{"type":"product","schema_version":"1.0","item_id":"101514229019","canonical_url":"https://tw.bid.yahoo.com/item/101514229019","title":"一對二 RS485中繼器光電隔離 工業級 RS485集線器 2路信號放大器 抗干擾 防雷防浪湧","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-23T17:09:26.987Z","current_price":564,"original_price":null,"stock_status":"low_stock","available_quantity":1,"sold_quantity":0,"seller":{"id":"Y0149357241","name":"自強電控企業社","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/5a19d189-a897-4991-af28-bf1684e72b9c.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/fb699f81-65c3-4e9d-ada1-e0922f3c513e.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/6fb0df01-1119-4f46-8e18-34debf8603eb.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/0baa4922-060a-4d84-9991-7b2660f5f594.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/fecfb367-51a3-498b-83d3-a01242f0c69c.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/e4c441d0-658a-478f-a23c-60b80f3f4f8a.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8f9eedcd-7bea-4a52-9ea8-0e596b0d08f3.jpg","role":"detail","alt":"商品圖片 7","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/12e5ab01-b90b-4bfb-a819-54ebd877cade.jpg","role":"detail","alt":"商品圖片 8","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/c8c0f4aa-907d-472c-b65e-d25245a00b94.jpg","role":"detail","alt":"商品圖片 9","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/905cc839-ae8e-43f7-8199-ed289d18467d.jpg","role":"detail","alt":"商品圖片 10","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/e7bd2a95-ac9d-45e6-8560-522bbda8efff.jpg","role":"detail","alt":"商品圖片 11","width":null,"height":null}],"description":"產品概述:\n\nJPX-6021是一款專為工業自動化通信而生,解決RS-485匯流排星型結構組網,解決複雜電磁環 境下RS-485大系統要求而設計的RS-485匯流排分割集線器(HUB)。支援傳輸速率最高達115.2Kbps, RS-485介面端採用光電隔離技術,600W防雷浪湧保護電路,提供1000V的隔離電壓可以有效地抑 制閃電和ESD保護。\n\nRS-485工作模式採用的判別電路能夠自動感知資料流程方向,並且自動的切換使能控制電路,輕 松解決 RS-485收發轉換延時問題。RS-485介面傳輸距離大於3000米、性能穩定。廣泛用於高速 公路收費系統,道路監控系統及電力採集系統中,是一款性能卓越,價格優良的資料介面轉換產品。\n\n \n\n產品特點:\n\n<內置光電隔離器和600W浪湧保護電路\n\n能夠提供2500V的隔離電壓,可以有效地抑制閃電和ESD,同時可以有效的防止雷擊和 共地干擾\n\n★內置轉換處理器自動感知通道資料流程方向\n\n自動判斷通道狀態,自動切換使能控制電路,輕鬆解解RS-485收發轉換延時問題, 無需跳線設置實現全非同步半雙工(RS-485)模式轉換,隨插即用。\n\n採用外接供電,提供寬電壓輸入\n\n採用外接供電開關電源供電,安全可靠,適用於戶外,提供DC9-40V寬電壓輸入\n\n \n\n產品參數:\n\n★ 相容RS-422、RS-485 TIA/EIA標準\n\n★ 自動發送、接收資料:RS-485二線(A.B)制通信\n\n★ 輸入介面:1路RS-485介面\n\n★ 輸出介面:2路RS-485介面\n\n★ 通信速率:300BPS-256.0KBPS(自我調整)\n\n★ 工作電源:DC9-40V 500mA\n\n★負載能力:每介面RS485能夠連接128個設備\n\n★ 通訊距離:3000米(每介面)\n\n★工作指示燈:電源、資料方向指示、通道指示\n\n★工作方式:非同步半雙工(RS-485雙向通訊)\n\n★ 光電隔離:隔離電壓1KVrms/500VDC絕緣,隔離DC/DC模組,RS-485提供600W的 防雷浪湧,15KV ESD保護\n\n★ 電氣介面:RS-485(4/6芯工業端子台),電源(2芯工業端子台)\n\n★ 傳輸介質:雙絞線或遮罩線\n\n★安裝方式:固定孔安裝\n\n★結構尺寸:100x50x32(mm),長x寬x高(毫米)","shipping_methods":[{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092064025","category_name":"其他","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092064025","name":"其他","url":"/tw/%E5%85%B6%E4%BB%96-2092064025-category.html"}],"view_count":3,"watch_count":0}