Name: Industrial serial server, RS485 to RJ45 Ethernet, TCP/IP to serial
Brand: Waveshare
SKU: WVSH0589
Price: 2549.99 INR
Availability: InStock

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{"id":10250276471101,"title":"Industrial serial server, RS485 to RJ45 Ethernet, TCP\/IP to serial","handle":"industrial-serial-server-rs485-to-rj45-ethernet-tcp-ip-to-serial","description":"\u003ch2 style=\"text-align: center;\"\u003eRS485 to RJ45 Ethernet Module\u003c\/h2\u003e\n\u003ch4 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eRail-mount RS485 serial server\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-1.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eVersion Options\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable height=\"319\" style=\"border-collapse: collapse; width: 82.1429%; margin-left: auto; margin-right: auto;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 10px; text-align: center; width: 50.2347%;\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-4-1.jpg\" class=\"round1234\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRS485 TO ETH (B)\u003c\/strong\u003e\u003cbr\u003eCommon Ethernet port (B)\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e9 ~ 24V power supply, without isolation protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 10px; text-align: center; width: 49.7653%;\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-4-2.jpg\" class=\"round1234\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRS485 TO ETH (C)\u003c\/strong\u003e\u003cbr\u003eCommon Ethernet port (C)\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e6 ~ 36V power supply, with Electrical isolation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eThe RS485 TO POE ETH (B) is the hardware upgrade version, supports PoE Ethernet port\u003cbr\u003epower supply, with power and signal isolation protection, which is safer for industrial\u003cbr\u003eapplications. All three versions have the same software functionality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-25.jpg\" class=\"round1234\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eFeatures at a Glance\u003cbr\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eThis is a RS485 device data acquisitor \/ IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc. The module features RS485 and Ethernet port (POE function is optional), uses screw terminals for power input. Rail-mount case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety \u0026amp; security IoT, and intelligent instrument monitoring.....\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable style=\"border-collapse: collapse; width: 82.1429%; margin-left: auto; margin-right: auto;\" height=\"1233\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003e\u003cstrong\u003ePRODUCT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e\u003cstrong\u003eRS485 TO ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e\u003cstrong\u003eRS485 TO ETH (C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.6853%;\"\u003e\u003cstrong\u003eRS485 TO POE ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003e\u003cstrong\u003eRS232\/485\/422 TO ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003e\u003cstrong\u003eRS232\/485\/422 TO POE ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eSerial server, Modbus Gateway, MQTT Gateway\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eBasic Function\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 36.9839%;\" colspan=\"3\"\u003eBi-directional transparent data transmission between RS485 and Ethernet\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eBi-directional transparent data transmission between RS232\/485\/422 and Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eCommunication interface\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 36.9839%;\" colspan=\"3\"\u003eRS485 port ×1, Ethernet port ×1\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eRS232 port ×1, RS485 port ×1, RS422 port ×1, Ethernet port ×1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e9 ~ 24V DC screw terminal\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e6 ~ 36V DC screw terminal\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.6853%;\"\u003e6 ~ 36V DC screw terminal, or PoE port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003eDC 5.5 power port, 6 ~ 36V DC screw terminal\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003eDC 5.5 power port, 6 ~ 36V DC screw terminal, or PoE port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eIsolation Protection\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003eN\/C\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 67.3571%;\" colspan=\"4\"\u003ePower isolation, Signal isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eCOMMUNICATION\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eEthernet\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 24.2986%;\" colspan=\"2\"\u003eCommon network port \u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.6853%;\"\u003ePoE network port, supports IEEE 802.3af standard\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003eCommon network port \u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003ePoE network port, supports IEEE 802.3af standard \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e10 \/ 100M auto-negotiation RJ45 connector, 2 KV surge protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eSerial port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 24.8346%;\" colspan=\"2\"\u003eIsolated RS485\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eIsolated RS232\/485\/422\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eSERIAL SPECIFICATION\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eBaudrate\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e300 ~ 115200 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eParity bit\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003enone, odd, even, mark, space\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eData bit\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e5 ~ 9 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eFlow control\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eSOFTWARE\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eProtocol\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003ehost, web browser, device management functions library\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; width: 20.5466%;\"\u003eCommunication method\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eTCP\/IP direct communication, VCOM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eOperating mode\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eTCP server, TCP client (coexisting with TCP server), UDP, UDP multicast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eENVIRONMENT REQUIREMENT\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eOperating temperature\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e-40℃ ~ 85℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eHumidity range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e5% ~ 95% relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 36.9839%;\" colspan=\"3\"\u003eL × W × H: 87 × 36 × 59 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eL × W × H: 88.7 × 72.5 × 24.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003ePrimary Function\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eBi-Directional transparent data transmission between RS485 and Ethernet\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-3.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eRail-Mount Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eEasy to combine multi rail-mounted serial server together, more freely\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-5.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eModbus Gateway Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eSuitable for Modbus gridding upgrade, can be used with 3D configuration software\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-7.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMulti Communication Modes\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eSupports TCP server \/ TCP client \/ UDP mode \/ UDP multicast\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-9.jpg\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-11.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMQTT\/JSON to Modbus\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eMore flexible conversion between different protocols\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-13.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eWhen used as MQTT gateway, the devices can upload serial data to MQTT server by MQTT protocol through transparent transmission, supported servers including Baidu Cloud MQTT, Alibaba Cloud MQTT, China Mobile OneNet, etc. The acquired Modbus RTU or non-standard serial data can be parsed into JSON format and packaged into MQTTdata packet for uploading.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eWhen used as JSON data acquisition gateway, the devices can be connected to data acquisition instruments through RS485 connection, then acquire data automatically, convert the data into JSON format, and finally post it to server. The acquired data supports Modbus RTU 645 instrument 97 version, 645 instrument 07 version, as well as sorts of non-standard RS485 protocols. The uploaded data format can be configured via host, and the JSON upload protocol can be MQTT protocol, HTTP POST protocol, HTTP GET protocol, and so on.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMulti Hosts Roll-Polling Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eDifferent network devices will be identified and responsed respectively, no more crosstalk issue while communicating with multi network devices\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-15.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eUser-Defined Heartbeat\/Registration Packet\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eEasy for cloud communication and device identification\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-17.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNTP Protocol Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eGetting network time info for serial output or data upload\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-19.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMulti Configuration Methods\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eSupports Web browser configuration, obtaining dynamic IP via DHCP,\u003cbr\u003eDNS protocol connected domain server address\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-21.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eInterface Introduction\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-23.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e* for the power supply range, please refer to the label of the corresponding version.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eOutline Dimensions\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-size.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eResources \u0026amp; Services\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eWiki: \u003ca id=\"tab-wiki\" class=\"wikilink\" href=\"http:\/\/www.waveshare.com\/wiki\/RS485_TO_ETH_(B)\" target=\"_blank\"\u003ewww.waveshare.com\/wiki\/RS485_TO_ETH_(B)\u003c\/a\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eWiki: \u003ca id=\"tab-wiki\" href=\"http:\/\/www.waveshare.com\/wiki\/RS485_TO_ETH_(C)\" target=\"_blank\"\u003ewww.waveshare.com\/wiki\/RS485_TO_ETH_(C)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003ePackage Content\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eWeight:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e0.1145 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\" class=\"std\"\u003eRS485 TO ETH Module x1\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-pack.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eThe power supply of this product is not included, it is recommended to used with a \u003c\/em\u003e\u003c\/span\u003e\u003cem style=\"color: rgb(255, 42, 0); font-size: 0.875rem;\"\u003e12V Industrial DIN-Rail Power Supply\u003c\/em\u003e\u003c\/p\u003e","published_at":"2026-03-07T14:34:14+05:30","created_at":"2026-03-05T11:15:51+05:30","vendor":"Waveshare","type":"Ethernet \u0026 Communication Modules","tags":["DIN Rail Serial Server","Industrial Communication Module","Industrial IoT Gateway","Industrial Serial Server","IoT Gateway","Modbus Gateway","Modbus TCP Gateway","MQTT Gateway","NET-ACC","NET-MOD","RS485","RS485 Communication Module","RS485 Converter","RS485 Ethernet Module","RS485 Gateway","RS485 IoT Module","RS485 Network Adapter","RS485 Serial Server","RS485 to Ethernet","RS485 to RJ45","Serial Device Server","Serial to Ethernet Converter","WaveSH","Waveshare","Waveshare RS485","WVSH"],"price":209999,"price_min":209999,"price_max":254999,"available":true,"price_varies":true,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":51450890780989,"title":"RS485 TO ETH (B)","option1":"RS485 TO ETH 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RS485 to RJ45 Ethernet, TCP\/IP to serial - RS485 TO ETH (C)","public_title":"RS485 TO ETH (C)","options":["RS485 TO ETH (C)"],"price":209999,"weight":100,"compare_at_price":null,"inventory_management":"shopify","barcode":"WVSH0591","featured_media":{"alt":null,"id":49632229949757,"position":5,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-1.jpg?v=1772690359"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-eth-b-1_a4a32a43-682c-4882-b59a-a431e3ee583f.jpg?v=1772690170","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-eth-b-2_c6729cf3-142f-45f1-8507-50b7d95483ca.jpg?v=1772690170","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-poe-eth-b-5_58f22b3e-f664-4c7f-8cff-e4721b4df5f1.jpg?v=1772690170","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-poe-eth-b-4_c697e3fe-1eea-4612-a892-175eb810401f.jpg?v=1772690170","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-1.jpg?v=1772690359","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-2.jpg?v=1772690359","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-3.jpg?v=1772690170","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-4.jpg?v=1772690170","\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-5.jpg?v=1772690170"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-eth-b-1_a4a32a43-682c-4882-b59a-a431e3ee583f.jpg?v=1772690170","options":["Variants"],"media":[{"alt":null,"id":49632239616317,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-eth-b-1_a4a32a43-682c-4882-b59a-a431e3ee583f.jpg?v=1772690170"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-eth-b-1_a4a32a43-682c-4882-b59a-a431e3ee583f.jpg?v=1772690170","width":800},{"alt":null,"id":49632238862653,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-eth-b-2_c6729cf3-142f-45f1-8507-50b7d95483ca.jpg?v=1772690170"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-eth-b-2_c6729cf3-142f-45f1-8507-50b7d95483ca.jpg?v=1772690170","width":800},{"alt":null,"id":49632238928189,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-poe-eth-b-5_58f22b3e-f664-4c7f-8cff-e4721b4df5f1.jpg?v=1772690170"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-poe-eth-b-5_58f22b3e-f664-4c7f-8cff-e4721b4df5f1.jpg?v=1772690170","width":800},{"alt":null,"id":49632241090877,"position":4,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-poe-eth-b-4_c697e3fe-1eea-4612-a892-175eb810401f.jpg?v=1772690170"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs232-to-poe-eth-b-4_c697e3fe-1eea-4612-a892-175eb810401f.jpg?v=1772690170","width":800},{"alt":null,"id":49632229949757,"position":5,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-1.jpg?v=1772690359"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-1.jpg?v=1772690359","width":800},{"alt":null,"id":49632229982525,"position":6,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-2.jpg?v=1772690359"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-2.jpg?v=1772690359","width":800},{"alt":null,"id":49632229916989,"position":7,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-3.jpg?v=1772690170"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-3.jpg?v=1772690170","width":800},{"alt":null,"id":49632229884221,"position":8,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-4.jpg?v=1772690170"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-4.jpg?v=1772690170","width":800},{"alt":null,"id":49632229851453,"position":9,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-5.jpg?v=1772690170"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/rs485-to-eth-c-5.jpg?v=1772690170","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch2 style=\"text-align: center;\"\u003eRS485 to RJ45 Ethernet Module\u003c\/h2\u003e\n\u003ch4 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eRail-mount RS485 serial server\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-1.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eVersion Options\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable height=\"319\" style=\"border-collapse: collapse; width: 82.1429%; margin-left: auto; margin-right: auto;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 10px; text-align: center; width: 50.2347%;\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-4-1.jpg\" class=\"round1234\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRS485 TO ETH (B)\u003c\/strong\u003e\u003cbr\u003eCommon Ethernet port (B)\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e9 ~ 24V power supply, without isolation protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 10px; text-align: center; width: 49.7653%;\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-4-2.jpg\" class=\"round1234\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRS485 TO ETH (C)\u003c\/strong\u003e\u003cbr\u003eCommon Ethernet port (C)\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e6 ~ 36V power supply, with Electrical isolation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eThe RS485 TO POE ETH (B) is the hardware upgrade version, supports PoE Ethernet port\u003cbr\u003epower supply, with power and signal isolation protection, which is safer for industrial\u003cbr\u003eapplications. All three versions have the same software functionality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-25.jpg\" class=\"round1234\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eFeatures at a Glance\u003cbr\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eThis is a RS485 device data acquisitor \/ IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc. The module features RS485 and Ethernet port (POE function is optional), uses screw terminals for power input. Rail-mount case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety \u0026amp; security IoT, and intelligent instrument monitoring.....\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable style=\"border-collapse: collapse; width: 82.1429%; margin-left: auto; margin-right: auto;\" height=\"1233\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003e\u003cstrong\u003ePRODUCT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e\u003cstrong\u003eRS485 TO ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e\u003cstrong\u003eRS485 TO ETH (C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.6853%;\"\u003e\u003cstrong\u003eRS485 TO POE ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003e\u003cstrong\u003eRS232\/485\/422 TO ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003e\u003cstrong\u003eRS232\/485\/422 TO POE ETH (B)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eSerial server, Modbus Gateway, MQTT Gateway\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eBasic Function\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 36.9839%;\" colspan=\"3\"\u003eBi-directional transparent data transmission between RS485 and Ethernet\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eBi-directional transparent data transmission between RS232\/485\/422 and Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eCommunication interface\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 36.9839%;\" colspan=\"3\"\u003eRS485 port ×1, Ethernet port ×1\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eRS232 port ×1, RS485 port ×1, RS422 port ×1, Ethernet port ×1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003ePower supply\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e9 ~ 24V DC screw terminal\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003e6 ~ 36V DC screw terminal\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.6853%;\"\u003e6 ~ 36V DC screw terminal, or PoE port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003eDC 5.5 power port, 6 ~ 36V DC screw terminal\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003eDC 5.5 power port, 6 ~ 36V DC screw terminal, or PoE port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eIsolation Protection\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003eN\/C\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 67.3571%;\" colspan=\"4\"\u003ePower isolation, Signal isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eCOMMUNICATION\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eEthernet\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 24.2986%;\" colspan=\"2\"\u003eCommon network port \u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.6853%;\"\u003ePoE network port, supports IEEE 802.3af standard\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003eCommon network port \u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 21.2613%;\"\u003ePoE network port, supports IEEE 802.3af standard \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e10 \/ 100M auto-negotiation RJ45 connector, 2 KV surge protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eSerial port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 12.1493%;\"\u003eRS485\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 24.8346%;\" colspan=\"2\"\u003eIsolated RS485\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eIsolated RS232\/485\/422\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eSERIAL SPECIFICATION\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eBaudrate\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e300 ~ 115200 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eParity bit\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003enone, odd, even, mark, space\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eData bit\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e5 ~ 9 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eFlow control\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eSOFTWARE\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eProtocol\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003ehost, web browser, device management functions library\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; width: 20.5466%;\"\u003eCommunication method\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eTCP\/IP direct communication, VCOM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eOperating mode\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003eTCP server, TCP client (coexisting with TCP server), UDP, UDP multicast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"6\" style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 100.053%;\"\u003e\u003cstrong\u003eENVIRONMENT REQUIREMENT\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eOperating temperature\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e-40℃ ~ 85℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eHumidity range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 79.5064%;\" colspan=\"5\"\u003e5% ~ 95% relative humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 20.5466%;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 36.9839%;\" colspan=\"3\"\u003eL × W × H: 87 × 36 × 59 mm\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); padding: 8px; text-align: center; width: 42.5225%;\" colspan=\"2\"\u003eL × W × H: 88.7 × 72.5 × 24.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003ePrimary Function\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eBi-Directional transparent data transmission between RS485 and Ethernet\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-3.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eRail-Mount Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eEasy to combine multi rail-mounted serial server together, more freely\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-5.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eModbus Gateway Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eSuitable for Modbus gridding upgrade, can be used with 3D configuration software\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-7.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMulti Communication Modes\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eSupports TCP server \/ TCP client \/ UDP mode \/ UDP multicast\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-9.jpg\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-11.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMQTT\/JSON to Modbus\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eMore flexible conversion between different protocols\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-13.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eWhen used as MQTT gateway, the devices can upload serial data to MQTT server by MQTT protocol through transparent transmission, supported servers including Baidu Cloud MQTT, Alibaba Cloud MQTT, China Mobile OneNet, etc. The acquired Modbus RTU or non-standard serial data can be parsed into JSON format and packaged into MQTTdata packet for uploading.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eWhen used as JSON data acquisition gateway, the devices can be connected to data acquisition instruments through RS485 connection, then acquire data automatically, convert the data into JSON format, and finally post it to server. The acquired data supports Modbus RTU 645 instrument 97 version, 645 instrument 07 version, as well as sorts of non-standard RS485 protocols. The uploaded data format can be configured via host, and the JSON upload protocol can be MQTT protocol, HTTP POST protocol, HTTP GET protocol, and so on.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMulti Hosts Roll-Polling Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eDifferent network devices will be identified and responsed respectively, no more crosstalk issue while communicating with multi network devices\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-15.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eUser-Defined Heartbeat\/Registration Packet\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eEasy for cloud communication and device identification\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-17.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNTP Protocol Support\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eGetting network time info for serial output or data upload\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-19.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eMulti Configuration Methods\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003eSupports Web browser configuration, obtaining dynamic IP via DHCP,\u003cbr\u003eDNS protocol connected domain server address\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-ETH-B\/RS485-TO-ETH-B-details-21.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eInterface Introduction\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-23.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e* for the power supply range, please refer to the label of the corresponding version.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eOutline Dimensions\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-size.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eResources \u0026amp; Services\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eWiki: \u003ca id=\"tab-wiki\" class=\"wikilink\" href=\"http:\/\/www.waveshare.com\/wiki\/RS485_TO_ETH_(B)\" target=\"_blank\"\u003ewww.waveshare.com\/wiki\/RS485_TO_ETH_(B)\u003c\/a\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eWiki: \u003ca id=\"tab-wiki\" href=\"http:\/\/www.waveshare.com\/wiki\/RS485_TO_ETH_(C)\" target=\"_blank\"\u003ewww.waveshare.com\/wiki\/RS485_TO_ETH_(C)\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003ePackage Content\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eWeight:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e0.1145 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\" class=\"std\"\u003eRS485 TO ETH Module x1\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/RS485-TO-POE-ETH-B\/RS485-TO-POE-ETH-B-details-pack.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eThe power supply of this product is not included, it is recommended to used with a \u003c\/em\u003e\u003c\/span\u003e\u003cem style=\"color: rgb(255, 42, 0); font-size: 0.875rem;\"\u003e12V Industrial DIN-Rail Power Supply\u003c\/em\u003e\u003c\/p\u003e"}

Industrial serial server, RS485 to RJ45 Ethernet, TCP/IP to serial

RS485 to RJ45 Ethernet Module

Rail-mount RS485 serial server

Version Options

Features at a Glance

Specifications

Primary Function

Rail-Mount Support

Modbus Gateway Support

Multi Communication Modes

MQTT/JSON to Modbus

Multi Hosts Roll-Polling Support

User-Defined Heartbeat/Registration Packet

NTP Protocol Support

Multi Configuration Methods

Interface Introduction

Outline Dimensions

Resources & Services

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PRODUCT	RS485 TO ETH (B)	RS485 TO ETH (C)	RS485 TO POE ETH (B)	RS232/485/422 TO ETH (B)	RS232/485/422 TO POE ETH (B)
Product Type	Serial server, Modbus Gateway, MQTT Gateway
Basic Function	Bi-directional transparent data transmission between RS485 and Ethernet			Bi-directional transparent data transmission between RS232/485/422 and Ethernet
Communication interface	RS485 port ×1, Ethernet port ×1			RS232 port ×1, RS485 port ×1, RS422 port ×1, Ethernet port ×1
Power supply	9 ~ 24V DC screw terminal	6 ~ 36V DC screw terminal	6 ~ 36V DC screw terminal, or PoE port	DC 5.5 power port, 6 ~ 36V DC screw terminal	DC 5.5 power port, 6 ~ 36V DC screw terminal, or PoE port
Isolation Protection	N/C	Power isolation, Signal isolation
COMMUNICATION
Ethernet	Common network port		PoE network port, supports IEEE 802.3af standard	Common network port	PoE network port, supports IEEE 802.3af standard
	10 / 100M auto-negotiation RJ45 connector, 2 KV surge protection
Serial port	RS485	Isolated RS485		Isolated RS232/485/422
SERIAL SPECIFICATION
Baudrate	300 ~ 115200 bps
Parity bit	none, odd, even, mark, space
Data bit	5 ~ 9 bits
Flow control	N/A
SOFTWARE
Protocol	ETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS
Configuration	host, web browser, device management functions library
Communication method	TCP/IP direct communication, VCOM
Operating mode	TCP server, TCP client (coexisting with TCP server), UDP, UDP multicast
ENVIRONMENT REQUIREMENT
Operating temperature	-40℃ ~ 85℃
Humidity range	5% ~ 95% relative humidity
Dimensions	L × W × H: 87 × 36 × 59 mm			L × W × H: 88.7 × 72.5 × 24.2 mm