SC628M产品概述
Nylon Housing, Panel Mounting, Alarm 6 to 28 VDC Voltage Rating
The Mallory Sonalert produces an audible tone by internally creating an oscillating signal which drives a piezo ceramic transducer mounted in a sound chamber. For applications requiring operation over extended temperature ranges, or in extreme environmental conditions, military models are recommended. Exposed surface of the sound transducer is treated with corrosion protective coating. Mounting nut is anodized aluminum. Terminals are tin plated brass with nickel plated 6-32 screws.
Rated Voltage 6-28Vdc; 68-80dB; 2900Hz; DC; Panel Mount: Continuous
Features:
Various types of continuous, Fast Pluse, Fast Warble
Sound Level: Loud and Medium
More reliable then your electromagnetic buzzers
Operate more cosistently during their operating life
Able to produce many more types of tones compared to buzzers