Electromagnetic transducers without generator
| Type of sound transducer | electromagnetic signaller |
| Features | without built-in generator |
| Symbol |
LD-BZEN-0903 |
LD-BZEN-1205 |
LD-BZEN-1212 |
AT-1224-TWT-5V |
AT-1224-TWT-R |
SMT-0340-T-R |
SMT-0727-S-R |
LET9055A-03B-R |
| Mounting |
|
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|
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|
|
|
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| - THT |
x |
x |
x |
x |
x |
|
|
x |
| Manufacturer |
|
|
|
PUI AUDIO |
PUI AUDIO |
PUI AUDIO |
PUI AUDIO |
Cre-sound Electronics |
| Sound level |
|
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| - 72dB |
|
|
|
|
|
x |
|
|
| - 85dB |
x |
x |
x |
|
x |
|
x |
x |
| - 87dB |
|
|
|
x |
|
|
|
|
| Operating temperature [°C] |
|
|
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| - -40...85 |
|
|
|
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|
|
x |
| - -30...70 |
|
|
|
|
|
|
x |
|
| - -30...80 |
|
|
|
x |
x |
|
|
|
| - -20...70 |
x |
x |
x |
|
|
x |
|
|
| Diameter [mm] |
|
|
|
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|
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| - 9 |
x |
|
|
|
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|
|
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| - 9.2 |
|
|
|
|
|
|
|
x |
| - 12 |
|
x |
x |
x |
x |
|
|
|
| Height [mm] |
5.5 |
9 |
9 |
9 |
8.5 |
2 |
2 |
- |
| Term. pitch [mm] |
4 |
6.5 |
6.5 |
6.5 |
6.5 |
- |
- |
4 |
| Operating voltage [V AC] |
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|
|
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| - 2...4 |
x |
|
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|
|
|
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| - 2...5 |
|
|
|
|
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|
|
x |
| - 3...7 |
|
|
|
x |
|
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|
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| - 3...8 |
|
x |
|
|
x |
|
|
|
| - 3.6 |
|
|
|
|
|
|
x |
|
| - 6...15 |
|
|
x |
|
|
|
|
|
| Operating current [mA] |
60 |
40 |
40 |
40 |
40 |
- |
- |
60 |
| Coil resistance [Ω] |
25 |
47 |
140 |
47 |
47 |
12 |
12 |
25 |
| Coil resistance tolerance [Ω] |
±3 |
±5 |
±14 |
±7 |
±9.4 |
- |
- |
±4 |
| Resonant frequency [kHz] |
2.73 |
2.4 |
2.4 |
2.4 |
2.4 |
- |
2.7 |
2.7 |
| Dimensions [mm] |
- |
- |
- |
- |
- |
- |
7.5x7.5 |
Ø9.2x5.5 |
