ATP Instrumentation SL-8851 Manual

Introduction.
This digital logging Sound Level meter is a precision instrument used to meet IEC61672-1 Class 2 Regulations. It
measures sound levels and gives the facility of being able to record and store measured values. When not in use the
instrument should be kept in the carry case to protect it from damage.
Features.
 3 Measuring Ranges with Auto Ranging or Manual Range Selection
 Over Range and Under Range Indication.

Precision ½" electret condenser microphone.

High accuracy and rapid response.

"A" & "C" Frequency Weighting.

Fast and Slow Response Filters

Data Hold, Min/Max Memory.

56mm High Contrast LCD with 41 Segment Bargraph, Function Indicators and Backlight.

Auto-power Off after 15 minutes with User Disable.

USB output.

Accessories Included: Carry Case, Software, USB Connection Cable, Acoustic Wind Muffler, Mini Tripod and
AC/DC Power Adaptor.
Specifications.

3 Measuring Ranges 30 to 80dB, 50 to 100db, 80 to 130dB or Auto Range 30 to 130dB.

Accuracy: 1.4dB

Sampling rate of 2.5 times per second (selectable rate for logging).
 Operating temperature and humidity: 0C ~ 40C and 0%rh ~ 80%rh.

Storage conditions: -10C ~ 50C and 0%rh ~ 70%rh.

Power Source: 1 x 9V battery or AC/DC Adaptor (Supplied).

Meter Dimensions: 290L x 80W x 50H (mm).

Weight of Unit: 350g.
Function Buttons.
11. Power On/Off button.
3. Record Button.
4. Set Up Button.
5. Fast/Slow Response Filters Button.
6. Min/Max Memory Button.
7. Level Button.
8. Backlight Button.
9. A/C Frequency Button.
10. Data Hold Button
SL-8851
USB Logging Sound Level Meter Manual
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REC
FAST
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