Workers who reside in ESD protected areas shall test wrist straps at the beginning of the shift at least once per day. By the testing result shall be recorded.
● When testing, do not stand on the metal plate of the tester. Press the test button. It is recommended that you shake your wrist to check for intermittent failures.
● Wrist strap failure may be caused by skin high electrical resistance. Use of a dissipative lotion or gel may reduce the person’s skin contact resistance.