User Manual - Reliability Direct, Inc.
Contents
1. 30 to 80dB 50 to 100dB 80 to 130dB and autoranging 30 to 130dB 20 000 records with date and time Y2 electret condenser Requires external calibrator 4 digit LCD with bargraph and backlighting 2 times second OVER and UNDER range indication 30 hours approximately One 9V battery NEDA1604 or equivalent or 12V 1A AC adaptor After approx 15 minutes of inactivity with disable AC 1Vrms full scale Output impedance 100Q DC 10mV 1dB Output impedance 1kQ 32 to 104 F 0 to 40 C 10 to 90 relative humidity 14 to 140 F 10 to 60 C 10 to75 relative humidity 10 9 x 3 x 1 97 278 x 76 x 50mm 12 35 oz 350g 8 HD600 V1 2 8 07 Typical A Weighted Sound Levels dBA 440 50HP Siren 100 30 Jet takeoff 200 20 Riveting machine a 00 Chain saw Subway 20 90 Boiler room Pneumatic drill 50 80 Freight train 100 Vacuum cleaner 10 70 Speech 1 Large store 60 Large Office Small office 50 R sidence Night residential area 40 Whisper 5 0 30 o Sound studio 10 Threshold of hearing 0 Copyright 2007 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form 9 HD600 V1 2 8 072. weighting is a much flatter response and is suitable for the sound level analysis of machines engines etc Most noise measurements are performed using A Weighting and SLOW Response FAST SLOW RESPONSE TIME Use the FAST SLOW button to select a FAST 125 ms or a SLOW 1 second response time Select FAST to capture noise peaks and noises that occur very quickly Select the SLOW response to monitor a sound source that has a consistent noise level or to average quickly changing levels Select SLOW response for most applications HOLD Press the HOLD button freeze the current reading in the display Press the button again to resume normal operation 5 HD600 V1 2 8 07 MAX MIN In the MAX MIN mode the meter will display and hold either the maximum or minimum reading The display will update only when the measured value exceeds the value presently in the display 1 Press the MAX MIN button and the MAX icon will appear on the display The reading displayed is the highest reading encountered since the MAX mode was entered 2 Press the MAX MIN button again The MIN icon will appear on the display The reading displayed is the lowest reading encountered since the MIN mode was entered 3 Press the MAX MIN button again to exit the MAX MIN display mode RECORDING DATA The meter can store up to 20 000 readings at an interval rate of 1 to 59 seconds Each recording session is saved as a data set and each record is saved with a d
3. User s Guide EXTECH INSTRUMENTS A FLIR COMPANY Digital Datalogging Sound Level Meter Model HD600 MAX MIN FAST SLO von ul inal ipon 1000 auTO FULL aac HOLD Introduction Congratulations on your purchase of the Extech HD600 Digital Sound Level Meter This meter measures and displays sound pressure levels in dB decibels from 30 to 130dB in three measurement ranges In addition to the LCD numerical displays a bargraph is included for quick and easy viewing of sound level changes Features include selectable Frequency Weighting A and C selectable Response Time Fast and Slow Max Min Hold and AC DC analog outputs PC cable and software enable the user to download and analyze measured data This meter is shipped fully tested and calibrated and with proper use will provide years of reliable service Safety f 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 Operating Temperature 32 to 104 F 0 to 40 C Maintenance and Cleaning Servicing not covered in this manual should be performed by qualified personnel Periodically wipe the case with a dry cloth Do not use abrasives or solvents 2 HD600 V1 2 8 07 Meter Description ONOaA
4. ate and time stamp This data can be downloaded using the supplied software Setting the interval time 1 Press and hold the button while turning the meter ON 0001 and Int will appear in the display 2 Press the LEVEL button to set the sample interval from once per second to once per 59 seconds 3 Press the HOLD button to save the interval setting and exit the setting mode Recording readings 1 Press the REC button to begin recording The REC icon will appear on the display 2 Press the REC button again to stop recording 3 Auto Power OFF is disabled when the record function is active Clearing Stored readings 1 Turn the meter OFF 2 Press and hold the REC button while turning the meter ON 3 When CLR clear appears on the display release the REC button 4 All of the readings that were stored in memory are now erased BACKLIGHT Press the button to turn the LCD backlight on or off To conserve battery life the backlight will automatically turn off after approximately 30 seconds AUTO POWER OFF The meter will automatically shut off after approximately 15 minutes of inactivity Press the SETUP button to disable the auto power off feature The icon in the display indicates that the auto power off feature is active 6 HD600 V1 2 8 07 ANALOG OUTPUTS The meter is equipped with an analog output feature The analog output jack is located on the meter s side panel and requires a 3 5mm 1 2 3 stereo phono pl
5. e setup mode 2 Press the SETUP button to enter the minutes adjustment screen Press the LEVEL button to adjust the minutes to the n current time 3 Press the SETUP button to enter the hour adjustment screen Press the LEVEL button to adjust the hour to the current time h P indicates PM and h A indicates AM 4 Press the SETUP button to enter the date adjustment screen ore C5 Press the LEVEL button to adjust the date to the current day 5 Press the SETUP button to enter the month adjustment screen oe H OH Press the LEVEL button to adjust the display to the current month 6 Press the SETUP button to enter the year adjustment screen oare 9 01 Press the LEVEL button to adjust the display to the current year 7 Press the SETUP button two more times to view the default range low L 050 and high H 100 This range cannot be adjusted 8 Press the SETUP button to enter the time date reset screen NOTE If the HOLD button is pressed with this screen displayed the time and date will be reset to default values 4 HD600 V1 2 8 07 Measurements MEASUREMENT CONSIDERATIONS 1 Wind blowing across the microphone increases the noise measurement Use the supplied windscreen to cover the microphone when applicable 2 Calibrate the instrument before each use if possible Especially if the meter has not been used for a long period of time 3 Do not store or operate the
6. ection points in your community or wherever batteries accumulators are sold Disposal Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle 7 HD600 V1 2 8 07 USB PC Interface The meter has a built in USB port for use with the supplied data acquisition software The software allows the user to download stored data view save export and print readings from the sound level meter SOFTWARE INSTALLATION Refer to the documentation included with the software for complete details on installation and operation of the application program and the USB driver software SOFTWARE COMMUNICATION 1 Connect the meter to the PC using the supplied USB cable 2 Turn the meter ON and press the SETUP button 3 Launch the application program 4 Select the COM port which has the CP210X driver installed 5 Data will appear on the pc screen when communication is established Specifications Applicable Standards Accuracy Frequency Range Dynamic Range Frequency Weighting Time response Measurement Ranges Memory Microphone Calibration Display Display update rate Range indicators Battery life Power supply Auto Power Off Analog Outputs Operating conditions Storage conditions Dimensions Weight IEC61672 1 2002 Class 2 IEC60651 1979 Type 2 ANSI 1 4 1983 Type 2 CE 1 4dB under reference conditions 31 5Hz to 8kHz 50dB Aand C Fast 125ms and Slow 1 second
7. hrwWN Ss Windscreen LCD Display Setup button Record button A C weighting Max Min display Range button Microphone Backlight Fast Slow response HOLD ON OFF Tripod Mount rear Battery Compartment rear SIDE PANEL 13 14 15 16 External 9VDC power adaptor USB pc port DC AC analog output CAL potentiometer DISPLAY Symbol Function MAX MIN Maximum hold Minimum hold OVER Over range UNDER Under range FAST Fast response SLOW Slow response dBA dBC REC A Weighting C Weighting Recording data AUTO Auto range selection FULL Memory full HOLD Data hold Auto Power Off enabled Low battery indicate UNDER OVER MAX MIN FAST SLOW 1 BB nye o BBB me Pp LLLI REC dBA 5 FULL dBC HOLD HD600 V1 2 8 07 Initial Setup Battery Installation AC Adaptor The meter can be powered by one 9V battery or by an AC power adaptor Before inserting or replacing the battery and before connecting the AC adaptor be sure to turn off the meter Time and Date Setup The SETUP mode is used to set the time date and default measurement range Once set the meter will retain the settings in non volatile memory Resetting should not be required NOTE Press the HOLD button at any time during this procedure to save the set data and to return to normal operation oars OT oY 1 Press and hold the SETUP button and then press the power button Release the SETUP button to enter th
8. instrument in areas of high temperature or humidity Keep meter and microphone dry 5 Avoid severe vibration Protect the meter from impact Do not drop it Transport the meter in the supplied case 6 Remove the battery when the meter is to be stored for long periods of time BASIC OPERATION 1 Turn the meter ON by pressing the button 2 Select A or C frequency weighting by pressing the A C button 3 Select Fast or Slow response time by pressing the FAST SLOW button 4 Use the LEVEL button to select the appropriate range The range is shown near the top of the display Use a range that puts the sound level reading in the center of the range If the OVER or UNDER icons appear on the display select a new range if possible The numeric and bargraph displays indicate the sound level measurement To turn the meter off press and hold the button for 3 seconds LEVEL The LEVEL button is used to select the measurement range Press this button to step through the ranges as indicated on the display 30 to 80 50 to 100 80 to 130 or 30 to 130 autoranging A C FREQUENCY WEIGHTING Press the A C button to select A or C frequency weighting With A weighting selected 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 C
9. ug 1 AC Output 2 DC Output 3 Ground Ald AC analog output The AC output is a retransmitted representation of the meter s measurement note that the output factors in the meter s frequency weighting selection A or C e Output voltage 1Vrms at full scale of the selected range e Output impedance 1000 approx DC analog output The DC output signal reflects the frequency weighting selected A or C e Output voltage 10mV 1mV per displayed dB e Output impedance 1KO approx Calibration Frequent calibration is recommended and is often required by noise standards and directives Turn the meter ON Put the meter in the A weighting mode Put the meter in the SLOW response mode Place the calibrator onto the microphone Turn the calibrator ON Adjust the meter s CAL potentiometer located on the side panel so that the meter s display matches the output of the calibrator typically 94dB or 114dB oar on Battery Replacement 1 The battery icon will appear on the display when the battery needs replacing 2 Turn the meter OFF and slide the rear battery cover off 3 Install the 9V battery and replace the cover You as the end user are legally bound Battery ordinance to return all used batteries and accumulators disposal in the household garbage is prohibited You can hand over your used batteries accumulators at coll
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