The controller displays specific codes when it detects a system failure or sensor issue.

The "Advanced" designation refers to the system’s ability to detect and adapt to traffic patterns:

The Elstat EMS 25 Advanced is an electrostatic discharge (ESD) tester/monitor designed to measure and control static electricity in electronics manufacturing and other sensitive environments. It’s aimed at quality-control engineers and ESD program managers who need reliable, repeatable ESD measurements and compliance verification.

He’d tried to ignore it before. Tonight, with the temperature rising and a panicked restaurant owner on the phone, he had no choice.