70A-1-220V

Overview

The Omega 70A-1-220V is a low-cost audible alarm annunciator designed for continuous tone signaling. It operates on a 220 Vac supply voltage and produces a sound level of 95 dB at a frequency of 2900 Hz. The device utilizes solid-state technology to ensure reliability without mechanical wear or arcing. It supports an operating temperature range from -30 °C to 65 °C and maintains performance in environments with up to 95% relative humidity at 40 °C.

Feature Summary

• Solid-state construction eliminates mechanical wear and arcing for enhanced reliability
• Provides continuous tone output at 95 dB and 2900 Hz
• Designed for easy installation in industrial and commercial settings

Applications

• Industrial machinery status indication
• Commercial facility alarm systems
• Process control monitoring alerts

Procurement Notes

Verify the specific model suffix corresponds to the required voltage rating, as the 70A series includes variants for both 120 Vac and 220 Vac supplies. Confirm that the continuous tone configuration matches the application's alert requirements. Ensure environmental conditions remain within the specified temperature and humidity limits to maintain operational integrity and longevity.

Selection Notes

Select this model when a reliable, maintenance-free audible indicator is needed for 220 Vac systems. The solid-state design offers superior durability compared to mechanical buzzers. Consider the 95 dB output level to ensure audibility in noisy environments. Verify compatibility with existing panel mounting configurations before integration.

Part Context

This component belongs to the 70A series of low-cost audible alarm annunciators manufactured by Omega Engineering. The series provides various tone options including continuous, fast pulse, slow pulse, and warble tones across different voltage ratings. These devices are engineered for straightforward integration into automation and monitoring systems requiring clear auditory feedback.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.