The Dytran model 5313A is type of triaxial IEPE seat pad accelerometer which is located in between the ride and vehicle seat in operations that are transportation-affiliated. This model is made of an integral 10-foot cable, concluding to (3) BNC plugs. It is a thin rubber cushion containing the model 3143M1 accelerometer and is enclosed within a rubber case. A seat pad accelerometer, which correspond to ISO 8041, defines the performance and endurance limits for instruments which is produced to know the level of the human response assessment vibration values.