Sper Scientific 840029 Sound Meter Digital - Manual (Page 3)

I. INTRODUCTION
Perfect for testing for OSHA requirements, your new instrument meets
IEC 61672 class 2 and ANSI S1.4 type 2 frequency and time weighting
specifications, DIN 45633 and JIS 1502.
It covers the 30 ~ 130 dB in the "A" scale, and 35 ~ 130 dB in the "C"
scale, with an accuracy of ±1.5 dB. This meter can be acoustically
calibrated in compliance with OSHA, using Sper Scientific's Acoustical
Calibrator 840031 (or equivalent).
Features include a built-in calibration adjustment, Fast or Slow time
weightings, Maximum Hold function, large display with a resolution of
0.1 dB, low battery indicator, and AC or DC output. The instrument
has a fold out tripod stand and comes with carrying case, instructions,
II. PANEL DESCRIPTION
Overload indicator
Power selector
Range selector
Microphone
Display
Calibration Adjustment
Weighting selector (A or C)
Response selector (Slow/Fast/Max Hold)
Signal Output terminal
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