Piezo Electric Buzzer (AC / DC Type) |
Ver. 4 DATE : 2012-11-15 |
Housing ( 外蓋 ) | ABS 757 UL94HB plastic resin |
Color ( 顏色 ) | Black |
Pin ( 腳柱 ) | Tin Plated Brass |
Weight (Gram) ( 重量 ) | 43.4 |
Oscillation Frequency ( 協振頻率 ) | 2.9 ± 0.5 | KHz |
Operating Voltage ( 操作電壓 ) | 200 ~ 240 | Vdc / ac |
Rated Voltage ( 額定電壓 ) | 220 | Vdc / ac |
Current Consumption ( Max. ) ( 耗電流 ) | 20 at Rated Voltage | mA |
Sound Pressure Level ( Min. ) ( 音壓 ) | 90 at 30 cm at Rated Voltage | dB |
Tone / Pulse Rate ( 音頻 / 斷續速率 ) | Slow Pulse 1.2 | Hz |
Operating Temperature ( 工作溫度 ) | -20 ~ +70 | °C |
Storage Temperature ( 儲存溫度 ) | -30 ~ +80 | °C |
PIN Type | Unit:mm |