The electronic weighing machine uses a load cell to measure the weight produced by the load here most load cells are following the method of a strain gauge.
Load cell used in weighing machine.
From 1993 the british antarctic survey installed load cells in glass fibre nests to weigh albatross chicks.
C3 grade load cell are used in quality assurance such as checking weight of ball bearings machine constructions parts etc.
Usage of load cell is not limited to electronics scales.
Weighing load cell applications load cells represented the first major design change in weighing technology.
There are different types of load cells for different applications.
Bending beam load cells.
Single point load cells.
Types of load cells.
This is a simple arduino weight measurement project.
Such load cells are typically available in many rated loads i e maximum loads.
In today s processing plants electronic force sensors are preferred in most applications although mechanical lever scales are still used if the operation is manual and the operating and maintenance personnel prefer their simplicity.
Several load cells are positioned under a steel structure and are loaded with a weight from above.
Image courtesy of amazon.
These load cells are used for measuring weight of sand cement or water.
Commonly used ones include.
This particular weighing machine can be used for weighing of all types of small sized granular products like prepared herbal medicine tea seeds msg seasoning coffee beans chocolate beans etc.
The load cells with lower accuracy but reasonably accurate are classified as d1 c1 and c2.
There are different types of load cells available.
They are available in different sizes shapes and capacities.
Types of load cells.
Its advertised rated output is.
The one utilized in this project is rated for a maximum weight of 10kg or 22 pounds.
A load cell is located under a platform that is loaded with a weight from above.
This is enough for this project.
This particular load cell is commonly referred to as a straight bar load cell or a parallel beam load cell.
In this project we will be interfacing hx711 load cell amplifier with arduino and 16 2 lcd for designing weighing machine using arduino load cell hx711 module.
Canister type this type of load cell is usually used for single as well as multi weighing applications.
In short load cell can be used wherever there is a requirement of force measurement.
It is used in weigh axle weighing scales tank scales weighbridges vessel weighing applications etc.
They are used load testing machines industrial scales flow meters etc though we hardly ever come in direct contact with the load cells.
