电磁式有源蜂鸣器 智能燃气表 煤气表 IC卡燃气 IC卡水表专用

hyt-12
 
frequency response
specifications
type unit
hyt-1201
hyt-1203
hyt-1205
hyt-1212
rated voltage v
1.5
3
5
12
operating voltage v
1.2-3
2-5
4-7
8-16
*rated current(max) ma
20
30
30
30
*min sound output at 10 cm db
80
85
85
85
*resonant frequency hz
2300±300
operating temperature ℃
-20～+70
storage temperature ℃
-30～+85
housing material   noryl
weight g
2

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