NAI’s FAA and FQA are AC-Powered, Frequency Monitors used to de-energize or activate alarm devices when the line frequency departs from acceptable operating limits. These frequency monitors are ideally suited for rugged defense and industrial applications.
- Operates at 50/60/400hz
- Accuracy ±0.5%
- Time delay (pick-up & drop-out ) 250 ms to 10 seconds
- High reliability
- Versatile design allows for many variations