{"product_id":"huaqingjun-8di-8do-plc-controller-with-relay-output-2ai-2ao-rs485-modbus-rtu-programmable-logic-controller-for-greenhouse-automation","title":"Huaqingjun 8DI 8DO PLC Controller with Relay Output, 2AI 2AO, RS485 Modbus RTU Programmable Logic Controller for Greenhouse Automation","description":"\u003ch1\u003eDescription:\u003c\/h1\u003e\n\n\u003cp data-end=\"555\" data-start=\"160\"\u003eThe Huaqingjun Programmable Logic Controller is designed for automation and control applications, offering 8 digital inputs, 8 relay outputs, 2 analog inputs, and 2 analog outputs. With RS485 Modbus RTU communication, it is ideal for greenhouse automation, irrigation systems, temperature control, ventilation, lighting, and other industrial or smart control projects.\u003c\/p\u003e\n\n\u003cp data-end=\"780\" data-start=\"557\"\u003eCompact and reliable, this PLC helps automate equipment and sensors with flexible programming and stable performance, making it suitable for agricultural automation, small industrial systems, and smart monitoring solutions.\u003c\/p\u003e\n\n\u003ch1\u003e \u003c\/h1\u003e\n\n\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003e2-channel NTC input\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eContact customer service if you need or note 2-channel NTC 10K 3950 sensor\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eAI\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eAnalog inputs\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eAO\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eAnalog outputs\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eAnalog\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e0-5V, 0-10V; 0-20mA, 4-20mA options\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eBattery Included\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eNo\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eHuaqingjun\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eCertification\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eCE\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eColor\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eYELLOW\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eNone\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eInput signal\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e2mA \/ DC12-24V compatible PNP, NPN switching signal\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eInterface\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eSupport Chinese\/English interface switching\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eModel Number\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eQJ-16R-2AI2AO-485\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eOutput form\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e8 relays (normally open)\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eOutput load\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e5A\/250VAC,5A\/30VDC\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eOutput type\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eRelay type\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003ePlug Type\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eEU Plug\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003ePower supply\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e10W (\u0026lt;300mA\/ DC24V)\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eProduct name\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e8DI 8DO Relay Output 2-channel Analog Inputs Outputs RS485\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eProtocol\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eRS485 Modbus RTU\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eRS485\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eRS485 communication\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eRelay\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e24V\/12VDC relay\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eSize\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e145mm*90mm*40mm\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003eEmbedded Industrial Motherboard\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan\u003eWarranty\u003c\/span\u003e: \u003cspan style=\"color:#333333\"\u003e1 Year\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003eProduct Description\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-content\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e1. Analog inputs\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003e0~20mA, 4~20mA, 0~5V, 0~10V\u003cbr\u003eLimit input range: voltage \u0026lt;33V; current \u0026lt;30mA (continuous input value)\u003cbr\u003e\u003c\/span\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e2. Analog outputs\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003e0~20mA (24V output),\u003cbr\u003e4~20mA(24V output),\u003cbr\u003e0~5V, 0~10V\u003cbr\u003e\u003c\/span\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e3. Program encryption\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003eThe set program can be encrypted to avoid being changed by others.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Ha1470225e9014e7d9e54b32a5644abeah.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" src=\"https:\/\/ae01.alicdn.com\/kf\/H8648c9d8684540438fd0aeeb05b0c011p.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" src=\"https:\/\/ae01.alicdn.com\/kf\/H83800440ffd04e20aea55e294529fa0dj.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" src=\"https:\/\/ae01.alicdn.com\/kf\/H39affac650764c07807563727d692c6bE.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Ha127647843644ef0bc5e7d49ea5a3880M.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" width=\"748\" height=\"698\" src=\"https:\/\/ae01.alicdn.com\/kf\/S82e6e99a90de49e4ac120368f58fac30m.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" width=\"750\" height=\"901\" src=\"https:\/\/ae01.alicdn.com\/kf\/H0c4a195eb529467d8b59648673cafb7fK.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" src=\"https:\/\/ae01.alicdn.com\/kf\/H126d7fc15f0b4ce89f5c391ffa15240eQ.png\" slate-data-type=\"image\"\u003e\u003cimg style=\"margin-bottom:10px\" class=\"detail-desc-decorate-image\" width=\"719\" height=\"901\" src=\"https:\/\/ae01.alicdn.com\/kf\/H2081d57107214059af9132dd3beecb74v.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_image\"\u003e\n\u003cimg width=\"716\" height=\"525\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sf6f401a631854c5dad4640b87d9fa711n.jpg\" slate-data-type=\"image\"\u003e\u003cimg width=\"717\" height=\"1129\" src=\"https:\/\/ae01.alicdn.com\/kf\/S1673be1176df49d88372bcaef9cc92eaG.jpg\" slate-data-type=\"image\"\u003e\u003cimg width=\"717\" height=\"506\" src=\"https:\/\/ae01.alicdn.com\/kf\/S401ca12965cf405bafc26323723caf7c4.jpg\" slate-data-type=\"image\"\u003e\u003cimg width=\"719\" height=\"682\" src=\"https:\/\/ae01.alicdn.com\/kf\/S9ca26ee9b5ab4f2ab4899cef6c6015e37.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_image\"\u003e\u003cspan style='font-size:20px;font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eCompany Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"detailmodule_image\"\u003e\u003cimg class=\"detail-desc-decorate-image\" width=\"720\" height=\"826\" src=\"https:\/\/ae01.alicdn.com\/kf\/S60b68fc15d544d8888f5b68e3e93660fb.jpg\" slate-data-type=\"image\"\u003e\u003c\/div\u003e\u003cdiv class=\"detailmodule_image\"\u003e\n\u003cimg class=\"detail-desc-decorate-image\" width=\"720\" height=\"399\" src=\"https:\/\/ae01.alicdn.com\/kf\/S666c4f6849dc47beb91f30699874d507o.jpg\" slate-data-type=\"image\"\u003e\u003cimg class=\"detail-desc-decorate-image\" width=\"720\" height=\"821\" src=\"https:\/\/ae01.alicdn.com\/kf\/S5205d1a32f8f445abbc5413be4bf1cc4m.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003e\u003cimg width=\"720\" height=\"339\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sc5f8ce88b5b94b63a37bd332b9d69e1ef.png\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb3b069c9a6e84a0e8b10dcab0e8ecbc0P.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003ePACKING \u0026amp; DELIVERY\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-content\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003ePackaging Details: standard paper box\u003cbr\u003e\u003cbr\u003eLead Time: 1-5 days after payment for sample order.\u003cbr\u003e 10-25 days after payment for big order.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_text\"\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003eFAQ\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-content\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003eQ1. What advantages do you have?\u003cbr\u003e\u003cbr\u003eA: We have independent products, good quality products, excellent technical support and service.\u003cbr\u003e\u003cbr\u003eQ2. How long is the quality guarantee?\u003cbr\u003e\u003cbr\u003eA: Product quality warranty is one year.\u003cbr\u003e\u003cbr\u003eQ3. What is the delivery time?\u003cbr\u003e\u003cbr\u003eA: Normally, it is about 3-7 days after payment. It needs to be negotiated to special requirement orders.\u003cbr\u003e\u003cbr\u003eQ4. How about the quality of your product?\u003cbr\u003e\u003cbr\u003eA: Before shipping out, we will check for quality, including check the function of products, the appearance, the packing, the\u003cbr\u003enecessary accessories and power adapter plug standard.\u003cbr\u003e\u003cbr\u003eQ5. How do you keeping our long-term business and good relationship?\u003cbr\u003e\u003cbr\u003eA:1. We keep good quality and competitive price to ensure our customers benefit ;\u003cbr\u003e\u003cbr\u003e2. We respect every customer as our friend and we sincerely do business and make friends with them,\u003cbr\u003eno matter where they come from.\u003cbr\u003e\u003cbr\u003e3. We could customize modules according to customer's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Eltrionet","offers":[{"title":"2NTC  AO 0-10V \/ China Mainland","offer_id":48945664950522,"sku":"200007763:201336100;5:57086108#2NTC  AO 0-10V","price":871.85,"currency_code":"BRL","in_stock":false},{"title":"AI AO 0-10V \/ China Mainland","offer_id":48945664983290,"sku":"200007763:201336100;5:56964930#AI AO 0-10V","price":871.85,"currency_code":"BRL","in_stock":false},{"title":"AI AO 0-20mA \/ China Mainland","offer_id":48945665016058,"sku":"200007763:201336100;5:57000035#AI AO 0-20mA","price":871.85,"currency_code":"BRL","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0824\/6634\/1114\/files\/H0c4a195eb529467d8b59648673cafb7fK.webp?v=1780151969","url":"https:\/\/eltrionet.com\/products\/huaqingjun-8di-8do-plc-controller-with-relay-output-2ai-2ao-rs485-modbus-rtu-programmable-logic-controller-for-greenhouse-automation","provider":"ELTRIONET","version":"1.0","type":"link"}