Sper-scientific 840029 Sound Meter Digital Manual do Utilizador descarregar pdf

DIGITAL SOUND LEVEL METER

840029

Instruction Manual

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DIGITAL SOUND LEVEL METER 840029 Instruction Manual

CONTENTS I. Introduction ... 3 II. Panel Description ...

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 weight

III. OPERATING INSTRUCTIONS A. MEASURING PROCEDURE  Slide the POWER selector to the ON (AC) or ON (DC) position.  Slide the WEIGHTING selector

Internal Calibration:  Slide the POWER selector to an ON position.  Slide the RANGE selector to the 50 ~ 100 dB position.  Slide the RESPONSE s

Display 3 1/2 digits, 3/4" LCD Functions dB ( A and C Frequency Weighting), Response (Fast, Slow), Max. Hold AC/DC Output Measurement Range 3

FREQUENCY WEIGHTING (A and C) CHARACTERISTICS Frequency dB A dB C Tolerance dB 31.5 -39.4 -3.0 ± 5.0 40 -34.6 -2.0 ± 4.5 50 -30.2 -1.3 ± 4

FIVE YEAR WARRANTY Sper Scientific warrants this product against defects in materials and workmanship for a period of five years from the date of pur

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Sper-scientific 840029 Sound Meter Digital Manual do Utilizador