Technical Specifications:
The document outlines the specifications for an electronic sounder with 32 selectable tones. It includes an integral volume control suitable for environments requiring lower output. The sounder operates on various voltages (24VAC/DC, 115VAC, 115VDC, 230VAC, 48VAC, 48VDC) with a rated current of 0.220A at 24V AC/DC. It is designed to function in temperatures ranging from -20°C to +60°C, depending on the T-rating (T6 or T5). The sound power ranges from 117 to 109 dB at 1 meter.

Features:
The sounder is ATEX certified under the EN60079 standard, making it suitable for potentially explosive environments. It is multifunctional, capable of providing warnings in case of danger or fire evacuation through its 32 different programmable sounds.

Materials and Construction:
Constructed from low copper content aluminum alloy, the sounder includes an electronic modular circuit and resonance unit. The sound is amplified by an external exponential aluminum trumpet, with an option for stainless steel 316.

Protection and Mounting:
The device is rated IP66 for protection and includes a mounting bracket for installation. It is designed for continuous service.

Sound Patterns:
The document provides a detailed table of sound patterns, including continuous, alternating, sweeping, and intermittent tones at various frequencies and decibel levels. Each tone is associated with specific DIP switch settings for customization.

Accessories:
Optional accessories include a stainless steel 316 mounting bracket and trumpet, as well as epoxy coating in various colors (yellow, blue, grey, black).