AVSL 600.652 SOUND LEVEL METER - Manual (Page 2)

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.
z Environment conditions
① Altitude up to 2000 meters
② Relatively humidity 90% max.
③ Operation Ambient 0~40℃
z Maintenance & Clearing
① Repairs or servicing not covered in this manual should only be performed by qualified personnel.
② Periodically wipe the case with a dry cloth. Do not use abrasives or solvents on this instruments.
z Safety symbols
Meter is protected throughout by double insulation or reinforced insulation.
When servicing, use only specified replacement parts.
Comply with EMC
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.
z Ranges from 30dB to 130dB at frequencies between 31.5Hz and 8 KHz.
z Display with 0.1dB steps on a 4-digits LCD.
z With two equivalent weighted sound pressure levels, A and C.
III Specifications
Standard applied ....................................................... IEC651 type 2, ANSI S1.4 type 2
Frequency range: .................................................................................... 31.5Hz~8KHz
Measuring level range:..................................................................................30~130dB
Frequency weighting: ............................................................................................ A/C
Microphone: ....................................................1/2 inch electret condenser microphone
Calibration:............... Electrical calibration with the internal oscillator (1kHz sine wave)
Display: ................................................................................................... LCD (4 digits)
Resolution: ......................................................................................................... 0.1dB
Display Up data: ..............................................................................................0.5 sec.
Time weighting: .............................................................. FAST(125mS), SLOW(1 sec.)
Level ranges: ..............................................................Lo: 30-100dB / Hi: 60-130dB
Accuracy: ............................................................ + 1.5dB (under reference conditions)
Alarm function: ........................................... “OVER” is show when input is out of range
Maximum hold:........ Hold readings the Maximum Value, with decay < 1dB/3minutes.
Power supply: ................................ One 9V battery, 006P or IEC 6F22 or NEDA 1604.
Power life: ..................................................................... About 50hrs(alkaline Battery)
Operation temperature : ........................................................... 0 to 40℃(32 to 104℉)
Operation humidity: .................................................................................. 10 to 90%RH
Storage temperature: ........................................................... -10 to 60℃( 14 to 140℉)
Storage humidity: ................................................................................... 10 to 75%RH
Dimensions: ...........................................................................210(L)X55(W)X32(H)mm
Weight:...................................................................................... 230g(including battery)