如：RS-485 接口、232 接口、并口等。

30

Inspecting and Controlling System Based RS-485 Bus in the Air Condition Area of High Precision Constant Temperature and Constant Humidity

基于 RS-485 总线的高精度恒温恒湿空调测控系统

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