{"product_id":"wvs-8ch-analog-acqui-modu-0-20ma","title":"WVS 8CH ANALOG ACQUI MODU 0-20MA","description":"\u003cdiv class=\"communicaintro\"\u003e\u003cspan\u003eIndustrial 8-CH Analog Acquisition Module, 12-Bit High-Precision, Supports Voltage and Current Acquisition\u003c\/span\u003e\u003c\/div\u003e\u003ch1\u003eIndustrial 8-CH Analog Acquisition Module\u003c\/h1\u003e\u003cdiv class=\"communicadesc\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cdiv\u003e\u003cp\u003e\u003cstrong\u003eModbus RTU Analog Input 8CH\u003c\/strong\u003e is an industrial standard analog acquisition module, supports multiple ranges and 8-ch simultaneous acquisition. Adopts Modbus RTU protocol with built-in protection circuits such as power isolation, magnetical isolation, resettable fuse, and TVS.\u003c\/p\u003e\u003c\/div\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cdiv\u003e\u003cul class=\"alignl pdTRBL2\"\u003e\r\n\u003cli\u003eConfigurable device address (1~255), multi devices can be cascaded on RS485 bus\u003c\/li\u003e\r\n\u003cli\u003eOnboard voltage regulator, supports 7~36V wide range power supply\u003c\/li\u003e\r\n\u003cli\u003eOnboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal\u003c\/li\u003e\r\n\u003cli\u003eOnboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference\u003c\/li\u003e\r\n\u003cli\u003eOnboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current\/over-voltage proof, lightningproof \u0026amp; anti-electrostatic\u003c\/li\u003e\r\n\u003cli\u003eSupports 12-bit high-precision acquisition with multiple range input modes, supports single-ended\/differential input, supports voltage and current simultaneous acquisition\u003c\/li\u003e\r\n\u003cli\u003eAdopts high-precision resistors and zero-drift high-precision operational amplifier for more accurate data acquisition\u003c\/li\u003e\r\n\u003cli\u003eBuilt-in oversampling digital filtering algorithm, onboard watchdog, for stable output without crashing\u003c\/li\u003e\r\n\u003cli\u003eRail-mount case design, support stacking combination, easy to install and safer to use\u003c\/li\u003e\r\n\u003cli\u003e3x LEDs for indicating the MCU status and signal transceiving status\u003c\/li\u003e\r\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv\u003e\u003ctable class=\"tabSty-2 mgnTB subBlock alignc\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eModel\u003c\/th\u003e\r\n\u003ctd\u003e\u003cstrong\u003eModbus RTU Analog Input 8CH\u003c\/strong\u003e\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eCommunication interface\u003c\/th\u003e\r\n\u003ctd\u003eRS485\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eBaud rate\u003c\/th\u003e\r\n\u003ctd\u003e4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eDefault communication format\u003c\/th\u003e\r\n\u003ctd\u003e9600, N, 8, 1\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eModbus protocol\u003c\/th\u003e\r\n\u003ctd\u003eStandard Modbus RTU protocol\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003ePower supply\u003c\/th\u003e\r\n\u003ctd\u003eDC 7~36V\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eSampling accuracy\u003c\/th\u003e\r\n\u003ctd\u003e12-bit resolution, accuracy ≤3‰\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eData update rate\u003c\/th\u003e\r\n\u003ctd\u003e25Hz\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eInput mode\u003c\/th\u003e\r\n\u003ctd\u003esupports single-ended\/differential input, supports voltage and current simultaneous acquisition\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eDefault mode\u003c\/th\u003e\r\n\u003ctd\u003e8-ch current mode, 0~20mA\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eRange\u003c\/th\u003e\r\n\u003ctd\u003e0~5V\/1~5V\u003cbr\u003e0~20mA\/4~20mA\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003ecurrent Sampling resistor\u003c\/th\u003e\r\n\u003ctd\u003e249Ω\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2\u003eAdditional Information\u003c\/h2\u003e\n\u003cdiv\u003e\u003ctable border=\"1\" cellpadding=\"7\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice\u003c\/td\u003e\n\u003ctd\u003eAcquisition Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReferences\u003c\/td\u003e\n\u003ctd\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.waveshare.com\/wiki\/Modbus_RTU_Analog_Input_8CH\"\u003eModbus RTU Analog Input 8CH\u003c\/a\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":67635795525932,"sku":"WVS 8CH ANALOG ACQUI MODU 0-20MA","price":543.48,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0075\/8228\/5897\/files\/wvs-8ch-analog-acqui-modu-0-20ma-5057580.jpg?v=1792547367","url":"https:\/\/www.communica.co.za\/products\/wvs-8ch-analog-acqui-modu-0-20ma","provider":"Communica South Africa","version":"1.0","type":"link"}