{"product_id":"products-esp32-devkitc-v4-rs485-din-rail-expansion-board","title":"ES38485 ESP32 DevKitC V4 RS485 DIN Rail Expansion Board – 38PIN 2.4G WiFi BLE IoT Remote IO with 7-30V Power Input \u0026 5V 3.3V Output","description":"\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eES38485 is a 38-pin ESP32(Espressif ESP32 DevkitC v4) expansion board with RS485 bus interface produced by ELETECHSUP. It lead out all the useful pins except the 3 ports required for RS485. In addition, it also has a wide voltage step-down circuit and can be powered by DC 7-30V. When plugged into the ESP32 board, it becomes a cost-effective main control board with WIFI and RS485.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cbr\u003e\u003cbr\u003e38PIN ESP32(ESP32 DevkitC v4) RS485 Expansion board\u003cbr\u003e1 Working voltage DC 7-30V, input reverse polarity protection.\u003cbr\u003e2 With DC 5V external output power supply, minimum output current 0.5A, output short circuit protection.\u003cbr\u003e3 DC 3.3V\/100MA outputpower supply(output only after inserting ESP32 board)\u003cbr\u003e4 Lead out almost all IO ports (Except RS485 PIN IO1\/IO3\/IO17)\u003cbr\u003e5 With high-speed RS485 interface (Baud Rate 0.05K-1000KBPS)\u003cbr\u003e6 RS485 interface with surge protection\u003cbr\u003e7 Optional industrial standard DIN rail enclosure\u003cbr\u003e8 Terminal spacing: 3.96mm.\u003cbr\u003e9 Terminal Blocks: Wire Range 26-16AWG, Strip Length 3.96mm, Metric M2\/M2.5 Slotted Screws.\u003cbr\u003e10 Size: 72 *58 * 12mm(only Board),88 *61 * 35(with Rail Box)\u003cbr\u003e11 Weight: 38g(only Board),90g(with Rail Box)\u003cbr\u003e\u003cbr\u003e\u003c\/span\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)\"\u003eUse:\u003cbr\u003eDIN Rail Mount Screw Terminal Adapter Module for 38 PIN ESP32 Board(ESP32 DevkitC v4).\u003cbr\u003eWith this adapter modules, you can easily extend your ESP32 projects to industrial control applications.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eNotice:\u003cbr\u003e1:This is just an expansion board. You need to insert a 38-pin ESP32 board when using it.\u003cbr\u003e2: 1\/3\/17PIN is RS485 pin, not individually led out\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cbr\u003e\u003cbr\u003eDIN rail Box parameters:\u003cbr\u003eProduct model: UM72\u003cbr\u003eColor: Green\u003cbr\u003eWidth: suitable for PCB board width UM72(72mm)\u003cbr\u003eInsulation grade: flame-retardant VO grade\u003cbr\u003eBackplane length: suitable for 58mm PCB boards\u003cbr\u003eNet weight: 52g\u003cbr\u003eInstallation: DIN35 and C45 rail\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S8bea8aba45b3478aabdc3230b44eb2489.jpg\" slate-data-type=\"image\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Eletechsup","offers":[{"title":"only Board","offer_id":51560238842134,"sku":"ES38485","price":13.56,"currency_code":"USD","in_stock":true},{"title":"With DIN Shell","offer_id":51560238874902,"sku":"ES38485_R","price":15.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/900096202607151208586a5707da0919c.jpg?v=1784088690","url":"https:\/\/eletee.com\/products\/products-esp32-devkitc-v4-rs485-din-rail-expansion-board","provider":"Eletechsup Direct Store","version":"1.0","type":"link"}