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SOUND LEVEL METER 

I. Safety 

Information 

Read the following safety information carefully before attempting to operate or 
service the meter. 
 
Use the meter only as specified in this manual; otherwise, the protection provided 
by the meter may be impaired. 
 

 

Environmental Conditions 

 Altitude up to 2000 meters 
 Relative humidity 90% max 
 Operation Ambient 0 - 40

°

 

Maintenance & Cleaning 

 

Repairs or servicing not covered in this manual should only be performed 

by qualified personnel. 

 

Periodically wipe the case with a dry cloth.  Do not use abrasives or 

solvents on this instrument. 

 

Safety Symbols 

 

Comply with EMC 

When servicing, use only specified replacement parts. 

 
 
 

II. General 

Description 

 

 
Thank you for using our Sound Level Meter.  To ensure that you can get the 
most from it, we recommend that you read and follow the manual carefully before 
use. 

 

This unit conforms to the IEC651 type 2, ANSI S1.4 type 2 for Sound Level  
Meters. 
 
This Sound Level Meter has been designed to meet the measurement 
requirements of safety Engineers, Health, Industrial safety offices and sound 
quality control in various environments. 
 

 

Range is from 32dB to 130dB at frequencies between 31.5Hz and 8kHz. 

Содержание V9992

Страница 1: ...Pro II Sound Level Meter V 9992...

Страница 2: ...age I Safety Information 1 II General Description 1 2 III Specifications 2 3 IV Name and Functions 4 5 V Calibration Procedures 6 7 VI Measurement Preparation 7 VII Operating Precautions 7 VIII Measur...

Страница 3: ...y wipe the case with a dry cloth Do not use abrasives or solvents on this instrument Safety Symbols Comply with EMC When servicing use only specified replacement parts II General Description Thank you...

Страница 4: ...8kHz Measuring Level Range 32dB 130 dB Frequency Weighting A and C scale Microphone inch electret condenser microphone Display LCD Digital Display 4 digit Resolution 0 1dB Display Update 0 5 sec Time...

Страница 5: ...Life Approximately 70 hours alkaline battery Operation Temperature 0 to 40 C 32 to 104 F Operation Humidity 10 to 90 Relative Storage Temperature 10 to 60 C 14 to 140 F Storage Humidity 10 to 75 Relat...

Страница 6: ...SOUND LEVEL METER IV Name And Functions 1 Windscreen If you operate at wind speed over 10m sec 22 mph please use protective accessory 2 Display 4...

Страница 7: ...ht the MAX MIN mode will clear 5 Frequency Weighting Select Button A Weighting For general sound level measurements C Weighting For checking the low frequency content of noise If the C weighted level...

Страница 8: ...minal 1 Vrms Corresponding to each range step Output impedance 100 ohms Output signal by standard 3 5 mm coaxial socket signal on pin Battery Cover V Calibration Procedures Using a standard Acoustic C...

Страница 9: ...in one 9V Battery 2 Battery Replacement When the battery voltage drops below the operating voltage mark appears If it appears battery should be replaced with new one VII Operating Precautions 1 Wind...

Страница 10: ...neral noise sound level and C weighting for measuring sound level of acoustic material 3 Select desired level 4 Hold the instrument comfortably in hand and point the microphone at the suspected noise...

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