Piezo Active Buzzer 12V , Alarm Electronic Buzzers 110db Big Sound Speaker
Quick Detail:
- Size: D40mm*H20mm
- Operating voltage: 3 – 24 VDC
- Rated voltage: 12VDC
- Maximum rated current:20mA
- Minimum sound output: 110dB at 10cm
- Frequency: 2800Hz ± 500Hz
- Tone nature: Continuous
- Operating temperature: --20—+70
- Storage Temperature:-30—+80
- Weight: 12g
Specification:
1.Technical Parameter
Measuring condition
Part shall be measured under a condition (Temperature: 535, Humidity: 45%85%R.H.,
Atmospheric
pressure:860 1060hPa) unless the standard condition (Temperature: 25±3, Humidity: 60±10%R.H.
Atmospheric pressure: 860 1060hPa) is regulated to measure.
|
1 |
Rated Voltage |
12 VDC |
|
2 |
Operating Voltage |
3 – 24 VDC |
|
3 |
Rated Current |
Max.20mA, at 12VDC |
|
4 |
Sound Output at 30cm |
Min.110dB, at 12VDC |
|
5 |
Resonant Frequency |
2800±500 Hz |
|
6 |
Tone |
Continuous |
|
7 |
Operating Temperature |
-20 - +70 |
|
8 |
Storage Temperature |
-30 - +80 |
|
9 |
RoHS |
Yes |
|
10 |
Weight |
Approx 12g |
*Housing Material: Black ABS
3. Reliability Test
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
(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.
(2)High Temperature Test
The part shall be capable of with standing a storage temperature of +80 for 96 hours.
(3)Low Temperature Test
The part shall be capable of with standing a storage temperature of -30 for 96 hours.
(4)Humidity Test
Temperature:+40±3 Relative Humidity:90%95% Duration: 48 hours
and expose to room temperature for 6 hours
(5)Temperature Shock Test
T
