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  4. Sound level measuring devices
  5. SL300 Sound level measuring device

Sound level measuring device SL300

For professional monitoring of noise levels in the workplace, industry and for measuring noise pollution

This easy-to-handle sound level measuring device unites modern electrodynamic sound transducer technology and compact design.

The SL300 meets the requirements for sound level meters of accuracy class 2 according to IEC 61672-1 and ANSI S1.4 and is ideally suited for the documentation of machine and environmental noise, for workplace measurements or expert assessments.

The large four-digit measuring value display of the SL300 with additional bargraph presentation can easily be read in every environment thanks to the LCD background illumination.

With type A and C frequency weighting, fast/slow time weighting and many more practice-oriented functions this measuring device of the MultiMeasure Professional series is the perfect solution for demanding sound level measurements.

Its handy design, the light weight and the arrangement of keys optimized for single-handed operation make the SL300 the ideal basic equipment for standard measurements in the fields of industry, work and environmental protection.

SL300 – A user-friendly sound level measuring device with manifold possible applications:

  • Noise hazard measurements for occupational safety
  • Environmental protection applications for the determination of ambient noise
  • Determination of noise sectors for noise abatement measures in enterprises
  • Examination and selection of hearing protection devices
  • Auditing the adherence to noise protection regulations
  • Control measurements in air-conditioning and heating engineering

A few practical benefits:

  • Accuracy class 2 according to IEC 61672
  • Frequency weighting as per characteristic curves A and C
  • Maximum and minimum value memory
  • Storage space for 50 measured values
  • Reversible time weighting (fast / slow)
  • Display illumination
  • Bargraph display
  • 1/4-inch tripod thread


SL 300 Sound Level Meter show in Trotec online shop

SL 300 Sound Level Meter

Sound level meter for noise measurements and quality controls in offices, factories, schools and on busy roads. The device conforms to the requirements of the DIN EN 616721 standard for sound level meters.

You save: 30 %

91.95 £ 64.36 £ incl. VAT
Show net price (VAT not included)



Technical data
General information
  Article number 3.510.005.010
Sound values
  Min. sound [dB(A)] 30
  Max. sound [dB(A)] 130
  Accuracy Class 2 according to DIN EN 61,672
  Resolution 0.1 dB
  Frequency range 31.5 Hz - 8 kHz
  Dynamic range 50 dB
  Partial measuring ranges 30...80 dB, 50...100 dB, 80...130 dB, 30...130 dB (auto)
  Response time 500 ms
Memory organisation
  Internal flash memory For 50 measured values
Housing design
Power supply
  Internal (battery)
  Battery type 1 x 9 V battery
Operating time
  > 30 h
Surrounding conditions
  Operation - min. temperature [°C] 0
  Operation - max. temperature [°C] 40
  Operation – min. relative humidity [% RH] 10
  Operation – max. relative humidity (non-condensing) [%] 90
  Length (packaging excluded) [mm] 210
  Width (packaging excluded) [mm] 55
  Height (packaging excluded) [mm] 32
  (packaging excluded) [kg] 0.23
Standard scope of delivery
Standard scope of delivery
  Measuring device
  Wind shield
  Transport bag
  Operating manual
Ascertainable measured values and functions
Internal sensors
  Sound [dB C]
  Sound [dB A]
Functions and features
  Reversible time weighting
  ¼ inch tripod thread
  4-digit measuring value display
  Visual alarm function
  Bargraph display
  Display illumination
  Maximum value display
  Hold function
  Minimum value display
  °C/°F switch
  A/C frequency weighting
  Automatic switch-off
  Acoustic alarm function
  Automatic display switch-off
  Photo recording
  Limit value alarm
  Calibration option
  Light detector
  Average value display
  Gooseneck probe
  Language selection
  Video recording

 standard equipment

 optionally available

 not available


Universal Tripod show in Trotec online shop

Universal Tripod

The tripod has a center brace with lock for safe standing and is already supplied with a robust 3-way head including quick release plate with a standard 1/4 "connection for optimal alignment of meter or camera.

You save: 33 %

27.55 £ 18.35 £ incl. VAT
Show net price (VAT not included)


Alternative products

SL300 with alternative products:

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BS06 Sound Level Meter show in Trotec online shop

BS06 Sound Level Meter

With the BS06 the sound of various noise sources within a measuring range from 40 to 130 dB (a) can be detected reliably. In addition, minimum and maximum value to display.

You save: 48 %

32.14 £ 16.51 £ incl. VAT
Show net price (VAT not included)


SL400 Sound Level Meter show in Trotec online shop

SL400 Sound Level Meter

Sound level meter for noise measurement and quality control in, offices, factories, schools or on busy roads. Conforms to DIN EN 616721.

You save: 55.19 £

174.75 £ 119.56 £ incl. VAT
Show net price (VAT not included)