●產品性能(neng)與特(te)點

      USC6508B有源(yuan)(yuan)集(ji)線器(qi)是款(kuan)專為解決雜電(dian)(dian)(dian)(dian)磁場環境下RS 485大系統要求而設(she)計的(de)RS -485總線分割集(ji)線器(qi)。USC65088帶(dai)有備(bei)電(dian)(dian)(dian)(dian)輔助(zhu)電(dian)(dian)(dian)(dian)源(yuan)(yuan)，備(bei)電(dian)(dian)(dian)(dian)輔助(zhu)電(dian)(dian)(dian)(dian)源(yuan)(yuan)由兩(liang)節12V12AH鉛酸免維護蓄電(dian)(dian)(dian)(dian)池串(chuan)聯(lian)組成，當主電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)源(yuan)(yuan)無電(dian)(dian)(dian)(dian)或電(dian)(dian)(dian)(dian)源(yuan)(yuan)電(dian)(dian)(dian)(dian)壓過低(di)時，自動(dong)切換到備(bei)電(dian)(dian)(dian)(dian)工作。

      ●主要技術(shu)參數

      1、接(jie)口特(te)性:接(jie)口兼容EIAVTIA的RS- 485/RS 232標準輸入

      RS- 485為(wei)三(san)位接線端(duan)子，輸出RS -485.  USC2、電(dian)氣接口:為(wei)八位接線端(duan)子3.連(lian)線:雙(shuang)絞線或屏蔽線

      4、外形尺寸: 500 mmx150 mmx 400mm

      5.使用(yong)環境(jing): -40C ~ 85"C，相對濕(shi)度為(wei)5%到95%6、傳輸距(ju)離(li):長(chang)1200m

      7、帶有24V電源(yuan)輸出，可為距離(li)電源(yuan)監控主機過遠的傳感器供電

      8、 帶(dai)有備電(dian)輔(fu)助電(dian)源，備電(dian)輔(fu)助電(dian)源由(you)兩(liang)節12V/12AH鉛酸免(mian)維護(hu)蓄(xu)電(dian)池串聯組成。