{"product_id":"data-acquisition-module-8-channel-thermocouple-input-4118","title":"Data Acquisition Module - 8-Channel Thermocouple Input (4118)","description":"\u003cp\u003e8-channel thermocouple input data acquisition module with 8 differential inputs; the inputs also accept ±1 V signals.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTemperature accuracy: 0.1 °C\u003c\/li\u003e\n\u003cli\u003eMeasurement accuracy: 0.2%; voltage accuracy: 0.02%\u003c\/li\u003e\n\u003cli\u003eSampling: RS-485 version 2 Hz per channel; Ethernet and CAN versions 10 samples\/s (as printed per series chapter)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSeries features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e32-bit ARM processor with embedded real-time operating system\u003c\/li\u003e\n\u003cli\u003eSingle power supply: +10 V to +30 V DC\u003c\/li\u003e\n\u003cli\u003eIsolation: 2500 V DC\u003c\/li\u003e\n\u003cli\u003eOperating temperature: -20 °C to +85 °C\u003c\/li\u003e\n\u003cli\u003eFirmware remote upgrade\u003c\/li\u003e\n\u003cli\u003ePlastic housing, DIN-rail mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFour interface versions are available: RS-485 (Modbus RTU and custom ASCII), Ethernet (Modbus TCP), CAN bus, and 4G \/ NB-IoT. The 4G \/ NB-IoT version is listed in the manufacturer’s price list; its detailed protocol specifications are not included in the product manual.\u003c\/p\u003e\u003ch3\u003eModel Comparison\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eVariant\u003c\/th\u003e\n\u003cth\u003eInterface\u003c\/th\u003e\n\u003cth\u003eProtocol\u003c\/th\u003e\n\u003cth\u003eIsolation\u003c\/th\u003e\n\u003cth\u003eSampling\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-4118\u003c\/td\u003e\n\u003ctd\u003eRS-485\u003c\/td\u003e\n\u003ctd\u003eModbus RTU + custom ASCII\u003c\/td\u003e\n\u003ctd\u003e2500 V DC\u003c\/td\u003e\n\u003ctd\u003e2 Hz per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eT-4118\u003c\/td\u003e\n\u003ctd\u003eEthernet (RJ-45)\u003c\/td\u003e\n\u003ctd\u003eModbus TCP\u003c\/td\u003e\n\u003ctd\u003e2500 V DC\u003c\/td\u003e\n\u003ctd\u003e10 samples\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC-4118\u003c\/td\u003e\n\u003ctd\u003eCAN bus\u003c\/td\u003e\n\u003ctd\u003eCAN, 10K–1 Mbps baud rate\u003c\/td\u003e\n\u003ctd\u003e2500 V DC\u003c\/td\u003e\n\u003ctd\u003e10 samples\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNB-4118\u003c\/td\u003e\n\u003ctd\u003e4G \/ NB-IoT\u003c\/td\u003e\n\u003ctd\u003eNot documented in the product manual\u003c\/td\u003e\n\u003ctd\u003eNot documented\u003c\/td\u003e\n\u003ctd\u003eNot documented\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Advanced DevKit","offers":[{"title":"RS-485 Modbus RTU (R-4118)","offer_id":67938460205285,"sku":"ADK-R-4118","price":147.0,"currency_code":"USD","in_stock":true},{"title":"Ethernet Modbus TCP (T-4118)","offer_id":67938460238053,"sku":"ADK-T-4118","price":165.0,"currency_code":"USD","in_stock":true},{"title":"CAN bus (C-4118)","offer_id":67938460270821,"sku":"ADK-C-4118","price":165.0,"currency_code":"USD","in_stock":true},{"title":"4G \/ NB-IoT (NB-4118)","offer_id":67938460303589,"sku":"ADK-NB-4118","price":165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/1511\/6517\/files\/r-4118-rs485-module_b88e4029-03a3-47ae-87f2-40d30ba53d3b.jpg?v=1793592021","url":"https:\/\/adevkit.com\/products\/data-acquisition-module-8-channel-thermocouple-input-4118","provider":"Advanced DevKit","version":"1.0","type":"link"}