Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Communication Interface | RS485 & UART |
| Power Supply | DC 5V - 24V |
| Noise Measurement Range | 30dB - 130dB |
| Measurement Accuracy | ±1.5dB |
| Frequency Weighting | A-Weighted |
| Operating Temperature | -20°C to 60°C |
| Ingress Protection | IP65 |
| Housing Material | ABS Plastic & Aluminum |
| Protocol Support | Modbus RTU |
| Product Dimensions | 85mm x 65mm x 30mm |
Anonymous
Apr 05, 2026
Rating: 5/5
Perfect for factory floor
Installed this on our assembly line to monitor noise levels. The RS485 connection was stable and data logging is accurate.
Anonymous
Apr 01, 2026
Rating: 5/5
Easy integration
UART interface made it simple to connect to our microcontroller. Reading decibel levels in real-time is straightforward.
Anonymous
Mar 19, 2026
Rating: 4/5
Reliable monitoring
Does exactly what it says. We use it for environmental reporting. Stable readings over long periods.
Anonymous
Mar 01, 2026
Rating: 4/5
Good value industrial sensor
Works well with our PLC system. Accuracy seems consistent compared to our handheld meter. Deducting one star because the wiring diagram was slightly unclear.
Anonymous
Jan 20, 2026
Rating: 5/5
Robust build quality
The housing feels very durable. We are using it in a dusty workshop environment and it has held up well for three months so far.
Q: What protocol does the RS485 use?
A: It supports Modbus RTU protocol over the RS485 interface for industrial integration.
Q: Is this compatible with Arduino?
A: Yes, you can connect via the UART interface using 3.3V or 5V logic levels.
Q: Can this withstand rain if mounted outside?
A: The module has an IP65 rating, making it resistant to dust and water jets, suitable for outdoor mounting.
Q: Does it require external calibration?
A: The sensor comes pre-calibrated from the factory. Recalibration is recommended annually depending on usage.
Q: What is the maximum cable length for RS485?
A: RS485 can support cable lengths up to 1200 meters depending on the baud rate and cable quality.
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