JC-ZS-ZN01B noise sensor

JC-ZS-ZN01B noise sensor is a digital, modular multi-function sound level meter. Using digital signal processing chip and digital detection technology, it has the advantages of high reliability, good stability, wide dynamic range, and no need for range conversion. It can be widely used in industrial noise measurement of various machines, vehicles, ships, electrical appliances, etc., and can also be used in measurement of environmental noise, labor protection, and industrial hygiene.


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Product Details

Measuring range: 30~130dB (A)

Sensitivity: -38±3dB (or 12.6mv/Pa)

Resolution: 0.1dB

Accuracy: ±3dB, at an ambient temperature of 23±5°C, frequency weighting conforms to IEC 61672 type 2 standard, calibration is performed under the condition of an input signal of 94dB (1kHz).

Frequency range: 20Hz to 12.5kHz

Response time: 200ms, the time response simulates the time response of the human ear

Corrector: B&K (Bruel & kjaer company), multifunctional sound calibrator, model 4231.

Microphone: electret microphone

Directionality: all-round

Microphone size: 0.5 inches

Power supply mode: □DC5V



Output mode: □RS485 (□Modbus □ASCII)

□RS232 (□Modbus □ASCII)






Sensor line: □ Standard configuration: 2.5 meters

□Other ______

Load capacity: when DC12V power supply, current type output impedance ≤350Ω

When DC24V power supply, current type output impedance ≤900Ω

Voltage output impedance≥1KΩ

Maximum power consumption: 500mW

Product material: aluminum alloy

Product net weight: 165g

Package net weight: 400g (including packaging and sensor line)

Working environment: temperature -40℃~80℃

Humidity ≤100%RH without condensation

Protection level: IP55

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