Noise Level Sensor
Target parameter: LeqA • Microphone sensitivity: 12.7 mV / Pa • Range of the sensor: 50 dBA to 100 dBA • Accuracy: ±0.5 dBA (at 1 kHz) • Frequency range: 20 Hz – 20 kHz • Omni-directional microphone • A-weighting measure • Sound pressure level measurement (no weighting filter) • FAST mode (125 ms) and SLOW mode (1 second), software configurable
Specification of the Enclosure :
Material: polycarbonate • Sealing: polyurethane • Cover screws: stainless steel • Ingress protection: IP65 • Impact resistance: IK08 • Rated insulation voltage AC: 690 V • Rated insulation voltage DC: 1000 V • Heavy metals-free • Weatherproof: true - nach UL 746 C • Ambient temperature (min.): -10 °C • Ambient temperature (max.): 50 °C • Approximated weight: 800 g Calibration tests In order to ensure the high quality of the Noise / Sound Level Sensor, each device is verified in an independent test laboratory. After those tests, an official test report is issued by the laboratory for every Noise / Sound Level Sensor, so the customer can verify the accuracy in dBA at different frequencies for each sound level probe.