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Lutron SL-4022 Sound Level Meter, IEC 61672 Class 1

Lutron SL-4022 Sound Level Meter, IEC 61672 Class 1

Brand
Lutron
Model number
SL-4022

Class 1 sound level meter to IEC 61672 with three ranges from 30 to 130 dB, A and C weighting, fast/slow and AC output.

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Key features

  • Frequency weighting and time weighting are meet IEC 61672 Class 1.
  • Large LCD display, easy to read.
  • A & C weighting networks are conformity to standards.
  • FAST & SLOW dynamic characteristic modes.
  • AC output for system expansion.
  • Build in adj. VR, available for easy calibration.
  • Condenser microphone for high accuracy & long-term stability. * Low battery indica
  • Build max. hold reset switch.

Specifications

Specifications
Display1 8 mm (0.7") LCD (Liquid Crystal Display), 3 1/2 digits.
Measurement Range3 ranges ( 30 - 70 dB, 60 - 100 dB, 90 - 130 dB )
Resolution0.1 dB.
AccuracyFrequency weighting meet IEC 61672 Class 1, calibrating input signal on 94 dB the accuracy of frequency; weighting is specified as following: 31.5 Hz : ± 2.0 dB, 63 Hz : ± 1.5 dB, 125 Hz : ± 1.5 dB; 250 Hz : ± 1.4 dB, 500 Hz : ± 1.4 dB, 1 KHz : ± 1.1 dB; 2 KHz : ± 1.6 dB, 4 KHz : ± 1.6 dB, 8 KHz : + 2.1 dB to -3.1 dB
Frequency Weighting NetworkCharacteristics of A & C.; A weighting - The characteristic is simulated as "Human Ear Listing" response. Typical, if making; the environmental sound level measurement, always select to A weighting.; C weighting - The characteristic is near the "FLAT" response. Typical, it is suitable for checking the; noise of machinery (Q.C. check) & knowing the sound pressure level of the tested; equipment.
Range selector30 to 70 dB, 60 to 100 dB, 90 to 130 dB, 40 dB on each step; with over & under range indicating.
Frequency31.5 Hz to 16 KHz. * Accuracy is tested within 31.5 Hz to 8 KHz.
Microphone typeElectric condenser microphone.
Microphone size1/2 inch standard size.
CalibratorB & K (Bruel & kjaer), multi-fuction acoustic calibrator, model : 4226.
Operating Temperature0°C to 50°C ( 32°F to 122°F ).
Operating HumidityLess than 80% RH.
Power SupplyDC 9V battery x 2 PCs, 006P, MN1604 ( PP3 ) or equivalent, heavy duty or alkaline type.
Weight450 g/0.99 LB
Dimension260 x 87 x 36 mm ( 10.2 x 3.4 x 1.4 inch ).
Accessories
Supplied withInstruction Manual: 1 PC; Calibration Screwdriver: 1 PC; Carrying Case: 1 PC
Optional94 dB Sound Calibrator, model : SC-941.; 94/114 dB Sound Calibrator, model : SC-942.; Wind shield ball, model : SB-01.
Technical details
Output Terminal3.5 mm diameter phone output terminal
Power Supply
Power ConsumptionApprox. DC 17 mA

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.

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