Annunciator -

It features a "window" (lighted display) with text descriptions and an audible alarm (hooter or buzzer). 2. How It Works (Working Principle)

It gives operators an at-a-glance status of equipment, allowing quick identification of issues before they escalate. annunciator

Identifies which alarm occurred first in a series of failures, aiding in root-cause analysis. It features a "window" (lighted display) with text

Electrical system monitoring for faults and voltage issues. annunciator