Sparkfun Load Cell Combinator

We created the load cell combinator to make this a lot easier. The sparkfun load sensor combinator is a bare pcb that combines four load sensors into a standard four wire wheatstone bridge configuration if you open up an electronic bathroom scale you ll find a large rat s nest of wires. Sparkfun load cell amplifier hx711.

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Sparkfun Load Sensor Combinator Robodyne

Sparkfun Load Sensor Combinator Bob 13878 Sparkfun Electronics

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Sparkfun Load Sensor Combinator

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There would be four single strain gauge load cells hooked up to a combinator and an amplifier to give you your weight reading.

Sparkfun load cell combinator.

Weekly product releases special offers and more. If you are hooking together four of the sparkfun load sensors using the combinator board you should position the four load sensors equidistant from each other just like the bathroom. This version of the sparkfun load sensor combinator features a few changes that you specifically asked for. Sparkfun load sensor combinator sch created date.

If you open up an electronic bathroom scale you ll find a large rat s nest of wires. The sparkfun load sensor combinator is a bare pcb that combines four load sensors into a standard four wire wheatstone bridge configuration. 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. The load sensor combinator was created to combine the 12 wires found in a bathroom scale into the standard four.

Sparkfun load cell amplifier hx711 sen 13879. The load sensor combinator was created to combine the 12 wires found in a bathroom scale into the standard four wire wheatstone bridge configuration. Sparkfun s strain gauge load cell combinator board hooked up to a home scale possible four disc load cell configuration in something like a bathroom scale note. 6 11 2015 10 03 56 pm.

This is the same layout that you would find in say your home scale. 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. Load cells connected to combinator and hx711 amplifier. Sparkfun load sensor combinator bob 13878 1 95.

Once you have your combinator in place you should have the four wires red black white green coming out of the combinator ready to connect to qwiic scale. These often use four individual cells that need to be combined into one complete load cell.