產(chǎn)品概述
FT-BC-8890是一款通用的USB/RS-232/485/422轉(zhuǎn)換器,無需外加電源、兼容USB、RS-232、RS-422、RS-485標(biāo)準(zhǔn),能夠?qū)味说腢SB信號(hào)轉(zhuǎn)換為平衡差分的RS-232、RS-422或RS-485信號(hào),
提供每線浪涌保護(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RS232/RS-422/RS-485接口的高速傳輸,RS232、RS-422、RS-485端通過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, 的I/O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RTS、DTR等)無需跳線線設(shè)置實(shí)現(xiàn)全雙工(RS-232)、全雙工(RS-422) 、半雙 工(RS-485)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。
產(chǎn)品特性
標(biāo)準(zhǔn):符合USBV.1、1.0、2.0標(biāo)準(zhǔn)ELA RS-485、RS-422S標(biāo)準(zhǔn)
USB信號(hào):VCC、DATA+、DATA-、GND、FG
RS-232 信號(hào): RXD、TXD、DTR、DSR、RTS、CTS
RS-485信號(hào):T/R+、T/R-、GND
RS-422信號(hào):T/R+、T/R-、RXD+、RXD-、GND
工作方式:232全雙工、異步工作、點(diǎn)對(duì)點(diǎn)或多點(diǎn)、2線半雙工、4線全雙工
方向控制:采用數(shù)據(jù)流向自動(dòng)控制技術(shù),自動(dòng)判別的控制數(shù)據(jù)傳輸方向
波特率:300-921.6Kbps,自動(dòng)偵測(cè)串口信號(hào)速率
負(fù)載能力:支持到多點(diǎn)每臺(tái)轉(zhuǎn)換器可允許連接256個(gè)RS-422或RS-485接口設(shè)備
傳輸距離:RS-232端5米、USB口不超過5米;RS-485/422端1200米(9600bps時(shí)),USB口不超過5米
接口保護(hù):浪涌保護(hù)、±15KV靜電保護(hù)
接口形式:USB端A類接口公頭,DB9公頭的連接器連接
信號(hào)批示:2個(gè)信號(hào)批示燈發(fā)送(TXD)或(RXD) 1個(gè)電源指示燈(POWER)
傳輸介質(zhì):雙絞線或屏蔽線
外形尺寸:1500mm*36mm*16mm(長*寬*高)
使用環(huán)境:-40℃到85℃,相對(duì) 溫度為5%到95%
傳輸距離發(fā):0-1200米(485/422)
支持WinXP/7/8/8.1/10等
尺寸圖

注:本產(chǎn)品有全國產(chǎn)化型號(hào)可選
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.