{"product_id":"rt4ra01-433m-868m-rs485-rs232-dtu-vhf-uhf-radio","title":"RT4RA01 433M 868M RS485 RS232 DTU VHF\/UHF Radio","description":"\u003cdiv\u003eRT4RA01 433M 868M RS485 RS232 DTU VHF\/UHF Radio \u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size: 18px\"\u003eEletechsup summarized the numerous wireless transparent transmission modules on the market, took their advantages and removed their disadvantages, and produced the RT4RA01 RT3RB01 DTU module.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eThis is a new upgraded version with the following advantages:\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eDC 8-25V wide voltage power supply\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eCarrier frequency: 433M\/868M\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eTransmitting power: 20DBM\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eWireless transmission rate: 250kbps;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eData per frame up to 1024 bytes\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eAES encrypted transmission\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eBaud rate: 1200~115200\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eParity: None\/Odd\/Even\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 205)\"\u003eAll parameters are set using the dip switch\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003e\u003cstrong\u003eTechnical indicators:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003ePower supply voltage: DC 8-25V (Recommended 12V\/24V);\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eWorking current: 30-80MA (12V);\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eBaud rate: 1200~115200, default 9600, no checksum, 8 data bits, 1 stop bit;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eWireless working frequency: 433M version: 433.92MHz~471.42MHz, 16 channels, channel interval 2.5MHz, default 433.92MHz; 868M version: 868.0MHz~905.5MHz, 16 channels, channel interval 2.5MHz, default 868.0MHz;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eTransmitting power: 13dBm or 20dBm , default 20dBm;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eReceive sensitivity: -104dBm;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eWireless transmission rate: 250kbps;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eWireless transmission distance: 1000m (open and unobstructed)\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eCommunication interface: RS485\/RS232;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eData buffer size: 1024 bytes;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eWireless security: Use AES128 encrypted transmission to enhance data confidentiality, and add rolling code to further enhance data confidentiality;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eSize: 100 X 54 X 32MM;\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(139, 69, 19)\"\u003eWeight: 72 grams.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 255)\"\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 255)\"\u003eSolar inverter\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 255)\"\u003eSmart meter\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 255)\"\u003eElectronic scale\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 255)\"\u003eSmart Home\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e\u003cspan style=\"color: rgb(0, 0, 255)\"\u003eRS485 IO\/HMI\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size: 20px\"\u003e\u003cspan style=\"color: rgb(255, 0, 0)\"\u003eNote:\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 20px\"\u003e\u003cspan style=\"color: rgb(255, 0, 0)\"\u003e1 It is recommended to purchase more than 2 modules with the same frequency.\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 20px\"\u003e\u003cspan style=\"color: rgb(255, 0, 0)\"\u003e2 Please remove the jumper cap when using\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size: 18px\"\u003eFirst time use:\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e1 Remove the M0 jumper (very important)\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e2 Connect the antenna\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e3 Connect the DC 12V\/24V power supply\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px\"\u003e4 Perform data transmission and reception test at baud rate 9600\/N\/8\/1.\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Eletechsup Retail Original Factory Store ","offers":[{"title":"RS485 433M","offer_id":46905683312797,"sku":"RT4RA01_433M","price":22.8,"currency_code":"USD","in_stock":true},{"title":"RS485 868M","offer_id":46905683345565,"sku":"RT4RA01_868M","price":22.81,"currency_code":"USD","in_stock":true},{"title":"RS232 433M","offer_id":46905683378333,"sku":"RT3RB01_433M","price":22.82,"currency_code":"USD","in_stock":true},{"title":"RS232 868M","offer_id":46905683411101,"sku":"RT3RB01_868M","price":22.84,"currency_code":"USD","in_stock":true},{"title":"2x 433M Antenna","offer_id":46905683443869,"sku":"TB450*2","price":11.4,"currency_code":"USD","in_stock":true},{"title":"2x 868M Antenna","offer_id":46905683476637,"sku":"TB451*2","price":11.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/8622\/0189\/files\/S98d7b42ff44f48859f8826d2758a7cb2u.webp?v=1748917990","url":"https:\/\/eletechsup.com\/products\/rt4ra01-433m-868m-rs485-rs232-dtu-vhf-uhf-radio","provider":"Eletechsup Retail Original Factory Store ","version":"1.0","type":"link"}