The ESD devices also called as personnel discharge unit, personnel discharge device, HAPTM Hazardous Area Personnel Test Meter or machine, Shoe Tester, Antistatic device etc…
The ESD electrostatic discharge device can be considered as a preventative device which exists to check the user protective equipment via their wrist straps and conductive or antistatic footwear that operating correctly by measuring the user total resistance to ground is within the limits defined in the JSP482 specification.