{"product_id":"rs-485-repeater-industrial-grade-amplifier-isolated-converter-for-attendance-machine-ic-card-charging-system","title":"RS-485 Repeater, Industrial Grade Amplifier Isolated Converter for Attendance Machine, IC Card Charging System","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eRS-485 Repeater, Repeater Industrial Grade Amplifier Isolated Converter Used for Attendance Machine, IC Card Charging System, Automation Control\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eRS-485 Repeater, Industrial Grade Amplifier Isolated Converter for Attendance Machine, IC Card Charging System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDescription: This isolated RS485E repeater is a kind of high-performance industrial grade RS485 amplifier and extender. It can automatically sense data flow direction and communication baud rate, not requiring any control or handshaking , and ensure transparent data transmission. Equipment power supply and communication are completely isolated, with and static . It features long distance transmission, high speed, stable and reliable performance. Widely used for attendance machine, IC card charging system, automation control, access control system, parking lot, dining service system, highway toll system. Specifications: Recommended Value (Typical) Limit Value Working Voltage 9V~36V DC 9V~36V DC Rated Power 0.36W (9V\/35mA; 12V\/27mA; 24V\/15mA) 0.5W Working Temperature -30~70 -40~80 Responsible for Capacity 1~128 node 128 node Communication Distance 0~1200 meters 1200 meters Communication Rate 300~500K bps500Kbps Note: It is suggested to use RS485E equipment under recommended value for long-term stable operation. Equipment will not damage when working under limit value, but may result in performance degradation. Do not exceed the limit value, otherwise it may damage the equipment. RS-485 bus wire should be 2-core shielded twisted pair copper wire, of diameter 0.5 to 0.75 square millimeters, impedance 38 to 88 ohms \/ km, capacity of 30 to 50 nanofarad \/ km, pitch is 20mm (if wire distance is not more than 500 meters, the standard can be appropriately lower, but must be twisted pair) Package Includes: 1 x RS-485 Repeater\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ ?Design: Industrial grade design, communication is a completely isolated, stable and reliable performance, the transmission speed is up to 500 Kbps.\u003c\/li\u003e\n\u003cli\u003e✅ ? Electrical Insulation: The built-in high quality DC \/ DC insulated power supply module performs electrical isolation between the ports.\u003c\/li\u003e\n\u003cli\u003e✅ ? Supports Multiple Machine Communication: The RS-485 repeater can connect up to 128 nodes and the transmission distance is up to 1200 meters.\u003c\/li\u003e\n\u003cli\u003e✅ ?Automatic Control Technology: The automatic data flow control technology automatically distinguishes and controls the direction of data transmission. Wide range of power supplies from 9V to 36VDC, and supports reverse polarity .\u003c\/li\u003e\n\u003cli\u003e✅ ?Multiple Measures: Positive and negative 15KV ESD ; 600W dual channel TVS ; 2.5KV communication isolation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping \u0026amp; Guarantees\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ FREE standard shipping within the United States (3–6 business days)\u003c\/li\u003e\n\u003cli\u003e✅ 100% money-back guarantee for lost or damaged items\u003c\/li\u003e\n\u003cli\u003e✅ Secure checkout with encrypted payment processing\u003c\/li\u003e\n\u003cli\u003e✅ Shipping via UPS, FedEx, and USPS\u003c\/li\u003e\n\u003cli\u003e✅ Ships to lower 48 states only (no PO Boxes \/ APO \/ FPO)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReturns\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 30-day hassle-free returns\u003c\/li\u003e\n\u003cli\u003e✅ Items must be unused and in original packaging\u003c\/li\u003e\n\u003cli\u003e✅ Full refund if item is not delivered\u003c\/li\u003e\n\u003cli\u003e✅ Guaranteed delivery within 6–7 business days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePayment Methods\u003c\/h3\u003e\n\u003cp\u003e✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay\u003c\/p\u003e\n\u003ch3\u003eCustomer Support\u003c\/h3\u003e\n\u003cp style=\"text-align:left;\"\u003e✅ Questions? Contact us at \u003cstrong\u003eSupport@GiftAbay.com\u003c\/strong\u003e\u003cbr\u003eWe respond within 24 hours on business days.\u003c\/p\u003e\n\u003cdiv class=\"seo-data\"\u003e\n\u003cp\u003e\u003cstrong\u003eSEO Title:\u003c\/strong\u003e RS-485 Repeater, Repeater Industrial Grade Amplifier Isolated Converter Used for Attendance Machine, IC Card Charging System, Automation Control\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKeywords:\u003c\/strong\u003e rs485, repeater, industrial, grade, amplifier, isolated, converter, electronics, computersaccessories, networkingproducts, repeaters\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Electronics\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSubcategories:\u003c\/strong\u003e Computers \u0026amp; Accessories, Networking Products, Repeaters\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Yanmis","offers":[{"title":"Default Title","offer_id":47678372839644,"sku":"TGABL1312513","price":25.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0816\/2816\/8412\/files\/51YEXHKcSuL._AC_SL1001.jpg?v=1772655960","url":"https:\/\/tech.giftabay.com\/products\/rs-485-repeater-industrial-grade-amplifier-isolated-converter-for-attendance-machine-ic-card-charging-system","provider":"Tech.GiftAbay","version":"1.0","type":"link"}