YGC-ZS noise sensor is a digital, modular multi-functional sound level meter. It adopts digital signal processing chip and digital detection technology, which has the advantages of high reliability, good stability, wide dynamic range and no need for range conversion. It can be widely used in the measurement of industrial noise from various machines, vehicles, ships, electrical appliances, etc. It can also be used in the measurement of environmental noise, labor protection, and industrial hygiene.
Power supply method | □ DC 5V □ DC 9-30V |
□ Other |
Output signal | Current | □ 4~20mA □ 0~20mA |
Voltage | □ 0~2.5V □ 0~5V □ 1~5V |
Serial port | □ RS485(□DefaultModbus □ASCII) |
□ RS232(□DefaultModbus □ASCII) |
Other | |
Line length | □ Standard 2.5 meters □ Other: |
Measuring range: 30~130dB(A) Sensitivity: -38±3dB (or 12.6mv/Pa) Resolution: 0.1dB Accuracy: ±3dB, at ambient temperature 23±5℃, frequency weighting complies with IEC 61672 type 2 standard, calibrated under the condition that the input signal is 94dB (1kHz). Frequency range: 20Hz to 12.5kHz Response time: 200ms, the time response simulates the time response of the human ear Calibrator: B&K (Bruel & Kjaer Company), multifunctional sound calibrator, model 4231. Microphone: electret microphone Directionality: omnidirectional Microphone size: 0.5 inches Load capacity: DC12V power supply, current output impedance ≤350Ω When powered by DC24V, the current output impedance is ≤900Ω Voltage type output impedance ≥1KΩ Maximum power consumption: 500mW Product material: aluminum alloy Product net weight: 165g Net weight of packaging: 400g (including packaging and sensor line) Working environment: temperature -40℃~80℃ Humidity ≤100%RH no condensation Protection level: IP55 |