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            歡迎訪問中煤科工集團常州研究院有限公司!
            KJJ32礦用本安型環網接入器

            發布時間:2020/02/29 16:25:56

            點擊次數:

            KJJ32礦用本安型環網接入器適用于有瓦斯、煤塵爆炸危險的環境,是一種輕便安裝、解環自愈、低功耗的網絡交換設備,具備RS485和CAN總線接入功能,為煤礦井下數據類傳輸系統提供可靠傳輸通道,也可作為主干以太環網的端口擴展和距離延伸。

            功能特點

            防爆型式:礦用本質安全型,標志為Ex ib I Mb;

            額定工作電壓:2路本安電源DC 18 V,每路工作電流:<550 mA;

            4路百兆以太網光信號接口:單模,波長1310 nm;傳輸距離15 km;

            4路以太網電信號接口:10/100 Mbit/s自適應;

            4路RS485接口(復用以太網電口):波特率1200~9600 bit/s,傳輸距離10 km (1200 bit/s);

            4路CAN接口(復用以太網電口):波特率5~50 kbit/s,傳輸距離2 km(5 kbit/s);

            環網冗余恢復時間:≤20 ms;

            外形尺寸 mm:400 x 380 x 80;  

            重量:10 kg;

            防護等級:IP54。

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