DT-5019中英文說明

1、文檔可能無法思考全面，請(qǐng)瀏覽后下載! 一、 概述 Summarize隨著PC產(chǎn)業(yè)的不斷發(fā)展,USB接口正在逐漸替代老式PC的各種低速外圍接口，然而目前工業(yè)環(huán)境中許多重要的設(shè)備仍然使用RS422/RS485接口界面設(shè)計(jì)，因此許多用戶使用USB到RS422/RS485轉(zhuǎn)換器來實(shí)現(xiàn)PC機(jī)與RS422/RS485設(shè)備之間的數(shù)據(jù)傳輸。 With the continuous development of the PC industry, USB interface is substituting the old industrial and low speed PC interface, but the

2、re are so much important equipment still use the RS485/ RS422 interface in the industrial environment. So many users have to use the USB to RS485 / RS422 converter to realize the data transfer between PC and RS485 / RS422 equipment.DT-5019是一款通用的USB2.0 TO RS422/RS485轉(zhuǎn)換器，無需外加電源，兼容USB2.0 、RS422、RS485標(biāo)準(zhǔn)

3、，能夠?qū)味说腢SB信號(hào)轉(zhuǎn)換為平衡差分的RS422或RS485信號(hào)，提供每線浪涌600W保護(hù)功率，以及各種原因在線路上產(chǎn)生的浪涌電壓并且極小的極間電容保證了RS422/RS485接口的高速傳輸，RS422、RS485端通過RJ45及DB9公頭的連接器連接。轉(zhuǎn)換器內(nèi)部帶有零延時(shí)自動(dòng)收發(fā)轉(zhuǎn)換，獨(dú)有的I/0電路自動(dòng)控制數(shù)據(jù)流方向，而不需任何握手信號(hào) 如（如RTS、DTR等）無需跳線線設(shè)置實(shí)現(xiàn)全雙工(RS422)、半雙工(RS485)模式轉(zhuǎn)換，即插即用。確保適合一切現(xiàn)有的通信軟件和接口硬件。 DT-5019 is a universal converter of USB 2.0 to RS485/RS

4、422, which is without addition power supply, compatible with USB, RS422, RS485 standards. It can convert USB signals to a balanced differential RS422 or RS485 signals. Each line has surge protection, and various surge voltage protections. The tiny capacitance distance guarantees RS422 / RS485 interf

5、ace of high-speed transmission. RS422, RS485 connect by RJ45 and DB9 interface. Converter with zero delay automatic transceiver inside, unique I/O circuit automatically control data flow direction, without any handshake signals (such as RTS, DTR,etc.) and jumpers set realize full-duplex, half-duplex

6、 mode conversion, plug and play. Ensure the product fix for all existing communication software and hardware interface.DT-5019接口轉(zhuǎn)換器可以為點(diǎn)到點(diǎn)、點(diǎn)到多點(diǎn)的通信提供可靠的連接，點(diǎn)到多點(diǎn)每臺(tái)轉(zhuǎn)換器可允許連接32個(gè)RS422或RS485接口設(shè)備，數(shù)據(jù)通訊速率300-921600bps，帶有電源指示燈及數(shù)據(jù)流量指示燈可指示故障情況、支持的通訊方式有USB2.0到RS422、USB2.0到 RS485轉(zhuǎn)換。 DT-5019 converters for point-to-p

7、oint, point-to-multi point reliable communications. Provides the point to more each converter allows connecting 32 RS422 or RS485 devices, data rate of 300 to 921600bps. The power and data flow indicator light will show fault if any breakdown. Support of communication has USB to RS422, USB to RS485.

8、二、 主要功能FunctionDT-5019接口轉(zhuǎn)換器支持以下四種通信方式： DT-5019 convertor supports four communication modes: 1、點(diǎn)到點(diǎn)/四線全雙工 1, Point-to-point / 4-line full-duplex2、點(diǎn)到多點(diǎn)/四線全雙工 2, Point-to-multi point / 4-line full-duplex8 / 83、點(diǎn)到點(diǎn)/兩線半雙工 3, Point-to-point / 2-line half-duplex4、點(diǎn)到多點(diǎn)/兩線半雙工 4, Point-to-multi point / 2-line

9、half-duplex轉(zhuǎn)換器作為全雙工或半雙工接線時(shí)，為了防止信號(hào)的反射和干擾，需在線路的終端接一個(gè)匹配電阻（參數(shù)為120歐姆1/4W）。When the convertor is working at full-duplex or half-duplex, needs to add a matched resistance to avoid reflects and disturbance of signal. ( 120，1/4W)三、 硬件安裝及應(yīng)用： Installation and utilization安裝DT-5019接口轉(zhuǎn)換器前請(qǐng)先仔細(xì)閱讀產(chǎn)品說明書，將產(chǎn)品所配的通信電纜接入U(xiǎn)

10、SB 接口端，本產(chǎn)品采用USB/DB-9、通用連接器為輸入/輸出接口, 無需跳線設(shè)置自動(dòng)實(shí)現(xiàn)RS422或RS485通信方式，可使用雙絞線或屏蔽線，連接、拆卸非常方便。點(diǎn)到點(diǎn)、點(diǎn)到多點(diǎn)、全雙工通信接四根線T/R+、T/R-、RXD+、RXD-，點(diǎn)到點(diǎn)、點(diǎn)到多點(diǎn)、半雙工通信接兩根線T/R+、T/R-。Please read carefully product manual before install DT - 5019 converter, then insert USB cable which attached to USB port. This product use USB/DB - 9,

11、 general connectors for input/output interface without jumpers, automatically identify RS422 or RS485 communication mode. Fit for twisted-pair cable or shielding wire connection, very convenient to disassemble. Point-to-point, point to more, full-duplex communication that connect four wire T/R +, T/

12、R - and RXD +, RXD -, point-to-point, point to more, half-duplex communication that connect two lines T/R +, T/R -.四、性能參數(shù) Performance parameter1、標(biāo)準(zhǔn)：符合USB2.0標(biāo)準(zhǔn)，向下兼容，符合RS422、RS485標(biāo)準(zhǔn),1, Standards: Compliant with USB 2.0, downward compatibility, and standard RS422, RS4852、USB信號(hào)：VCC、DATA+、DATA-、GND、FG 2,

13、 USB signal: VCC、DATA+、DATA-、GND、FG3、RS422信號(hào)：T/R+、T/R-、RXD+、RXD-、GND 3, RS422 signal: T/R+、T/R-、RXD+、RXD、GND4、RS485信號(hào)：T/R+、T/R-、GND 4, RS485 signal: T/R+、T/R、GND5、工作方式 ：異步工作、點(diǎn)對(duì)點(diǎn)或多點(diǎn)、4線全雙工、2線半雙工5, Working mode: asynchronous working, point-to-point or point-to-more, full duplex 4-line, half duplex 2-li

14、ne6、方向控制 ：采用數(shù)據(jù)流向自動(dòng)控制技術(shù)，自動(dòng)判別和控制數(shù)據(jù)傳輸方向 6, directional control: Using data flow automatic control technology, automatic control and data transmission criterion7、波特率 ：300-9216000bps, 自動(dòng)偵測(cè)串口信號(hào)速率 7, Band Rate: 300-921600bps, automatically detects serial signal rate8、負(fù)載能力：支持點(diǎn)到多點(diǎn)，每臺(tái)轉(zhuǎn)換器可允許連接32個(gè)RS422或RS485接口設(shè)

15、備 8, load capacity: support to more each converter allows connecting 32 RS422 interface RS485 or equipment9、傳輸距離：RS422/485端1200米（9600bps時(shí)），USB線不超過5米 9, Transmission range: 1200meter of RS422/485, 5m of USB cable10、接口保護(hù) ：浪涌600W保護(hù)功率、±15KV靜電保護(hù) 10, Interface Protection: 600W surge protection, ±

16、;15KV Esd protection11、接口形式：USB端A類接口公頭，DB9公頭的連接器連接11, Interface: USB A Male, DB9 Male12、信號(hào)指示：紅色燈電源，綠色燈發(fā)送信號(hào)，黃色燈接收信號(hào)12, signal indication: red for power, green for data sending, yellow for data receiving13、傳輸介質(zhì)：雙絞線或屏蔽線 13, Transmission media: twisted-pair or shielded wire14、傳輸速率：921600bps到300M 38400bp

17、s到600M 9600bps到1.2KM 14, Transmission rate: 921600bps at 300M38400bps at 600M9600bps at 1.2KM15、外形尺寸：總長(zhǎng)1.2米，頭部66*39*20mm15, Size: 1.2M length, convertor 66*39*20mm16、使用環(huán)境：-25到70，相對(duì)濕度為5%到95% 16, Operating environment: -25 to 70, relative humidity at 5% to 95%17、支持Windows98/ME/2000/XP/Vista/7，Linux，MA

18、C，Wince17 Support Windows98/ME/2000/XP/Vista/7，Linux，MAC五、 連接器和信號(hào)：Interface and signal:DB9針形：RS422/RS485輸出信號(hào)及接線端子引腳分配DB9針形輸出信號(hào)RS422全雙工接線RS485半雙工接線1T/R+發(fā)TXD（A+）RS485(A+)2T/R-發(fā)TXD（B-）RS485(B-)3RXD+收RXD（A+）空 N/A4RXD-收RXD（B-）空 N/A5GND地線GND地線 GNDDB9 pin: RS422/RS485 pin assignment for the output signal & terminals blockDB9 PinOutput signalRS422 Full-duplex connectionRS485 Half-duplex connection1T/R+TXD（A+）RS485(A+)2T/R-TXD（B-）RS485(B-)3RXD+RXD（A+）N/A4RXD-RXD（B-）N/A5GNDGN