工業級雙隔離4路RS-485集線器（HUB），是一款專為解決復雜電磁場環境下RS-485大系統要求而設計的RS-485總線分割集線器(HUB)。
該產品支持傳輸速率達115.2KBPS，采用雙向透明傳輸，能夠把一路RS-485或一路RS-232總線分割為4路RS-485總線，或者把分割的任意一路RS-485信號透傳到上位機的RS-485或RS-232總線上來。該產品下位機的每路RS-485端口都具有反接故障告警及保護功能。通過這一功能大大提高了現有RS-485網絡的可靠性，有效縮短了網絡的維護時間。為了保證數據通訊的安全可靠性，該產品的RS-485接口均提供有2KVAC的隔離電壓保護，4級靜電防護和2級輻射抗擾度防護，可以有效的防止雷擊，共地和輻射干擾，安全可靠，非常適合戶外工程應用。
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.
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