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CUSTOM Digital Sound Level Meter SL-1330

Specifications

SKU: CUSTOM Digital Sound Level Meter SL-1330

Product overview

[Measurement item] NoiseA/C characteristics
[Function] Hold
[Function] Maximum value hold
[Function] Minimum value hold
[Function] Bar graph display
[Features] Equipped with backlight
*1 Approximately 15 minutes (cancellable)

Sound pressure levels can be measured from 30dB to 130dB using auto-range and manual range operation.

  • Frequency response: A-weighting / C-weighting, Dynamic response: FAST/SLOW switchable
  • Equipped with hold function and analog display
  • Equipped with an auto power off function to reduce battery consumption

Supports A/C characteristics and FAST/SLOW switching.

SL-1330 usage example
It supports both "A-weighting," which is close to human hearing and is used for general noise measurement, and "C-weighting," which is suitable for measuring sound pressure levels with a high level of low frequency components such as impact sounds. It is also possible to switch between "FAST" weighting (time constant: 125 ms), which provides measurements close to the response time of the human ear, and "SLOW" weighting (time constant: 1 s), which provides measurements of the average level of fluctuating noise.

Supports two types of display: "analog display" and "digital display."

SL-1330 Analog display/Digital displayIt supports two types of display: an "analog display" (bar graph) that allows you to instantly recognize the amount of change, and a "digital display" that allows you to instantly check the measurement value.

Part names

Main unit

SL-1330 Part names
  • ① Windscreen (microphone)
  • ② Display section
  • ③ Frequency weighting characteristics (A characteristic/C characteristic) selection button
  • ④ Maximum/minimum value hold button
  • ⑤ Range (auto/manual) selection button
  • ⑥ Dynamic characteristics (FAST / SLOW) selection button
  • ⑦ Power button
  • ⑧ Battery cover
  • ⑨ Tripod mounting part

Screen display section

SL-1330 Screen display section
  • ① Lower limit of measured value
  • ② MAX (maximum value) hold function enabled display
  • ③ MIN (minimum value) hold function enabled indicator
  • ④ Time weighting characteristics: High speed display
  • ⑤ Time weighting characteristics: slow display
  • ⑥ Upper limit display of measured value
  • ⑦ Measurement range
  • ⑧ Analog Range
  • ⑨ Measurement value (digital)
  • ⑩ Battery level warning display
  • ⑪ Auto range function enabled indicator
  • ⑫ Function enabled when measurement value is held
  • ⑬ Frequency weighting: C characteristic valid display
  • ⑭ Frequency weighting characteristics: A effective display
  • ⑮ Auto power off function enabled indicator

360° rotating image

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SL-1330 360-degree rotating image
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specification

Electrical Performance

Frequency response A characteristic/C characteristic
Frequency Range 31.5 Hz to 8 kHz
Measurement range
  • Lo: 30 dB to 80 dB
  • Mid: 50 dB ~ 100 dB
  • Hi: 80 dB ~ 130 dB
  • Auto: 30 dB to 130 dB
resolution 0.1 dB
sampling Approximately 2 times/second
Accuracy ±1.4 dB (94 dB, at 1 kHz)
Dynamic characteristics
  • FAST (time constant 125ms)
  • SLOW (time constant 1s)

General specifications

Auto Power Off Approximately 15 minutes (can be canceled)
Operating temperature and humidity 0 to +50°C, 80% RH or less (no condensation)
Storage temperature and humidity -10 to +60°C, 10 to 75% RH (no condensation, batteries not included)
size Approx. W 62 × H 188 × D 32 mm (excluding windshield and buttons)
weight Approximately 156 g (excluding batteries)
power supply 9V battery x 1
battery life Approximately 30 hours (when using alkaline batteries)
accessories Windscreen, instruction manual, storage case, adjustment screwdriver, 9V battery x 1
Compliance standards IEC61672-1 Class 2
proofreading Possible
JAN 4983621180053


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