{"id":7086047199412,"title":"SparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection","handle":"sparkfun-load-cell-amplifier-hx711-small-breakout-board-read-load-cells-to-measure-weight-four-wire-wheatstone-bridge-configuration-connect-to-sensors-build-scale-process-control-presence-detection","description":"\u003ch3\u003eSparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe SparkFun Load Cell Amplifier is a small breakout board for the HX711 IC\nthat allows you to easily read load cells to measure weight. By connecting the\namplifier to your microcontroller you will be able to read the changes in the\nresistance of the load cell, and with some calibration you’ll be able to get\nvery accurate weight measurements. This can be handy for creating your own\nindustrial scale, process control or simple presence detection.This version of\nthe SparkFun Load Cell Amplifier features a few changes that you specifically\nasked for! We have separated the analog and digital supply, as well as added a\n3.3uH inductor and a 0.1uF filter capacitor for digital supply.The HX711 uses\na two-wire interface (Clock and Data) for communication. Any microcontroller’s\nGPIO pins should work, and numerous libraries have been written, making it\neasy to read data from the HX711. Check the hookup guide below for more\ninformation.Load cells use a four-wire Wheatstone bridge configuration to\nconnect to the HX711. These are commonly colored RED, BLK, WHT, GRN and YLW.\nEach color corresponds to the conventional color coding of load cells:Red\n(Excitation+ or VCC)Black (Excitation- or GND)White (Amplifier+, Signal+ or\nOutput+)Green (A-, S- or O-)Yellow (Shield)The YLW pin acts as an optional\ninput that is not hooked up to the strain gauge but is utilized to ground and\nshield against outside EMI (electromagnetic interference). Please keep in mind\nthat some load cells might have slight variations in color coding.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eWeigh items very accurately. Some calibration required.\u003c\/li\u003e\n \u003cli\u003eSeparated analog and digital supply\u003c\/li\u003e\n \u003cli\u003eTwo-wire interface (Clock and Data) for communication with a microcontroller GPIO pins\u003c\/li\u003e\n \u003cli\u003eOperation Voltage: 2.7V--5V. Operation Current: \u0026lt; 1.5mA.\u003c\/li\u003e\n \u003cli\u003eSelectable 10SPS or 80SPS output data rate. Simultaneous 50 and 60Hz supply rejection\u003c\/li\u003e\n \u003c\/ul\u003e\n\n","published_at":"2022-03-18T17:37:01+11:00","created_at":"2022-03-18T17:37:01+11:00","vendor":"SparkFun Electronics","type":"Scale \u0026 Balance Parts","tags":["auspowers_batchone"],"price":9700,"price_min":9700,"price_max":9700,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":41333898510516,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B079LVMC6X","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"SparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection","public_title":null,"options":["Default Title"],"price":9700,"weight":18,"compare_at_price":null,"inventory_management":null,"barcode":"0845156007615","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/auspowers.com\/cdn\/shop\/products\/B079LVMC6X.jpg?v=1648554217","\/\/auspowers.com\/cdn\/shop\/products\/61ASe4aJsNL.jpg?v=1647585421","\/\/auspowers.com\/cdn\/shop\/products\/618QtLFTXvL.jpg?v=1647585421","\/\/auspowers.com\/cdn\/shop\/products\/71OfZcfLfBL.jpg?v=1647585421","\/\/auspowers.com\/cdn\/shop\/products\/51XSDlMWgrL.jpg?v=1647585421","\/\/auspowers.com\/cdn\/shop\/products\/51B4TY50K5L.jpg?v=1647585421","\/\/auspowers.com\/cdn\/shop\/products\/31Qnl9gWrML.jpg?v=1647585421"],"featured_image":"\/\/auspowers.com\/cdn\/shop\/products\/B079LVMC6X.jpg?v=1648554217","options":["Title"],"media":[{"alt":"[Australia - 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AusPower] - SparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection ","id":25200623452340,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1500,"width":1500,"src":"\/\/auspowers.com\/cdn\/shop\/products\/618QtLFTXvL.jpg?v=1647585421"},"aspect_ratio":1.0,"height":1500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/products\/618QtLFTXvL.jpg?v=1647585421","width":1500},{"alt":"[Australia - AusPower] - SparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection ","id":25200623485108,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1500,"width":1500,"src":"\/\/auspowers.com\/cdn\/shop\/products\/71OfZcfLfBL.jpg?v=1647585421"},"aspect_ratio":1.0,"height":1500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/products\/71OfZcfLfBL.jpg?v=1647585421","width":1500},{"alt":"[Australia - 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AusPower] - SparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection ","id":25200623583412,"position":7,"preview_image":{"aspect_ratio":1.612,"height":286,"width":461,"src":"\/\/auspowers.com\/cdn\/shop\/products\/31Qnl9gWrML.jpg?v=1647585421"},"aspect_ratio":1.612,"height":286,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/products\/31Qnl9gWrML.jpg?v=1647585421","width":461}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eSparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eThe SparkFun Load Cell Amplifier is a small breakout board for the HX711 IC\nthat allows you to easily read load cells to measure weight. By connecting the\namplifier to your microcontroller you will be able to read the changes in the\nresistance of the load cell, and with some calibration you’ll be able to get\nvery accurate weight measurements. This can be handy for creating your own\nindustrial scale, process control or simple presence detection.This version of\nthe SparkFun Load Cell Amplifier features a few changes that you specifically\nasked for! We have separated the analog and digital supply, as well as added a\n3.3uH inductor and a 0.1uF filter capacitor for digital supply.The HX711 uses\na two-wire interface (Clock and Data) for communication. Any microcontroller’s\nGPIO pins should work, and numerous libraries have been written, making it\neasy to read data from the HX711. Check the hookup guide below for more\ninformation.Load cells use a four-wire Wheatstone bridge configuration to\nconnect to the HX711. These are commonly colored RED, BLK, WHT, GRN and YLW.\nEach color corresponds to the conventional color coding of load cells:Red\n(Excitation+ or VCC)Black (Excitation- or GND)White (Amplifier+, Signal+ or\nOutput+)Green (A-, S- or O-)Yellow (Shield)The YLW pin acts as an optional\ninput that is not hooked up to the strain gauge but is utilized to ground and\nshield against outside EMI (electromagnetic interference). Please keep in mind\nthat some load cells might have slight variations in color coding.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eWeigh items very accurately. Some calibration required.\u003c\/li\u003e\n \u003cli\u003eSeparated analog and digital supply\u003c\/li\u003e\n \u003cli\u003eTwo-wire interface (Clock and Data) for communication with a microcontroller GPIO pins\u003c\/li\u003e\n \u003cli\u003eOperation Voltage: 2.7V--5V. Operation Current: \u0026lt; 1.5mA.\u003c\/li\u003e\n \u003cli\u003eSelectable 10SPS or 80SPS output data rate. Simultaneous 50 and 60Hz supply rejection\u003c\/li\u003e\n \u003c\/ul\u003e\n\n"}

SparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection

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SparkFun Load Cell Amplifier - HX711 Small Breakout Board Read Load Cells to Measure Weight Four-Wire Wheatstone Bridge Configuration Connect to sensors Build Scale Process Control Presence Detection

The SparkFun Load Cell Amplifier is a small breakout board for the HX711 IC that allows you to easily read load cells to measure weight. By connecting the amplifier to your microcontroller you will be able to read the changes in the resistance of the load cell, and with some calibration you’ll be able to get very accurate weight measurements. This can be handy for creating your own industrial scale, process control or simple presence detection.This version of the SparkFun Load Cell Amplifier features a few changes that you specifically asked for! We have separated the analog and digital supply, as well as added a 3.3uH inductor and a 0.1uF filter capacitor for digital supply.The HX711 uses a two-wire interface (Clock and Data) for communication. Any microcontroller’s GPIO pins should work, and numerous libraries have been written, making it easy to read data from the HX711. Check the hookup guide below for more information.Load cells use a four-wire Wheatstone bridge configuration to connect to the HX711. These are commonly colored RED, BLK, WHT, GRN and YLW. Each color corresponds to the conventional color coding of load cells:Red (Excitation+ or VCC)Black (Excitation- or GND)White (Amplifier+, Signal+ or Output+)Green (A-, S- or O-)Yellow (Shield)The YLW pin acts as an optional input that is not hooked up to the strain gauge but is utilized to ground and shield against outside EMI (electromagnetic interference). Please keep in mind that some load cells might have slight variations in color coding.

Product Features

  • Weigh items very accurately. Some calibration required.
  • Separated analog and digital supply
  • Two-wire interface (Clock and Data) for communication with a microcontroller GPIO pins
  • Operation Voltage: 2.7V--5V. Operation Current: < 1.5mA.
  • Selectable 10SPS or 80SPS output data rate. Simultaneous 50 and 60Hz supply rejection

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