{"product_id":"https-eletee-com-products-r4a8h08-rs485-modbus-plc-io-module","title":"R4A8H08 RS485 Modbus RTU PLC I\/O Module with 8 Relay Outputs, 4 Digital Inputs and 8 Analog Inputs for 4–20mA and 0–10V Signals","description":"\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\u003cspan style=\"font-size:22px\"\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eProduct Name: \u003c\/span\u003e\u003c\/span\u003e\n \u003cbr\u003e\u003cspan style=\"font-size:22px\"\u003e8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n   \u003cdiv\u003e\n    \u003cbr\u003e\u003cspan style=\"font-size:14pt;font-family:verdana\"\u003ePackage inlcuded:\u003c\/span\u003e\n    \u003cbr\u003e\n    \u003cbr\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cbr\u003e\n    1PCS DC 12V\/24V 8Ch Multipurpose Digital-Analog Input and Output board\n   \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n   \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1791478724208gcp_1789456183888.jpg?v=1789456188\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18pt\"\u003eDescription:\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n   \u003cdiv style=\"font-size:14pt\"\u003e\n    \u003cdiv\u003e\n     \u003cdiv\u003e\n      \u003cbr\u003e\n      1:DC 12V (12V Version),DC 24V (24V Version) \n      \u003cbr\u003e\n      \u003cbr\u003e\n      2.Standby current (all relays closed) 11MA, 1 relay open 40MA, 2 relays open 69MA, 3 relays open 95MA,4 relays open 123MA \n      \u003cbr\u003e\n      \u003cbr\u003e\n      3:4-channel 0-20MA\/4-20MA current analog input, 2-channel 0-10V voltage analog input, 2-channel 0-30V voltage analog input, 4-channel photoelectric isolation switch input (compatible with NPN\/PNP), 8-channel 10A relay switch output \n      \u003cbr\u003e\n      \u003cbr\u003e\n      4: Support standard Modbus RTU command, function code: \n      \u003cbr\u003e\n      \u003cbr\u003e\n      write 05\/06\/15\/16 read 01\/02\/03\/04\n      \u003cbr\u003e\n      \u003cbr\u003e\n      5: With hardware Reset function, with TVS anti-surge protection \n      \u003cbr\u003e\n      \u003cbr\u003e\n      6 Under the MODBUS command mode, it can support up to 64 devices in parallel \n      \u003cbr\u003e\n      \u003cbr\u003e\n      7 The default baud rate is \n      \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e9600BPS\u003c\/span\u003e. The baud rate can be selected by Conmand 2400 4800 9600 19200 38400 57600 115200BPS \n      \u003cbr\u003e\n      \u003cbr\u003e\n      8 The parity can be \n      \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003enone parity\u003c\/span\u003e, even parity and odd parity\n      \u003cbr\u003e\n      \u003cbr\u003e\n      9 The data sending and returning time can be set,with a maximum value of 1000ms\n      \u003cbr\u003e\n      \u003cbr\u003e\n      10 Size: 168* 72 * 12mm(Only PCB Board);174* 82*40mm(with Din Rail Box) \n      \u003cbr\u003e\n      \u003cbr\u003e\n      11 Weight: 165g(Only PCB Board);285g(with Din Rail Box) \n      \u003cbr\u003e\n      \u003cbr\u003e\n      12 Maximum load: 10A \/ 250VAC, 10A \/ 125VAC, 10A \/ 30VDC, 10A \/ 28VDC, 10A \/ 12VDC\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eUpgraded Features:\u003c\/span\u003e\u003c\/strong\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eSupports 01 02 03 04 05 06 16 function code\u003cbr\u003e\n       Support more baud rates, can modify the parity bit\u003cbr\u003e\n       Hardware reset to factory settings (RES jumper)\u003cbr\u003e\n       Upgraded relays (more durable)\u003cbr\u003e\n       TVS anti-surge protection\u003c\/span\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eFor more information, please contact me\u003c\/span\u003e\u003c\/span\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eDIN rail Box parameters:\u003cbr\u003e\u003cbr\u003e\n       Product model: UM72\u003cbr\u003e\n       Color: \u003c\/span\u003e\n      \u003cbr\u003e\u003cspan style=\"color:rgb(0, 128, 0)\"\u003eGreen\u003c\/span\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eWidth: suitable for PCB board width UM72(72mm)\u003cbr\u003e\n       Insulation grade: flame-retardant VO grade\u003cbr\u003e\n       Backplane length: suitable for 168mm PCB boards\u003cbr\u003e\n       Net weight: 120g\u003cbr\u003e\n       Installation: DIN35 and C45 rail\u003c\/span\u003e\n     \u003c\/div\u003e\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:14pt\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n   \u003cbr\u003e\n   PLC IO expansion board \n   \u003cbr\u003e\n   \u003cbr\u003e\n   Smart Home,Home Automation ,Wiser Home; \n   \u003cbr\u003e\n   \u003cbr\u003e\n   PTZ Camera \n   \u003cbr\u003e\n   \u003cbr\u003e\n   Security Monitoring \n   \u003cbr\u003e\n   \u003cbr\u003e\n   Identification system; \n   \u003cbr\u003e\n   \u003cbr\u003e\n   IP Camera \n   \u003cbr\u003e\n   \u003cbr\u003e\n   LED Lamp Drivers \n   \u003cbr\u003e\n   \u003cbr\u003e\n   Automatic curtain control\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eWiring Diagram:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e4-channel 0-20MA current analog input\u003cbr\u003e\n    2-channel 0-10V voltage analog input\u003cbr\u003e\n    2-channel 0-30V voltage analog input\u003cbr\u003e\n    4-channel NPN\/PNP Digital Input\u003cbr\u003e\n    8-channel 10A relay switch output\u003c\/span\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1791478725284lxg_1789456184709.jpg?v=1789456188\" slate-data-type=\"image\"\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eTypical applications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e1 Control a single module\u003c\/span\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1791478726052jvm_1789456185416.jpg?v=1789456188\" slate-data-type=\"image\" class=\"\" style=\"\"\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e2 Control multiple modules\u003c\/span\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\n   \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1791478726783ozh_1789456186713.jpg?v=1789456189\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"Eletechsup","offers":[{"title":"12V only Board","offer_id":51879749386518,"sku":"R4A8H08_12V","price":24.17,"currency_code":"USD","in_stock":true},{"title":"12V with box","offer_id":51879749419286,"sku":"R4A8H08_12V_R","price":28.56,"currency_code":"USD","in_stock":true},{"title":"24V only Board","offer_id":51879749452054,"sku":"R4A8H08_24V","price":24.17,"currency_code":"USD","in_stock":true},{"title":"24V with box","offer_id":51879749484822,"sku":"R4A8H08_24V_R","price":28.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/S98172cea63bf44f091d4942336386652V.webp?v=1789456180","url":"https:\/\/eletee.com\/products\/https-eletee-com-products-r4a8h08-rs485-modbus-plc-io-module","provider":"Eletechsup Direct Store","version":"1.0","type":"link"}