点击图片查看原图“压电有源蜂鸣器现货供应 压电有源报警器 4333M 厂家直销高品质”参数说明
| 是否有现货： | 是 | 认证： | ROHS |
| 品牌： | 海旭科技 | 声道数： | 单声道 |
| 类型： | 压电式(晶体式) | 驱动方式： | 海旭科技 |
| 外观： | 有源蜂鸣器 | 型号： | 4333 mm |
| 规格： | Φ43×33（mm） | 商标： | 海旭科技 |
| 包装： | 3000 | 尺寸： | 43×33（mm） |
| 产量： | 5000000000000 |
“压电有源蜂鸣器现货供应 压电有源报警器 4333M 厂家直销高品质”详细介绍
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1. 技术规格
产品测试条件：温度：5～35℃，湿度：45%～85%R.H.，气压：860～1060hPa。 标准测试条件：温度：25±3℃,湿度：60±10%R.H. 气压：860～1060hPa。 |
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1 |
尺寸 |
Φ43.0 |
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2 |
净重 |
Approx 35g |
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3 |
额定电压 |
12 VDC |
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4 |
工作电压 |
4～20 VDC |
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5 |
额定功率 |
Max.30mA at 12VDC |
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6 |
输出音压 |
Min. 95dB at 12VDC,10cm |
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7 |
谐振频率 |
2800±500Hz |
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8 |
音调 |
慢脉冲 |
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9 |
工作温度 |
-20℃～+70℃ |
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10 |
储存温度 |
-30℃～+80℃ |
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| 2. 尺寸图 |
Unit: mm 公差:除特殊注明外，一般公差为±0.5mm |
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*外壳材质:黑色 ABS |
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3. ReliabilityTest
After any following tests the part shall meet specifications without any degradation in appearance and performance except SPL. SPL shall not deviate more than -10 dB from the initial value 3.1 Ordinary Temperature Life Test The part shall be subjected to 96 hours at 25±10℃. Input rated voltage Resonant frequency, 1/2 duty Square wave. 3.2 High Temperature Test The part shall be capable of with standing a storage temperature of +80℃for 96 hours. 3.3 Low Temperature Test The part shall be capable of with standing a storage temperature of --30℃for 96 hours. 3.4 Humidity Test Temperature:+40℃±3℃ Relative Humidity:90%～95% Duration: 48 hours and expose to room temperature for 6 hours 3.5 Temperature Shock Test Temperature:70℃/1hour→25℃/3hours→-30℃/1hour→25℃/3hours (1cycle) Total cycle: 10 cycles 3.6 Drop Test Standard Packaging From 120mm(Drop on hard wood or board of 5cm thick, three sides, six plain.) 3.7 Vibration Test Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axes
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