Personal Sound Level Meter
Contents
1. Microphone 0 5 Electret condenser Measurement 31 5Hz to 8KHz Bandwidth Measurement Range 40 to 130dB Frequency weighting A dBA Accuracy Resolution 3 5dB under 94dB reference conditions 0 1dB Response time 125 milliseconds Power 9V Battery Battery life 50 hours typical low battery indicator alerts user Automatic power off After approx 15 minutes of inactivity Operating temperature 32 to 104 F 0 to 40 C Operating humidity 10 to 90 RH Storage temperature 14 to 140 F 10 to 60 C Storage humidity 10 to 75 RH Dimensions weight 8 3 x 2 2 x 1 3 210 x 55 x 32mm 4 80z 135g Approvals CE Copyright 2013 2015 FLIR Systems Inc All rights reserved including the right of reproduction in whole or in part in any form ISO 9001 Certified www extech com 5 SL10 en GB V1 2 4 152. User s Guide EXT INSTRUMENTS Personal Sound Level Meter Model SL10 Personal Sound Level Meter Introduction Congratulations on your purchase of the Extech SL10 Personal Sound Level Meter The SL10 measures and displays sound pressure levels in dB from 40 to 130dB with A weighting frequency response dBA The LCD is backlit for viewing readings in dimly lit areas and includes a MAX MIN feature Careful use of this meter will provide years of reliable service Safety operate or service the meter Use the meter only as specified in this manual otherwise the protection provided by the meter may be impaired 1 Read the following safety information carefully before attempting to Environmental Conditions Altitude up to 2000 meters Relative Humidity 9096 max Operating Temperature 32 to 104 F 0 to 40 C Maintenance and Cleaning Repair 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 2 SL10 en GB V1 2 4 15 Meter Description Battery compartment and tripod mount located on rear of instrument oo 4S gm Microphone sensor Microphone chassis Removable windscreen Power switch MAX MIN button LCD Backlight sensor LCD Display SL10 Personal Sound Level Meter Measurement Considerations 1 Ox ONS Be 109 Wind blowing across the
3. me of 125 milliseconds ms in order to capture noise peaks and noises that occur very quickly Over Range Alarm OVER If the measurement exceeds 130 dB the display indicates OVER To avoid damage to the meter do not continue to use the meter in an environment where the sound measured exceeds 130dB MAX MIN HOLD In this mode the meter only updates the LCD reading when a higher reading MAX mode or lower reading MIN mode is detected Select MAX HOLD by momentarily pressing the MAX MIN button The meter displays the MAX icon when in the MAX HOLD mode Press the MAX MIN button again to enter the MIN mode the MIN icon will display Press and hold the MAX MIN button to exit this mode the MAX MIN indicators will switch off Backlit LCD Display The LCD is equipped with backlighting for easier viewing especially in dimly lit areas The backlight automatically switches on and off based on ambient light conditions The backlight sensor located just above the LCD display and just below the power button senses ambient light conditions Battery Replacement When the low battery icon BAT appears on the LCD replace the 9V battery as soon as possible The battery compartment cover is located on the rear of the meter Slide the battery compartment cover off change the battery and replace the compartment cover 4 SL10 en GB V1 2 4 15 Specifications Display 4 digit 4000 count backlit LCD Display update rate 0 5 seconds
4. microphone increases the noise measurement Use the supplied windscreen to cover the microphone when applicable Calibrate the instrument before each use if possible Especially if the meter has not been used for a long period of time Do not store or operate the instrument in areas of high temperature or humidity Keep meter and microphone dry Avoid severe vibration Remove the battery when the meter is to be stored for long periods of time 3 SL10 en GB V1 2 4 15 Operation 1 Power the meter by pressing the power button The meter will begin displaying sound level readings If the LCD does not switch on check the 9V battery located in the rear battery compartment 2 Hold the meter facing the microphone toward the source of the sound to be measured For tripod use the meter includes a tripod mount on the rear side of its housing 3 View the measurement on the meter s LCD An indication of OVER means that the measurement exceeds 130dB 4 The meter automatically switches off after 15 minutes of inactivity to conserve battery energy Press the power button to switch the instrument on again A Frequency Weighting With A weighting the frequency response of the meter is similar to the response of the human ear A weighting is commonly used for environmental or hearing conservation programs such as OSHA regulatory testing and noise ordinance law enforcement Fast Response Time The meter has a fast response ti
Download Pdf Manuals
Related Search