Manual - OMEGA Engineering
Contents
1. 1 3 44 1 6 1 8 BOTTOM Ap Fig 1 The HHSL402SD s controls and indicators and other physical features 1 1 Liquid crystal display 1 8 LOGGER button 1 14 Tripod attachment nut 1 2 POWER ESC button 1 9 Microphone 1 15 Battery compartment 1 3 HOLD NEXT button 1 10 AC output terminal COVEr SCTEWS 1 4 REC ENTER button 1 11 Calibration screw 1 16 Kickstand 1 5 A button 1 12 RS 232 output jack 1 17 Battery compartment 1 6 Y button 1 13 Socket for 9VDC daa 1 7 SET button AC adapter 1 18 SD card socket SETUP 1 Choose the power source Before using the HHSL402SD be sure it is powered by fresh batteries or an optional 9VDC AC adapter plugged into the bottom jack on its right side callout 1 13 To remove the battery compartment cover callout 1 17 remove the two screws holding it in place callout 1 15 Then install six AA batteries in the correct orientation using the polarity marks on the inside of the compartment as a guide Replace the cover by replacing the two screws 2 Install an SD card To prepare for setup also install the supplied 2 GB SD memory card or another card with a capacity from 1 GB to 16 GB in the socket on the bottom of the meter callout 1 18 When installing the card make sure its gold contacts are facing front and push the card into the socket until you hear a click To remove the card push it in until you hear a click and the card pops out Now power on the instrument by pressing2. 1 YEAR C WARRANTY Shop online at omega com e mail info omega com For latest product manuals omegamanual info HHSL402SD Sound Level Meter With Data Logging SD Card CE OMEGA OMEGAnet Online Service Internet e mail omega com info omega com U S A ISO 9001 Certified Canada Servicing North America OMEGA Engineering Inc One Omega Drive P O Box 4047 Stamford CT 06907 0047 USA Toll Free 1 800 826 6342 TEL 203 359 1660 FAX 203 359 7700 e mail info omega com 976 Bergar Laval Quebec H7L 5A1 Canada Toll Free 1 800 826 6342 TEL 514 856 6928 FAX 514 856 6886 e mail info omega ca For immediate technical or application assistance U S A and Canada Mexico Latin America Benelux Czech Republic France Germany Austria United Kingdom ISO 9001 Certified Sales Service 1 800 826 6342 1 800 TC OMEGA Customer Service 1 800 622 2378 1 800 622 BEST Engineering Service 1 800 872 9436 1 800 USA WHEN En Espa ol 001 203 359 7803 FAX 001 203 359 7807 info omega com mx e mail espanol omega com Servicing Europe Managed by the United Kingdom Office Toll Free 0800 099 3344 TEL 31 20 347 21 21 FAX 31 20 643 46 43 e mail sales omegaeng nl Frystatska 184 733 01 Karvina Czech Republic Toll Free 0800 1 66342 TEL 420 59 6311899 FAX 420 59 6311114 e mail info omegashop cz Managed by the United Kingdom
3. button and hold it for at least three seconds until the term REC disappears from the top line of the display The display will then revert to showing the current reading AUTOMATIC VS MANUAL DATALOGGING The HHSL402SD can automatically log data at a user selected sampling period from 1 second 3 600 seconds one hour To view the sampling time that the instrument has been set up to use press the W button which has the words Sampling check stenciled below it once To change the sampling time perform Step 7 of the setup procedure 1 To start automatic datalogging press the REC ENTER button once The top line of the display will show the term REC Pressing the LOGGER button at this point will make REC flash and add the flashing term LOGGER at the top right of the display This indicates that the instrument is currently storing measured values and their time stamps in memory 2 To pause automatic datalogging press the LOGGER button once this action makes the flashing term LOGGER disappear from the top right of the display and changes the term REC from flashing to constant Pressing the LOGGER button again resumes automatic datalogging 3 10 end automatic datalogging press the REC ENTER button and hold it for at least two seconds This action causes the REC message to disappear 4 To log data manually set the sampling time to zero using Step 7 of the setup procedure Then press the REC ENTER
4. of the product 2 Model and serial number of the under warranty and product and 3 Repair instructions and or specific 3 Repair instructions and or specific problems problems relative to the product relative to the product OMEGA s policy is to make running changes not model changes whenever an improvement is possible This affords our customers the latest in technology and engineering OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 2011 OMEGA ENGINEERING INC All rights reserved This document may not be copied photocopied repro duced translated or reduced to any electronic medium or machine readable form in whole or in part without the prior written consent of OMEGA ENGINEERING INC Where Do Find Everything Need for Process Measurement and Control OMEGA Of Course Shop online at omega com TEMPERATURE 4 Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies lA Wire Thermocouple RTD amp Thermistor WA Calibrators amp Ice Point References lA Recorders Controllers amp Process Monitors lA Infrared Pyrometers PRESSURE STRAIN AND FORCE lA Transducers amp Strain Gages lA Load Cells amp Pressure Gages lA Displacement Transducers lA Instrumentation amp Accessories FLOW LEVEL 4 Rotameters Gas Mass Flowmeters amp Flow Computers lA Air Velocity Indicators lA Turbine Paddlewheel Systems lA Totalizers amp Batch Controllers pH CONDUCTIVI
5. set the hour minute and second of the current time Again use the W or A button to navigate to the correct values and the REC ENTER button to store the settings 4 Choose a decimal point or comma to represent the decimal division between integers and fractions for example American style 20 88 vs European style 20 88 Once you have set the date and time the display will show the word bASIC above the phrase dEC Press the W or A button to make bASIC American style or Euro appear in the upper display as desired Press the REC ENTER button to store the selection as the default 5 Enable or disable auto power off Once the format of decimal point divisions has been set and stored the display will show the word yES over the term PoFF Press the W or A button until the desired automatic power off management scheme yES for enable no for disable is displayed Press the REC ENTER button to store the selection If enabled the power off function shuts off the HHSL402SD after a period of inactivity of ten minutes 6 Enable or disable the beeper Once the auto power off function has been enabled or disabled the display will show the word yES over the word bEEP Press the W button until the desired setting yES or no is displayed and then press the REC ENTER button to store the selection as the default 7 Set the datalogging sampling time Once the beeper has been enable
6. shows evidence of having been damaged as a result of excessive corrosion or current heat moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGA s control Components in which wear is not warranted include but are not limited to contact points fuses and triacs OMEGA is pleased to offer suggestions on the use of its various products However OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any damages that result from the use of its products in accordance with information provided by OMEGA either verbal or written OMEGA warrants only that the parts manufactured by the company will be as specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER EXPRESSED OR IMPLIED EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED LIMITATION OF LIABILITY The remedies of purchaser set forth herein are exclusive and the total liability of OMEGA with respect to this order whether based on contract warranty negligence indemnification strict liability or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be u
7. to 80 dB 50 to 100 dB or 80 to 130 dB Measurement weighting By frequency and time frequency weighing uses A or C standard time weighting is fast or slow 200 ms or 500 ms response time Measurement accuracy With A frequency weighting 3 5 dB 31 5 Hz 2 5 dB 63 Hz 2 dB 125 Hz 1 9 dB 250 Hz 1 9 dB 500 Hz 1 4 dB 1 kHz 2 6 dB 2 kHz 3 6 dB 4 kHz 5 6 dB 8 kHz Measurement resolution 0 1 dB Sampling time options 0 1 2 5 10 30 60 120 300 600 1800 or 3600 seconds 0 seconds to 1 hour settable parameters Date time auto power off beep sound sampling time decimal point or comma decimal division A or C frequency weighting fast or slow time weighting Storable recallable readings Maximum minimum SD card capacity 1 GB to 16 GB Operating temperature 32 to 122 F 0 to 50 C Operating relative humidity 0 to 85 Power source 6 Alkaline AA batteries or optional 9 VDC AC adapter Power consumption 8 mADC normal operation with backlight off and SD card not saving data 30 mADC with backlight on and card saving data 44 mADC with backlight on and card saving data Dimensions of meter 9 65 x 2 68 x 1 77 in 245 x 68 x 45mm Weight of meter 1 08 Ib 4899 MAINTENANCE TIPS When the icon _X_ appears in the left corner of the display it s time to replace the six AA batteries that power the instrument although measurements will remain valid fo
8. Office Toll Free 0800 466 342 TEL 33 0 161 37 29 00 FAX 33 0 130 57 54 27 e mail sales omega fr Daimlerstrasse 26 D 75392 Deckenpfronn Germany Toll Free 0800 6397678 TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 e mail info omega de OMEGA Engineering Ltd One Omega Drive River Bend Technology Centre Northbank Irlam Manchester M44 5BD United Kingdom Toll Free 0800 488 488 TEL 44 0 161 777 6611 FAX 44 0 161 777 6622 e mail sales omega co uk It is the policy of OMEGA Engineering Inc to comply with all worldwide safety and EMC EMI regulations that apply OMEGA is constantly pursuing certification of its products to the European New Approach Directives OMEGA will add the CE mark to every appropriate device upon certification The information contained in this document is believed to be correct but OMEGA accepts no liability for any errors it contains and reserves the right to alter specifications without notice WARNING These products are not designed for use in and should not be used for human applications TABLE OF CONTENTS NOCUCHON coccavercresecoveraeeeneneeneeeans 3 KOV ee 3 Operating Instructions 0000cc eee aes 4 9 What s in the case 000 cece een ees A SOU gc 20055 55055505 5065505500505055 5 6 Calibrating the Meter 0085 6 7 Normal Operation 00ccceeuaae 7 8 Holding and Storing Measurements 8 Automatic vs Manual Datalogging 8 9 Tra
9. TY LA pH Electrodes Testers amp Accessories 4 Benchtop Laboratory Meters l4 Controllers Calibrators Simulators amp Pumps A Industrial pH amp Conductivity Equipment DATA ACQUISITION lA Data Acquisition amp Engineering Software 4 Communications Based Acquisition Systems lA Plug in Cards for Apple IBM amp Compatibles IA Data Logging Systems lA Recorders Printers amp Plotters HEATERS lA Heating Cable IA Cartridge amp Strip Heaters lA Immersion amp Band Heaters lA Flexible Heaters 4 Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL 4 Metering amp Control Instrumentation lA Refractometers LA Pumps amp Tubing WA Air Soil amp Water Monitors lA Industrial Water amp Wastewater Treatment LA pH Conductivity amp Dissolved Oxygen Instruments M5082 1211
10. ar and is therefore the better choice for measuring the sound level of an environment By comparison the C weighting curve is flatter and is therefore better for measuring the sound level of a piece of machinery 2 To switch from A frequency weighting the meter s default setting to C weighting press the A button which has the term A C stenciled above it Then press either the W or A button until the display shows the term C Fast Manual or C Fast Auto Finally press the REC ENTER button to select and store C weighting as the temporary default The third sound measurement parameter you can change is the meter s response time Fast time weighting with a response time of 200 ms simulates the response time of the human ear and is better for measuring the volume of singular events Slow weighting with a response time of 500 ms is a better choice when you wish to measure the average sound level that an ongoing process such as the vibration of a machine produces over time 3 10 switch from fast time weighting the meter s default setting to slow time weighting press the SET button which has the term Fast slow stenciled below it Press either the W or A button until the word SLOW appears on the display Press the REC ENTER button to select and store this setting as the temporary default Once you have set these three parameters or kept the meter s default settings you ar
11. button once The display will show the term REC on the top line a value in the middle and below it the letter P on the left and a number from 1 to 99 on the same line to the right The number indicates the position on the SD card that will be used to store manually logged data Now press the LOGGER button This will cause the beeper to sound and the term LOGGER to briefly appear at the upper right of the display As in automatic datalogging mode in this mode the instrument is storing measurements and their time stamps on the SD card In manual datalogging mode however measurements are being stored continuously with a sampling time of zero and their locations on the card can be changed 5 To change the storage location of manually logged data press the W button once this causes the P to disappear from the left side of the display and the value on its line to begin flashing Once the flashing begins you can use the W and A buttons to change the flashing value to any number between 1 and 99 Once you have chosen the storage location press the REC ENTER button to save the setting This causes the value to stop flashing and the P to return 6 To end manual datalogging press the REC ENTER button and hold it for at least three seconds This action causes the REC message to disappear from the top line of the display TRANSFERRING DATA FROM THE SD CARD TO A COMPUTER After automatic or manual datalogging
12. d or disabled the display will show a value above the letters SP t Press the W or A button to decrease or increase the value until the desired sampling time appears above SP t The options are 0 1 2 5 10 30 60 120 300 600 1800 and 3600 seconds 0 seconds to 1 hour 8 Format the SD card Once the sampling time has been set and stored the term Sd F will appear in the lower half of the display Press the REC ENTER button Pressing the REC ENTER button causes the word no or yES to appear over the term Sd F Press the W button to make a selection Choose yES whenever a new SD card is being used or when a used card is being repurposed from use with another SD card instrument or a camera for example and all data on it is to be erased Choose no to preserve any data on a card previously used with this instrument If you choose yES after you press the REC ENTER button the instrument will prompt you to confirm that decision by displaying the term Ent below yES and sounding three beeps To confirm that you want to begin the erasure formatting procedure press the REC ENTER button Ent will then flash several times and the instrument will sound another three beeps to confirm that the SD card has been erased and formatted Once the SD card has been formatted or not the display will then either return to the first of the six steps in the setup sequence setting the curre
13. e ready to make sound level measurements 4 To make a sound level measurement point the condenser microphone at the top of the meter in the direction of the sound source The display will show its volume in dB units Whenever the meter is in measurement mode you can turn off the backlight which is on by default by briefly pressing but not holding the POWER ESC button To reactivate the backlight briefly press the button again HOLDING AND STORING MEASUREMENTS 1 To hold a measured value press the HOLD NEXT button during the measurement Doing so will cause the word HOLD to appear at the top of the display Pressing the HOLD NEXT button again releases the hold 2 To record and recall readings press the REC ENTER button while making measure ments This will make the term REC appear at the top of the display Pressing the REC ENTER button again briefly will make the term MAX appear to the right of REC and switch the display to the maximum value stored in memory during the last recording session Pressing the REC ENTER button again briefly will make the term MIN appear to the right of REC and switch the display to the minimum value stored during the last session 3 10 hold a maximum reading press the LOGGER button which has the words Peak Hold stenciled below it while in recording mode To release the hold press the LOGGER button again 4 To exit recording mode press the REC ENTER
14. ent a process called datalogging the user can remove the card and plug it into to a laptop or desktop computer either directly or via a USB card reader The data logs are stored on the card as files with the xls extension which can be opened by Microsoft s Excel application The HHSL402SD has a backlit 2 1 2 in diagonal display and is powered by six AA Alkaline batteries or an optional 9V AC DC adapter KEY FEATURES e Measures sound levels of machinery or an environment e Big 2 5 in diagonal front panel green backlit LCD is easy to read e Makes measurements in autoranging mode or within a manually settable range e Displays maximum and minimum readings and holds any reading e Performs automatic datalogging at sampling time settable from 1 second to 9 hours e Also supports manual logging and changing of card storage location e Outputs Excel compatible data logs e Accepts SD memory cards of up to 16 GB capacity e Auto power off function e Powered by six AA batteries or optional 9V AC DC adapter OPERATING INSTRUCTIONS WHAT S IN THE CASE The HHSL402SD comes fully assembled in a hard carrying case along with a sound wind Shield ball a 2 GB SD memory card and this user s manual Figure 1 shows all of the controls and indicators on the front right side back and bottom of the HHSL402SD Familiarize yourself with the positions and functions of these controls indicators and connectors before moving on to the setup procedure
15. nsferring Data from the SD Card to a Computer cc cevcececeeeneecndenneenes 9 Specifications ussa ee este ne este e es ss 10 Maintenance TipS 0cccceen ener eneeeeee 11 INTRODUCTION Thank you for purchasing General Tools amp Instruments HHSL402SD Sound Level Meter with Datalogging SD Card Please read this user s manual carefully and thoroughly before using the instrument The HHSL402SD is a general purpose handheld instrument that measures the noise level of an environment or the sound level produced by a piece of machinery Using an integrated 0 5 in condenser microphone the meter can measure sound levels from 30 to 130 dB with a resolution of 0 1 dB and show the results on a front panel liquid crystal display Several features and capabilities enhance the meter s versatility Among them are autoranging the ability to hold readings and display maximum and minimum readings and user settable measurement parameters such as frequency weighting using the A and C standards and time weighting fast or slow The HHSL402SD can be calibrated by an optional laboratory instrument Because it is microprocessor based the HHSL402SD can make full use of the portability reliability and large storage capacities that SD memory cards offer Measurements can be made automatically at any sampling rate between one second and one hour After time stamping and storing the measurements on an SD card plugged into the instrum
16. nt date and time or show the term ESC If ESC appears press the POWER ESC button to exit the setup procedure and enter normal operating mode NORMAL OPERATION To prepare to make sound level measurements power on the HHSL402SD and make sure an SD card is firmly seated in the socket on the bottom of the meter The meter s default settings are auto ranging on enabling measurements from 30 to 130 dB A frequency weighting and fast time weighting Accordingly when the meter is powered on the display will show the following A Fast Auto Following are procedures for changing each of these parameters to suit the application lf you already know that the volume of the machinery or environment you are measuring is within a limited range you may want to exit autoranging mode the meter s default setting and manually enter and use a specific measurement range 1 To use a Specific measurement range press the A button which has the word Range stenciled above it once The display will then show the first of the three range options 30 80 representing a full scale range of 30 to 80 dB Press the A button again and the display will show the second option 50 100 Press the A button again and the display will show the third option 80 130 Press the REC ENTER button to select and store this range The shape of the A frequency weighting curve simulates the response of the human e
17. of measurements remove the SD card from the meter and plug it into your computer either directly if it has an SD card slot or through an SD card reader Because the files containing time stamped data logs have the file extension xls they open in Microsoft s Excel application Figures 2 and 3 show kinds of Excel presentations a data only screen and a graphics only screen Al O OT O Place B C D E z 1 Place Date Time Value Unit E 2 1 2009 10 16 16 47 05 60 8 dB N 3 2 2009 10 16 16 47 07 66 9 dB 4 3 2009 10 16 16 47 09 68 8 dB liD E T NNT 5 4 2009 10 16 16 47 11 71 dB i VAY 6 5 2009 10 16 16 47 13 82 3 dB j ANS DS 7 6 2009 10 16 16 47 15 92 3 dB x Ves wes 8 7 2009 10 16 16 47 17 93 1 dB 9 6 2009 10 16 16 47 19 93 1 dB 10 9 2009 10 16 16 47 21 89 8 dB j 11 10 2009 10 16 16 47 23 90 2 dB 12 11 2009 10 16 16 47 25 89 9 dB 13 12 2009 10 16 16 47 27 93 2 dB 14 13 2009 10 16 16 47 29 90 7 dB E apea e E E 15 14 2009 10 16 16 47 31 a gt dB ee a ge ee a a ee e g oe ae ee ee ee PS oe oe oe oP PS Pe ra E 16 15 2009 10 16 16 47 33 86 2 dB Fig 2 Typical Excel data only screen Fig 3 Typical Excel graphics only screen SPECIFICATIONS Embedded microcontroller Custom one chip LSI device Display type Liquid crystal with green backlight Display size 2 05 x 1 5 in 52 x 38mm Parameter measured dB Frequency range 31 5 Hz to 8 KHz Measurement range 30 to 130 dB in autoranging mode user can also select fixed range of 30
18. r several hours after the low battery indicator first appears Replacing the batteries requires removing the two screws that hold the battery compartment cover in place as explained in step 1 of the setup procedure After inserting fresh batteries in the correct orientation tighten the screws to secure the cover Remove the batteries when storing the meter for an extended period of time Do not drop or disassemble the meter or immerse it in water WARRANTY DISCLAIMER OMEGA ENGINEERING INC warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase OMEGA s WARRANTY adds an additional one 1 month grace period to the normal one 1 year product warranty to cover handling and shipping time This ensures that OMEGA s customers receive maximum coverage on each product If the unit malfunctions it must be returned to the factory for evaluation OMEGA s Customer Service Department will issue an Authorized Return AR number immediately upon phone or written request Upon examination by OMEGA if the unit is found to be defective it will be repaired or replaced at no charge OMEGA s WARRANTY does not apply to defects resulting from any action of the purchaser including but not limited to mishandling improper interfacing operation outside of design limits improper repair or unauthorized modification This WARRANTY is VOID if the unit shows evidence of having been tampered with or
19. sed 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used in or with any nuclear installation or activity medical application used on humans or misused in any way OMEGA assumes no responsibility as set forth in our basic WARRANTY DISCLAIMER language and additionally purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the Product s in such a manner RETURN REQUESTS INQUIRIES Direct all warranty and repair requests inguiries to the OMEGA Customer Service Department BEFORE RETURNING ANY PRODUCT S TO OMEGA PURCHASER MUST OBTAIN AN AUTHORIZED RETURN AR NUMBER FROM OMEGA S CUSTOMER SERVICE DEPARTMENT IN ORDER TO AVOID PROCESSING DELAYS The assigned AR number should then be marked on the outside of the return package and on any correspondence The purchaser is responsible for shipping charges freight insurance and proper packaging to prevent breakage in transit FOR WARRANTY RETURNS please have the FOR NON WARRANTY REPAIRS consult OMEGA following information available BEFORE for current repair charges Have the following contacting OMEGA information available BEFORE contacting OMEGA 1 Purchase Order number under which 1 Purchase Order number to cover the the product was PURCHASED COST of the repair 2 Model and serial number
20. the POWER ESC button callout 1 2 to generate a short beep To power off the HHSL402SD press the POWER button and hold it until the instrument responds with a long beep When the meter powers on a series of transient startup screens will briefly appear Once the display has stabilized perform the following six setup steps in the order presented 3 Set the date and time Press the SET W button callout 1 5 and hold it for at least five seconds until the word dAtE appears in the center of the display y along with the flashing value 00 00 00 at the lower left above yy mm dd Set the current year by pressing the W or A button repeatedly until the correct value appears above yy Quickly within three seconds press the REC ENTER button to store the setting The next screen that appears will have the value above mm flashing Use the Y or A button to navigate to the current month and press the REC ENTER button to store the setting When the next screen flashes the value above dd again use the Y or A button to navigate to the current day and press the REC ENTER button to store the setting If you press buttons too slowly in setup mode the screen will revert to the normal display To return to the setup sequence press and hold the SET button again To move ahead to the next field in the sequence or to the next parameter press the HOLD NEXT button Once you have set the date the display will prompt you to
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