谐振频率Resonant frequency (Fr) | 4.0±0.3 KHz |
谐振电阻Resonant resistance (R) | 100Ω Max |
静电容量Electrostatic capacity (C) | 130000±30%pF at 120Hz |
介电损耗Dielectric loss | Max 5% |
绝缘电阻Insulation resistance | Min 100MΩ @25VDC |
金属片材料Material of metal plate | Brass(H65) |
金属片直径Metal plate diameter (D) | Φ21.5 ﹢0/-0.1 mm |
压电片直径PZT plate diameter (d) | Φ20.5 +0.3/-0.3 mm |
蜂鸣片总厚度Element total thickness (T) | 0.35 ±0.04 mm |
金属片厚度Metal plate thickness (t) | 0.10±0.01 mm |
最大输入电压Maximum input voltage | 30Vp-p |
工作温度范围Operating temperature range | -20~+70℃ |
存储温度范围Storage temperature range | -20~+80℃ |
引线规格Lead specifications (L) | 8x2x0.05(编织线, braided wire); L=55±5mm; 各一根 |
Note |
APPERANCE AND DIMMENSIONS: