Detail LUTRON SL-417 Sound Adapter

Features :

• Cooperate with the environment meter EM-9300SD, EM-9200, EM-9100 as a professional sound level meter
• 30 to 130 dB, 3 ranges
• Frequency weighting networks are designed to meet the IEC 61672 class2
• A weighting networks are confirmity to standards
• Fast time weighting dynamic characteristic modes
• Condenser microphone for high accuracy and long-term stability
• Over/Under indicator
• Low battery indicator
• Electric condenser microphone
• Size of microphone : 1/2 inch standard size

Specifications :

• Measurement range : 30 to 130 dB, ranges
  Range 1 : 30 to 80 dB
  Range 2 : 530 to 100 dB
  Range 3 : 50 to 130 dB
• Output : 10 mV per 1 dB
• Accuracy : Frequency weighting meet IEC 61672 class 2, calibrating input signal om 94 dB (31.5 Hz to 8 kHz), then the accuracy of a frequency 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 network : Characteristics of a weight. A weighting : The characteristic is simulated as “Human Ear Listing” response
• Frequency : 31.5 Hz to 8.000 Hz
• Calibrator : B & K (Bruel and Kjaer) : Multi-function 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) @alkaline or heavy duty type
• Power consumption : Approx DC 12 mA
• Operating Temperature :  0^◦C  to 50 ^◦C  (32^◦F to 122^◦F)
• Operating Humidity : Less than 80% RH
• Weight : 220 g/0.49 LB (including battery)
• Dimension :
  Main instrument : 107x53x29 mm (4.2×2.1×1.1)
  Probe : Dia.12.7×58 mm (0.5 x 2.28 inch)