Sound Level Transmitter SL50

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Sound Level Transmitter SL50 Specification

Housing Material
Industrial-grade ABS

Response Time
30 Seconds

Signal Type
Rs485 (Modbus RTU), 4-20mA, 0-5V, 0-10V

Protection
IP65

Measurement Range
30 dB to 120 dB

Storage Temperature
-20 to 80 Celsius (oC)

Operating Temperature
-10 to 60 Celsius (oC)

Resolution
0.1 dB

Frequency
20 Hz - 20 kHz Kilohertz ( KHZ )

Mounting
Wall mount, Pole mount

Output
4-20 mA, 0-10 V, RS485 (Modbus RTU)

Model
SL50

Humidity %
0-95% RH

Process Connection
High-strength, dustproof, waterproof

Power Supply
12 to 24 VDC

Sound Level Transmitter SL50 About

Microphone Type	Precision Electret Condenser Microphone
Output Options	420 mA, 010 V, RS485 (Modbus RTU)
Communication Protocol	Modbus RTU

Easy to Install and suitable for Wall Mounting
High Accuracy and Stability
Wide Measuring Range
High-sensitivity microphone
Compact and Durable Design
User-Friendly Configuration

The Polwax Sound Level Transmitter Model SL50 is an advanced noise monitoring device designed to measure and transmit real-time sound pressure levels (SPL) in decibels (dB) for industrial, environmental, and commercial applications. With its high-precision microphone and signal processing unit, the Decibel 50 ensures accurate and reliable noise measurements across a wide frequency range.
Equipped with multiple output interfaces including 4-20mA, 0- 10V, RS485 (Modbus RTU), and MQTT over Wi-Fi, the NoiseTrans50 seamlessly integrates with industrial automation systems, environmental monitoring platforms, and smart city infrastructure. Its robust IP65- rated enclosure allows for deployment in both indoor and outdoor environments, making it suitable for factories, airports, traffic monitoring, hospitals, educational institutions, and more.

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