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Noise Level Detector Sensor, Noise Sensor Transmitter Probe 20Hz To 12.5kHz IP55 Protective Aluminum Alloy DC5V Modular Wide Dynamic Range  for Machines

<ul><li>MULTIFUNCTIONAL DESIGN: The noise sensor transmitter probe is a digital, modular multifunctional sound meter, providing accurate and noise monitoring in various contexts</li><li>PROFESSIONAL TECHNOLOGY: The device adopts digital processing chips and digital detection technology ensures high reliability, excellent stability, and a wide dynamic range</li></ul>

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Specification: Item Type: Noise Sensor Transmitter Probe Size: Length: approx. 292mm/11.5in Power Supply: 5V Output Form: RS485 Modbus Measurement Range: 30-130dB A Sensitivity: -38±3dB or 12.6mv/Pa Resolution: 0.1dB Accuracy: ±3dB, calibrated at 23±5 degrees Celsius ambient temperature, frequency weighting complies with IEC 61672 type 2 standard, calibrated under the condition of input at 94dB 1kHz. Frequency Range: 20Hz to 12.5kHz Response Time: 200ms, time response simulates human ear response Calibrator: for BK for Bruel for Kjaer company, multifunctional sound calibrator, model 4231 Microphone: Electret microphone Directivity: Omnidirectional Microphone Size: 0.5 inch Load Capacity: Impedance Less than or equal to 350 Ohm for current output when powered by DC12V, Less than or equal to 900 Ohm for current output when powered by DC24V, impedance Greater than or equal to 1K Ohm for voltage output Maximum Power Consumption: 500mW Material: Aluminum alloy Operating Environment: Temperature -40 degrees Celsius to 80 degrees Celsius , humidity Less than or equal to non-condensing Protective Grade: IP55 Troubleshooting: The meter display value is incorrect during output. It may be due to wiring issues or communicating port failure. Please check if the wiring is correct and secure, if the port is occupied, and if the port settings are correct. Wire Order Wire Color Output RS485 Red Power Positive Black A+/TX Yellow B-/RX Green Power Negative Weight: Approx. 418.00g / 14.74oz Package List: 1 x Noise Sensor 1 x Cable 1 x User Manual Note: 1. Please check if the packaging is intact and verify if the product model matches the selected .<div>2. Do not connect the wires while powered on, only power on after confirming the wiring is correct.</div><div>3. The length of the sensor wire will affect the product's output , so do not modify the product randomly during use.</div><div>4. The sensor is a precise device, users should not disassemble it by themselves, or let pointed objects or aggressive liquids touch the sensor to avoid damaging the product.</div>

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