TYPE 1 Sound Meter 840015 Instruction Manual
2 CONTENTS 1. Introduction ... 3 2. Panel Description ...
3 1. Microphone 2. Threaded Microphone Cap 3. Overload indicator 4. Display 5. Range selector 6. Power/Calibration selector 7. Time Weighting select
4 3. OPERATING INSTRUCTIONS 3-A. Measurement Procedures Slide the POWER (6) selector to the "I" (on) position. For general applic
5 4. CALIBRATION The meter's CALIBRATION ADJUSTMENT (9) is located on the front panel. The meter has a built-in internal standard of 94 dB/1 K
6 Frequency A Weighting C Weighting Tolerance (IEC 61672 Class 1) 31.5 Hz -39.4 dB -3 dB ± 2.0 dB 63 Hz -26.2 dB -0.8 dB ± 1.5 dB 125 Hz -16
7 8. SPECIFICATIONS Display 18 mm (.0.7") LCD 3¼ digits Function dB ( A and C Frequency weighting), Time weighting (Fast, Slow), Max. hold, AC
8 Sper Scientific warrants this product against defects in materials and workmanship for a period of five (5) years from the date of purchase, and agr
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