{"product_id":"dc-monitoring-acquisition-voltage-current","title":"Industrial 4-Ch DC Monitoring 16-bit High-Precision Acquisition Voltage and Current","description":"\u003ch2\u003eIndustrial 4-Ch DC Monitoring 16-bit High-Precision Acquisition Voltage and Current\u003c\/h2\u003e\n\u003cdiv class=\"overviewSec\"\u003e\u003cstrong\u003eIndustrial 4-Ch DC Monitoring Module, 16-bit High-Precision Acquisition, Supports Voltage and Current Measurement, Modbus RTU Protocol, With Various Isolation And Protection Circuits\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"richWrap\"\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003cul\u003e\n\u003cli class=\"hilitBlock3\"\u003eVoltage \u0026amp; Current Monitoring\u003c\/li\u003e\n\u003cli class=\"hilitBlock3\"\u003eDC 7~36V Wide Voltage\u003c\/li\u003e\n\u003cli\u003e16-bit High-Precision Acquisition\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"hilitBlock3\"\u003eMultiple Isolation Protection Circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan\u003e \u003c\/span\u003e\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, front view\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-1.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003ch3 class=\"richTitle\"\u003eFeatures at a glance\u003c\/h3\u003e\n\u003cp class=\"alignl pdTRBL\"\u003eThis product is an industrial-grade DC monitoring module supporting 4-channel measurement. Adopts Modbus RTU protocol with built-in protection circuits such as power isolation, optocoupler isolation, resettable fuse, and TVS.\u003c\/p\u003e\n\u003cul class=\"alignl pdTRBL2\"\u003e\n\u003cli\u003eConfigurable device address (1~255), multi devices can be cascaded on RS485 bus\u003c\/li\u003e\n\u003cli\u003eOnboard voltage regulator, supports 7~36V wide range power supply\u003c\/li\u003e\n\u003cli\u003eOnboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal\u003c\/li\u003e\n\u003cli\u003eOnboard optocoupler isolation, allows signal isolation, high reliability, strong anti-interference\u003c\/li\u003e\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\n\u003cli\u003eOnboard 0.002Ω ±1% current sense resistor with 16-bit high-precision acquisition, capable of bidirectional current measurement\u003c\/li\u003e\n\u003cli\u003eSupports voltage measurement up to 36V and current measurement up to 8A, with direct power measurement\u003c\/li\u003e\n\u003cli\u003eRail-mount case design, supports stacking combination, easy to install and safer to use\u003c\/li\u003e\n\u003cli\u003e3x LEDs for indicating the MCU status and signal transceiving status\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 class=\"richTitle\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"richTitle\"\u003e\u003c\/div\u003e\n\u003ctable class=\"tabSty-2 mgnTB subBlock alignc\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eCommunication interface\u003c\/th\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBaud rate\u003c\/th\u003e\n\u003ctd\u003e4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDefault communication format\u003c\/th\u003e\n\u003ctd\u003e9600, N, 8, 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModbus protocol\u003c\/th\u003e\n\u003ctd\u003eStandard Modbus RTU protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower supply\u003c\/th\u003e\n\u003ctd\u003eDC 7~36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ecurrent sense resistor\u003c\/th\u003e\n\u003ctd\u003e0.002Ω 1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMeasurement Range\u003c\/th\u003e\n\u003ctd\u003eVoltage: 0 ~ 36V; Current: ±8A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e0.8mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003ch3 class=\"richTitle\"\u003ePrimary function\u003c\/h3\u003e\n\u003cp class=\"richDesc pdTRBL\"\u003eSupports sending Modbus RTU commands via RS485 to measure DC current, voltage, and power data\u003c\/p\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, primary function\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-3.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003ch3 class=\"richTitle\"\u003eIndustrial Grade Isolated Protection\u003c\/h3\u003e\n\u003cp class=\"alignl pdTRBL\"\u003eOnboard power and signal dual isolation for RS485 communication, provides stable isolation voltage, features high reliability and strong anti-interference performance. Built-in TVS (transient voltage suppression tube) can effectively suppress the surge voltage and transient peak voltage in the circuit, lightningproof \u0026amp; ESD protection. Built-in resettable fuse and protection diode to ensure stable current and voltage output, provides over-current and over-voltage proof, improves shock-proof performance, suitable for industrial environments with high requirements.\u003c\/p\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, onboard industrial grade isolated protection\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-5.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003ch3 class=\"richTitle\"\u003eInterface introduction\u003c\/h3\u003e\n\u003cp class=\"alignl pdTRBL\"\u003eINx+ and INx- represent the current input and output terminals.The module measures the differential voltage across the current sense resistor connected in series between INx+ and INx- to determine the current flowing through the circuit.The module supports bidirectional current measurement.\u003c\/p\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, interface introduction\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-7.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003ch3 class=\"richTitle\"\u003eWide voltage power supply, isolated RS485 interface\u003c\/h3\u003e\n\u003cp class=\"richDesc\"\u003eBuilt-in fuse and anti-reverse protection, With Power and Signal Dual Isolation\u003c\/p\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, built-in fuse and anti-reverse protection,\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-11.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003ch3 class=\"richTitle\"\u003eRail-Mount Support\u003c\/h3\u003e\n\u003cp class=\"richDesc\"\u003eSupports 35mm standard guide rail, with rail-mount buckle, easy to install\u003c\/p\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, rail-Mount support\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-13.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdT\"\u003e\n\u003ch3 class=\"richTitle\"\u003eSupports stacking installation\u003c\/h3\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, supports stacking installation\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-15.jpg\"\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003ch3 class=\"richTitle\"\u003eProduct show\u003c\/h3\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, product show\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-17.jpg\" class=\"round1234\"\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003ch3 class=\"richTitle\"\u003eDimensions\u003c\/h3\u003e\n\u003cimg alt=\"Industrial 4-Ch DC Monitoring Module, Dimensions\" src=\"https:\/\/www.waveshare.com\/img\/devkit\/accBoard\/Modbus-RTU-DC-Monitor\/Modbus-RTU-DC-Monitor-details-size.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"richTitle\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cbr\u003e\n\u003cdiv class=\"bgGrey\"\u003e\n\u003cstrong\u003eWiki:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003ca id=\"tab-wiki\" href=\"https:\/\/docs.waveshare.com\/Modbus_RTU_DC_Monitor\" class=\"wikilink\" style=\"color: rgb(255, 42, 0);\" target=\"_blank\"\u003edocs.waveshare.com\/Modbus_RTU_DC_Monitor\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":47475381240044,"sku":"Modbus RTU DC Monitor 33931","price":59.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1386\/3791\/files\/waveshare-relay-module-industrial-4-ch-dc-monitoring-16-bit-high-precision-acquisition-voltage-and-current-1231270101.jpg?v=1775456049","url":"https:\/\/iot-store.com.au\/products\/dc-monitoring-acquisition-voltage-current","provider":"IOT Store","version":"1.0","type":"link"}