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Summary of Contents for HB2TM102001

Page 1: ...SOUND LEVEL METER User s manual qttgiF iiS i ftT ffi HB2TM1 02001 ...

Page 2: ...CONTENTS 1 General Description Specifications 1 2 Name and Funtions 3 3 Calibration Procedures 6 4 Measurement Preparation 7 5 Operating precautions 7 6 Measurement 8 7 END OF 1lFE 8 ...

Page 3: ...lass 2 standard and lEC651 Type2 ANS 1 4 Type2 Frequency range 31 5Hz BKHz Measuring level range A Weighting 30 130d8 C Weighting 35 130d8 Frequency weighting A C Microphone 1 2 inch Electret condenser microphone Time weighting FAST 1 25mS SLOW 1 sec Level ranges 3O 1 3OdB Auto Range Elurtqttril TM 102 i Accuracy 1 5d8 j Dynamic range S0dB k MM MlN Hold readings for the Maximum and Minimum value l...

Page 4: ...um recording mode Press once to select MAX value Press again to select MIN value Press again to exit the MAX MIN mode Frequency Weighting select button A A Weighting For general sound level measurements C C Weighting For checking the low frequency content of noise lf the C Weighted level is much higher than the A weighted level then there is a large amount of low frequency noise Time weighting sel...

Page 5: ...l rlAtlg TM 102 3 CALIBRATION PROCEDURES Using a standard Acoustic Calibrator 94dB 1KHz Sine wave Acoustic calibrator Sound level meter Make the button settings Display dBA Time weighting FAST lnsert the Microphone nozzle carefully into the insertion hole of the calibrator Press A C button then press the HOLD button hold the 2 buttons at the same time more than 1 second LCD will be blinking to con...

Page 6: ...nment Keep microphone dry and avoid severe vibration Please take out the battery and keep the instrument in low humidity environment When it is not in use TeTwlAlll rM 102 MEASUREMENT Open battery cover and install a 9 Volt battery in battery compartment Turn on power and select the desired response time and weighting lf the sound source consists of short bursts or only catching sound peak set res...

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