{"product_id":"usb-to-4ch-rs485-b-waveshare-26545","title":"USB TO 4CH RS485 (B) Waveshare 26545 Adapter","description":"\u003cstyle\u003e\n  .informatica-description {\n    font-family: 'Assistant', sans-serif;\n    line-height: 1.6;\n    color: #333;\n    max-width: 100%;\n    margin: 0 auto;\n    padding: 20px 0;\n  }\n  .informatica-description h2, .informatica-description .richTitle {\n    font-weight: bold;\n    text-transform: uppercase;\n    color: #000;\n    border-bottom: 1px solid #e0e0e0;\n    padding-bottom: 8px;\n    margin-top: 40px;\n    margin-bottom: 20px;\n    font-size: 1.5em;\n  }\n  .informatica-description h2:first-child {\n    margin-top: 0;\n  }\n  .informatica-description table {\n    width: 100%;\n    border-collapse: collapse;\n    margin: 30px 0;\n  }\n  .informatica-description table, .informatica-description th, .informatica-description td {\n    border: 1px solid #e0e0e0;\n  }\n  .informatica-description th {\n    background-color: #f9f9f9;\n    padding: 12px 15px;\n    text-align: left;\n    font-weight: 600;\n  }\n  .informatica-description td {\n    padding: 12px 15px;\n  }\n  .informatica-description ul {\n    list-style-type: square;\n    margin-bottom: 20px;\n    padding-left: 20px;\n  }\n  .informatica-description li {\n    margin-bottom: 10px;\n  }\n  .informatica-description img {\n    max-width: 100%;\n    height: auto;\n    display: block;\n    margin: 30px auto;\n  }\n  .informatica-description .highlight-box {\n    background: #24AC39;\n    color: #fff;\n    padding: 10px 15px;\n    border-radius: 4px;\n    display: inline-block;\n    margin-bottom: 20px;\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"informatica-description\"\u003e\n\u003cdiv class=\"overviewSec\"\u003eIndustrial Isolated USB to 4-Channel RS485 Converter (B), CH344L Chip, Multi-Protection Circuits, Multi-System Support, Aluminum Alloy Enclosure, Supports Wall-Mount \u0026 DIN-Rail Mounting\u003c\/div\u003e\n\u003cdiv class=\"richTitle\"\u003eIndustrial Isolated USB to 4-Channel RS485 Converter (B)\u003c\/div\u003e\n\u003cp class=\"highlight-box\"\u003eCH344L | Stable Transmission | Applicable To Many Devices | Multi-System Compatible\u003c\/p\u003e\n\u003cimg alt=\"Device Appearance\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_1.jpg\"\u003e\n\u003cdiv class=\"richTitle\"\u003eFeatures At A Glance\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eAdopts original CH344L chip, fast communication, stable and reliable, better compatibility\u003c\/li\u003e\n\u003cli\u003eSupports isolated conversion from USB to 4-channel RS485, convenient for expanding multiple industrial RS485 serial devices\u003c\/li\u003e\n\u003cli\u003eOnboard unibody power isolation, provides stable isolated voltage, no extra power needed for the isolated terminal\u003c\/li\u003e\n\u003cli\u003eOnboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption\u003c\/li\u003e\n\u003cli\u003eOnboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightningproof \u0026 anti-electrostatic\u003c\/li\u003e\n\u003cli\u003eOnboard self-recovery fuse and protection diodes, ensures stable current\/voltage outputs, provides over-current\/over-voltage protection, improves shock resistance\u003c\/li\u003e\n\u003cli\u003eOnboard 120R terminating resistors on RS485 output terminals, enabled\/disabled via DIP switch\u003c\/li\u003e\n\u003cli\u003e10x LED indicators for power, device configuration, and transceiver status\u003c\/li\u003e\n\u003cli\u003eIndustrial grade metal casing, supports wall-mount \u0026 DIN-rail mounting, solid and beautiful, easy to install\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"richTitle\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePRODUCT TYPE\u003c\/th\u003e\n\u003ctd colspan=\"2\"\u003eIndustrial Isolated USB to RS485 Converter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHost Port\u003c\/th\u003e\n\u003ctd colspan=\"2\"\u003eUSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDevice Port\u003c\/th\u003e\n\u003ctd colspan=\"2\"\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBaudrate\u003c\/th\u003e\n\u003ctd colspan=\"2\"\u003e1200bps ~ 460800bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth rowspan=\"3\"\u003eUSB\u003c\/th\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eUSB-B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003e500mA self-recovery fuse, output isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth rowspan=\"4\"\u003eIsolated RS485\u003c\/th\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDirection Control\u003c\/td\u003e\n\u003ctd\u003eHardware automatic control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003e600W lightningproof and surge-suppress, 15KV ESD protection (onboard 120R matching resistors)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Mode\u003c\/td\u003e\n\u003ctd\u003ePoint-to-multipoints (up to 32 nodes, it is recommended to use repeaters for 16 or more nodes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth rowspan=\"4\"\u003eIndicators\u003c\/th\u003e\n\u003ctd\u003ePWR\u003c\/td\u003e\n\u003ctd\u003ePower indicator, glows when USB connected and voltage detected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eACT\u003c\/td\u003e\n\u003ctd\u003eStatus indicator, glows green when driver detected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRXD\u003c\/td\u003e\n\u003ctd\u003eRXD indicator, glows when device ports send data back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTXD\u003c\/td\u003e\n\u003ctd\u003eTXD indicator, glows when USB port sends data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth rowspan=\"2\"\u003eOperating Environment\u003c\/th\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003e-40 ~ 85℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5%RH ~ 95%RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating System\u003c\/th\u003e\n\u003ctd colspan=\"2\"\u003eWin7\/8\/8.1\/10\/11, Mac, Linux, Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"richTitle\"\u003eSafer Isolated Design\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eOnboard unibody power isolation, provides stable isolated voltage, no extra power needed for the isolated terminal\u003c\/li\u003e\n\u003cli\u003eOnboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cimg alt=\"Isolated Design\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_2.jpg\"\u003e\n\u003cdiv class=\"richTitle\"\u003eMulti-Protection, Safe \u0026 Stable\u003c\/div\u003e\n\u003cp\u003eOnboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightningproof \u0026 anti-electrostatic. Onboard self-recovery fuse and protection diodes, ensures stable current\/voltage outputs, provides over-current\/over-voltage protection, improves shock resistance.\u003c\/p\u003e\n\u003cimg alt=\"Multi-Protection\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_3.jpg\"\u003e\n\u003cdiv class=\"richTitle\"\u003eMulti-System Support\u003c\/div\u003e\n\u003cp\u003eSupports Mac, Linux, Android, Windows 11 \/ 10 \/ 8.1 \/ 8 \/ 7 etc.\u003c\/p\u003e\n\u003cimg alt=\"System Support\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_4.jpg\"\u003e\n\u003cdiv class=\"richTitle\"\u003eUp To 1.2km Transmission Distance\u003c\/div\u003e\n\u003cp\u003eThe USB signal can be converted into 4 balanced differential RS485 signals with stable transmission rate. The reliable rate is 1200~460800bps, the transmission distance is about 1.2km for RS485 and about 5 meters for USB.\u003c\/p\u003e\n\u003cimg alt=\"Transmission Distance\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_5.jpg\"\u003e\n\u003cdiv class=\"richTitle\"\u003eAluminum Alloy Enclosure\u003c\/div\u003e\n\u003cp\u003eAluminum alloy enclosure with sandblasting and anodic oxidation process.\u003cbr\u003eSolid and durable, stylish look and nice to touch.\u003cbr\u003eSupports wall-mount \u0026 DIN-rail mounting, more flexible for industrial installation.\u003c\/p\u003e\n\u003cimg alt=\"Aluminum Alloy Enclosure\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_6.jpg\"\u003e\n\u003cdiv class=\"richTitle\"\u003eInterface Introduction\u003c\/div\u003e\n\u003cimg alt=\"Interface Introduction\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_7.jpg\"\u003e\n\u003cdiv class=\"richTitle\"\u003eOutline Dimensions\u003c\/div\u003e\n\u003cimg alt=\"Outline Dimensions\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/image_8.jpg\"\u003e\n\u003c\/div\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":52974736343356,"sku":"2679^","price":1980.0,"currency_code":"UAH","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/usb-to-4ch-rs485-b-1.jpg?v=1775913108","url":"https:\/\/informatica.com.ua\/en\/products\/usb-to-4ch-rs485-b-waveshare-26545","provider":"Informatica","version":"1.0","type":"link"}