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Summary of Contents for Whadda WPSE471
- Page 1 MANUAL ELECTRONIC SCALE LOAD CELL SENSOR WPSE471 whadda.com...
- Page 2 If in doubt, contact your local waste disposal authorities. Thank you for choosing Whadda! Please read the manual thoroughly before bringing this device into service. If the device was damaged in transit, do not install or use it and contact your dealer.
- Page 3 Product overview The Whadda electronic scale load cell sensor package combines both an accurate load cell rated up to 20 kg, and a sensitive A/D converter board that easily interfaces with a large variety of microcontrollers (such as an Arduino® compatible board).
- Page 4 Wiring description Name Arduino® connection VCC Supply voltage (5 V DC) SCK Clock signal Digital Pin (e.g. D3) DT Data signal Digital Pin (e.g. D2) GND Ground B+ Load cell connection B+ B- Load cell connection B- A+ Load cell connection A+ A- Load cell connection A- E- Load cell connection E- E+ Load cell connection E+...
- Page 5 Example program You can download the example Arduino® program by going to the official Whadda github page: github.com/WhaddaMakers/Electronic-scale-load-cell-sensor 1. Click the “Download ZIP” link in the “Code” menu: 2. Unzip the downloaded file, and browse to the calibrate_sensor folder. Open the calibrate_sensor Arduino®...
- Page 7 7. Once the correct weight is showing, type in the d character (1) and press send (2) to indicate that the calibration process has finished. Select and copy the resulting #define statements containing the calibration parameters (3). 8. Open the read_weight.ino sketch, and paste the copied #define statements in lines 32 and 33: 9.
- Page 8 Modifications and typographical errors reserved - © Velleman Group nv. WPSE471 Velleman Group NV, Legen Heirweg 33 - 9890 Gavere...
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