Sound Adapter – Lutron SL-406

Features

  • Frequency and time weighting meet IEC 61672 class 2.
  • A frequency weighting.
  • Range : 3 ranges, 30 to 130 dB.
  • Output : 1 mV per 1 dB.
  • External Calibration adj. VR.
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Sound Adapter
Model : SL-406

  • Frequency and time weighting meet IEC 61672 class 2.
  • A frequency weighting.
  • Range : 3 ranges, 30 to 130 dB.
  • Output : 1 mV per 1 dB.
  • External Calibration adj. VR.

Specification

Measurement/Range 30 to 130 dB, 3 ranges
•  Range 1 : 30 to 80 dB.
•  Range 2 : 50 to 100 dB.
•  Range 3 : 80 to 130 dB.
Output 10 mV per 1 dB.
Accuracy (23 55°C ) Frequency weighting meet IEC 61672 class 2, calibrating input signal on 94 dB ( 31.5 Hz to 8  kHz ), then the accuracy of Weighting is specified as following :

•  31.5 Hz – ± 3.5 dB,  63 Hz – ± 2.5 dB,  125 Hz – ± 2.0 dB
•  250 Hz – ± 1.9 dB,  500 Hz – ± 1.9 dB,  1 kHz – ± 1.4 dB
•  2 kHz – ± 2.6 dB,  4 kHz – ± 3.6 dB,  8 kHz – ± 5.6 dB
Frequency Weighting Weighting Characteristics of A weighting. A weighting : The characteristic is simulated as “Human Ear Listing” response.
Frequency 31.5 Hz to 8,000 Hz.
Calibrator B & K (Bruel & Kjaer) : Multi-fuction acoustic calibrator,
Model : 4226.
Microphone type Electric condenser microphone.
Size of microphone 1/2 inch standard size.
Calibration VR Build in external calibration VR.
Battery DC 9 V battery (006P, 6F22).
Power Consumption Approx. DC 4 mA.
Operating Temperature 0 °C to 50°C (32°F to 122°F ).
Operating Humidity Less than 80% RH.
Weight 150g g/0.33 LB (including battery).
Dimension •   Main instrument :107 x 53 x 29 mm ( 4.2 x 2.1 x 1.1 inch ).
•   Probe : Dia. 12.7 mm x 58 mm ( Dia. 0.5 inch x 2.28 inch).
Accessories Included Operation Manual…………………………………1 PC.
Optional Calibrator, Accessory •  4 dB Sound Calibrator, Model : SC-941
•  4/114 dB Sound Calibrator, Model : SC-942.
•  Wind shield ball, Model : SB-01

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