usb digital sound level data logger dsm20
Contents
1. USB DIGITAL SOUND LEVEL DATA LOGGER USER S MANUAL DSM20 Please read this manual carefully and thoroughly before using this product TABLE OF CONTENTS Introduction 0 c cece cee eee eee 2 3 Key FeatureS 1 0 0 0 ccc ccc cece e ees 3 Safety Instruction 0 0 0 ccc cece eee eee 4 What s in the Package 0 c cece eeaeeeaes 4 Product Overview 0c cece cece eee ees 4 Setup InstructionS 0 00 cece eee eee 4 5 Install the Battery 00000e 4 5 Software Drivers Configuration 5 Operating Instructions c0c cece eee 5 6 Deploy the Unit 0 0 0 cece eee 5 Button FunctionS 000e eee 5 6 Specifications 00 0 cece eee eee 6 Maintenance TipS 0 ccc eee e eee eee 7 Warranty Information 00ccc eee eeee 7 8 Return for Repair Policy cc cee e eee 8 INTRODUCTION Thank you for purchasing General Tools amp Instruments DSM20 USB Digital Sound Level Data Logger Please read this user s manual carefully and thoroughly before using the instrument The DSM20 is a low cost compact battery powered sound level meter capable of unattended logging recording of the decibel level of an environment for days weeks or months Data logging can be started or stopped by pushing a button on the unit eliminating the need to bring a laptop to the job site Windows 7 and Windows XP are registered trademarks of Mi2. crosoft Corporation 2 After a data log has been captured and stored it can be uploaded as a txt file to any PC running the Windows 7 or Windows XP operating system after plugging the DSM20 into one of the computer s USB ports The DSM20 s internal flash memory is large enough to store up to 32000 data points Included with the product which is slightly larger than a thumb drive is a mini disc with the drivers needed to interface the unit to the computer as well as software that can display a data log file as a table or graph and or export it to Microsoft Excel Exporting to Excel is recommended for sophisticated trending and analysis of sound level data and easy detection of unexpected excursions KEY FEATURES e One button starts stops data logging without a PC e Plug and play USB 2 0 interface no need for cables cradles or docks e Large storage capacity offers the ability to track store and download 32 000 data points into Excel Format e LCD displays real time sound level e A C frequency weighting e FAST SLOW time weighting e MAX MIN AVG displays e High and low alarm limit selectable sampling time e Ability to analyze data in graph view using included software and also print or save the results SAFETY INSTRUCTION Do not use the DSM20 in the presence of flammable or explosive gases WHAT S IN THE PACKAGE The DSM20 comes in a blister pack containing e The instrument with included 1 2 AA bat
3. er BA10 in the SEARCH box SOFTWARE DRIVERS CONFIGURATION Please refer to the software manual on the CD for installation configuration and operating instructions OPERATING INSTRUCTIONS DEPLOY THE UNIT The DSM20 is particularly easy to deploy on a job site because the unit does not need to be plugged into a computer to be activated ready to start logging data The DSM20 with its protective cap on can be deployed either by laying it on a horizontal surface or by mounting it onto the stand provided BUTTON FUNCTIONS To turn on the device press and hold the unlabeled yellow Function button Fig 1 Callout B for 3 seconds If the device has not yet been activated this operation will activate the device and the LCD will display Log If the device is already activated this operation will deactivate the logger and the LCD will display Con If the memory is full the LCD will display FUL during recording The data logger has 5 display modes which are Normal Max Min Avg and Status Press the button briefly to switch between these modes Normal displays current sound level Max displays the maximum reading recorded since activation of this mode Min displays the minimum reading recorded since activation of this mode Avg displays the average value of readings recorded since activation of this mode Status displays status of the device Log currently logging data Con inactive connect to computer to configure for ne
4. he date of purchase You are encouraged to register your product online General will extend your warranty an additional 60 days if you register at www generaltools com ProductRegistry This warranty does not apply to damages that General determines to be from an attempted repair by non authorized personnel or misuse alterations normal wear and tear or accidental damage including dropping the unit The defective unit must be returned to General Tools amp Instruments or to a General authorized service center freight prepaid and insured Acceptance of the exclusive repair and replacement remedies described herein is a condition of the contract for purchase of this product In no event shall General be liable for any incidental special consequential or punitive damages or for any cost attorneys fees expenses or losses alleged to be a consequence of damage due to failure of or defect in any product including but not limited to any claims for loss of profits Register now at www generaltools com ProductRegistry to receive a 60 day extension to your warranty RETURN FOR REPAIR POLICY Every effort has been made to provide you with a reliable product of superior quality However in the event your instrument requires repair please contact our Customer Service to obtain an RGA Return Goods Authorization number before forwarding the unit via prepaid freight to the attention of our Service Center at this address General Tool
5. s amp Instruments 80 White Street New York NY 10013 212 431 6100 Remember to include a copy of your proof of purchase your return address and your phone number and or e mail address GENERAL Specialty Tools amp Instruments GENERAL TOOLS amp INSTRUMENTS 80 White Street New York NY 10013 3567 PHONE 212 431 6100 FAX 212 431 6499 TOLL FREE 800 697 8665 e mail sales generaltools com www generaltools com DSM20 User s Manual Specifications subject to change without notice 2014 GENERAL TOOLS amp INSTRUMENTS NOTICE WE ARE NOT RESPONSIBLE FOR TYPOGRAPHICAL ERRORS MAN DSM20 05 08 14
6. tery e A disc with software drivers for Windows 7 or Windows XP computers a program for capturing data logs and displaying them as curves a software installation and operation manual a PDF of this user s manual e A stand to mount the instrument e A USB extension cord e A hard copy of this user s manual inside the fold over card PRODUCT OVERVIEW Fig 1 shows the main components controls display and connectors of the DSM20 Familiarize yourself with their names and functions before moving on to the Setup Instructions A Microphone B Function button C LCD D Protective cap E Full size USB plug SETUP INSTRUCTIONS INSTALL THE BATTERY The DSM20 uses a 3 6VDC 1 2 AA Lithium ion battery included To open the battery compartment use a screwdriver with a fine point to push in the silver flange A showing through the small square hole in the rear of the unit Push back the cover insert a fresh battery in the correct orientation and replace the cover pushing it forward until you feel and hear a click Note If the battery is removed from a unit before it has been set up from software or while it is recording the unit must be reconfigured before it can be reactivated If it is not reconfigured the unit will remain in standby mode Replacement 1 2 AA batteries are available from General To order visit www generaltools com click through the right image to the Instruments home page and ent
7. xt data logging session Ful memory is full configured and ready to start logging SPECIFICATIONS Range 30 130dB Resolution 0 1dB Accuracy 1 5dB Max capacity 32000 data points Link Protocol USB 1 0 2 0 Power supply DC3 6V Li Battery Capacity 1200mAh Working current lt 1mA Operating temperature 32 to 122 F 0 to 50 C Operating humidity 10 90 RH non condensing Storage temperature 14 to 122 F 10 to 50 C 5 to 95 RH w o battery Dimensions 7 09 x 1 10 x 1 06 in 180 x 28 x 27 mm Weight 2 01 oz 57g w o battery MAINTENANCE TIPS e Avoid dropping the unit Do not subject it to violent shock or vibration or expose it to strong electromagnetic fields for example near arc welders or induction heaters e Keep the unit out of direct sunlight e Do not use chemicals or abrasive cloth to clean the display window or housing e Before storing the DSM20 for an extended period of time several months or more remove the battery to avoid having it leak and damage the unit WARRANTY INFORMATION General Tools amp Instruments General s DSM20 USB Digital Sound Level Data Logger is warranted to the original purchaser to be free from defects in material and workmanship for a period of one year Subject to certain restrictions General will repair or replace this instrument if after examination the company determines it to be defective in material or workmanship The warranty period begins on t
Download Pdf Manuals
Related Search