The output signal of a load cell is typically DC (Direct Current). Load cells are designed to convert mechanical force or weight into electrical signals, and the output is usually a small DC voltage or current proportional to the applied force or weight. This DC signal is then processed by instrumentation or electronics to provide weight readings or measurements.
Load cell sensors produce an electrical output that corresponds to the amount of force or weight applied to them. This output is often in the form of a small voltage or current that changes proportionally with the applied load. The magnitude of this output signal depends on the type and capacity of the load cell, as well as the force or weight being measured.
To determine whether the output of a load cell is AC or DC, you can typically check the specifications provided by the manufacturer or inspect the signal using appropriate instrumentation. In practice, load cells commonly generate a DC signal, but it’s essential to verify this information to ensure compatibility with the electronics or data acquisition system being used. Using a multimeter or an oscilloscope can help confirm whether the signal is steady DC or AC, if there’s any doubt or if the signal characteristics are unclear.