Features
Real-time monitoring,
High precision,
Strong versatility,
High cost performance
Built-in high-sensitivity sensor and data acquisition module, integrating measurement and transmission
Technical Data
|
Measuring Range |
30~130dB |
|
Output |
RS485 |
|
Accuracy(23±5℃) |
-1.5db ~1.5db |
|
Frequency Range |
31.5Hz ~ 12.5kHz |
|
Microphone |
Condenser microphone |
|
Microphone size |
0.5 inch |
|
Range selection |
30~130dB |
|
Maximum Output Impedance |
200Ω |
|
Power Supply |
DC 12V |
|
Power Loss |
DC 12V: ≈ 20mW |
|
Shape Packaging |
ABS |
|
Working Temperature |
0-50℃(32-122°F) |
|
Working Humidity |
<80% Relative humidity |
|
Installation Method |
The transmitter board is placed in a round black tube with a length of 180mm, an outer diameter of 25mm, and an inner diameter of 18mm for sealing treatment on both sides. |

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