{"product_id":"three-40a-240v-relays-rs485-daisy-chainable-hat-for-raspberry-pi","title":"Three 40A\/240V Relays RS485 Daisy-chainable HAT for Raspberry Pi","description":"\u003cp\u003eThe Three 40A\/240V Relays RS485 Daisy-channable HAT is designed for use with the \u003ca href=\"\/hi\/collections\/raspberry-pi-store\"\u003eRaspberry Pi\u003c\/a\u003e. It features three heavy-duty relays that can handle up to 40A and 240V each, suitable for controlling three-phase industrial loads. The card can be daisy-chained up to 32 units through an RS485 port and is equipped with pluggable connectors, an on-board processor, and LED indicators\u003c\/p\u003e\n\u003cp\u003eIt's compatible with all \u003ca href=\"\/hi\/collections\/raspberry-pi-store\"\u003eRaspberry Pi\u003c\/a\u003e versions from \u003ca href=\"\/hi\/products\/raspberry-pi-zero-2\"\u003eZero\u003c\/a\u003e to \u003ca href=\"\/hi\/products\/raspberry-pi-5\"\u003e5\u003c\/a\u003e. The card requires a 12V power supply and includes reverse power supply protection, a reset push-button, DIN-Rail mounting brackets and screws. It also supports software self-test and comes with all necessary mounting hardware.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThree 40A\/240V Relays RS485 Daisy-chainable HAT for Raspberry Pi\u003c\/li\u003e\n\u003cli\u003ePluggable Connectors, 26-16 AWG wires for 12V power and RS485\u003c\/li\u003e\n\u003cli\u003eDaisy-chainable to 32 cards through RS485 port\u003c\/li\u003e\n\u003cli\u003eOn-board processor\u003c\/li\u003e\n\u003cli\u003eEach relay can switch up to 40A and 240V\u003c\/li\u003e\n\u003cli\u003eHeavy duty, 40A\/750V terminal block for output contacts\u003c\/li\u003e\n\u003cli\u003eRS485\/MODBUS Port with TVS protection and dual connectors\u003c\/li\u003e\n\u003cli\u003eReverse polarity power supply protection\u003c\/li\u003e\n\u003cli\u003eGeneral purpose push-button\u003c\/li\u003e\n\u003cli\u003eLED indicators on each relay\u003c\/li\u003e\n\u003cli\u003eAll mounting hardware included: stand-offs, screws and nuts\u003c\/li\u003e\n\u003cli\u003eDIN-Rail mounting clips included\u003c\/li\u003e\n\u003cli\u003eOn-board resettable fuse\u003c\/li\u003e\n\u003cli\u003eSoftware self-test\u003c\/li\u003e\n\u003cli\u003eThree Relays for Raspberry Pi\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePower Supply: 12V\/8A pluggable connector with reverse polarity protection\u003c\/li\u003e\n\u003cli\u003eContact Configuration: SPST-NO\u003c\/li\u003e\n\u003cli\u003eContact Rating: 40A\/277 VAC inductive load, 40A\/VAC resistive load, 40A\/30DC\u003c\/li\u003e\n\u003cli\u003eOn\/off time: 20ms max each\u003c\/li\u003e\n\u003cli\u003eMaximum Operating Frequency:\u003c\/li\u003e\n\u003cli\u003eElectrical Endurance: 600 cycles\/hour, full load\u003c\/li\u003e\n\u003cli\u003eMechanical Endurance: 18,000 cycles\/hour, no load\u003c\/li\u003e\n\u003cli\u003eElectrical Life: 50,000 operations minim at 40A 277VAC\u003c\/li\u003e\n\u003cli\u003eMechanical Life: 10,000,000 operations minimum, no load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/SequentMicrosystems\/3relind-rpi\/wiki\/USER'S-GUIDE\" title=\"3-Relays V1.0 User's Guide\" class=\"text-link\" target=\"_blank\"\u003eUser's Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0534\/4392\/0067\/files\/3-RELAYS-V1-Schematic.pdf?v=1659279352\" title=\"Three RELAYS Card Shematics\" class=\"text-link\" target=\"_blank\"\u003eOpen Source Hardware Schematic\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0534\/4392\/0067\/files\/3-RELAYS-V1.DXF?v=1659288757\" title=\"3-RELAYS 2D-CAD Drawing\" class=\"text-link\" target=\"_blank\"\u003e2D CAD Drawing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0534\/4392\/0067\/files\/3-RELAYS-V1_1-3D-STEP.zip?v=1702176439\" title=\"Three Heady Duty Relays for Raspberry Pi 3D STEP Model\" class=\"text-link\" target=\"_blank\"\u003e3D STEP Model\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/SequentMicrosystems\/3relind-rpi\/blob\/main\/README.md\"\u003eCommand Line\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/SequentMicrosystems\/3relind-rpi\/tree\/main\/python\"\u003ePython Library\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/SequentMicrosystems\/3relind-rpi\/tree\/main\/node-red-contrib-sm-3relind\"\u003eNode-RED nodes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/SequentMicrosystems\/3relind-rpi\/wiki\/USERS-GUIDE\" title=\"Sequent Microsystems High Load Relays Datasheet\" class=\"text-link\" target=\"_blank\"\u003eRelays Datasheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0534\/4392\/0067\/files\/RoHS-and-REACH-Compliance-3-RELAYS.pdf?v=1664470860\" class=\"text-link\"\u003eRoHS and REACH Compliance Declaration\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x 40A\/240V RS485 add-on HAT for Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eMounting hardware\n\u003cul\u003e\n\u003cli\u003e4x M2.5x18mm male-female brass standoffs\u003c\/li\u003e\n\u003cli\u003e4x M2.5x5mm brass screws\u003c\/li\u003e\n\u003cli\u003e4x M2.5 brass nuts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnector Plugs\u003c\/li\u003e\n\u003cli\u003eDIN-Rail mounting brackets and screws\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sequent","offers":[{"title":"Default Title","offer_id":50847543558417,"sku":"105527","price":49.2,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/6285\/6209\/files\/three-40a-240v-relays-rs485-daisy-chainable-hat-for-raspberry-pi-sequent-105527-41409147666627.jpg?v=1735215100","url":"https:\/\/abcd3032.myshopify.com\/hi\/products\/three-40a-240v-relays-rs485-daisy-chainable-hat-for-raspberry-pi","provider":"Tayyab Zak","version":"1.0","type":"link"}