Table of Contents
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SD card real time data Recorder, USB/RS232
SOUND LEVEL METER
Model : SL-4023SD
OPERATION MANUAL
Your purchase of this
SOUND LEVEL METER
with SD CARD DATA
RECORDER
marks
step forward for you
into
the
field
precision measurement.
Although this METER is
a complex and delicate
instrument, its durable
structure
will
many years of use if
p r o p e r
o p e r a t i n g
t e c h n i q u e s
developed. Please read
t h e
f o l l o w i n g
instructions
and always keep this
manual
within
reach.
a
of
allow
a r e
carefully
easy
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Table of Contents
Related Manuals for Lutron Electronics SL-4023SD
Summary of Contents for Lutron Electronics SL-4023SD
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Page 1: Sound Level Meter
SD card real time data Recorder, USB/RS232 SOUND LEVEL METER Model : SL-4023SD Your purchase of this SOUND LEVEL METER with SD CARD DATA RECORDER marks step forward for you into field precision measurement. Although this METER is a complex and delicate... -
Page 2: Table Of Contents
TABLE OF CONTENTS 1. FEATURES................1 2. SPECIFICATIONS..............2 3. FRONT PANEL DESCRIPTION............6 3-1 Display................6 3-2 Power Button ( ESC, Backlight Button )........6 3-3 Hold Button ( Next Button )..........6 3-4 REC Button ( Enter Button )..........6 3-5 Range Button ( Button, Time Check Button ).... -
Page 3: Features
1. FEATURES * Main functions are designed to meet IEC 61672 class 2. * A & C weighting networks comply with standards. * 0.5" standard microphone head. * Time weighting (Fast & Slow) dynamic characteristic modes. * Build External calibration VR. * Auto range &... -
Page 4: Specifications
2. SPECIFICATIONS Circuit Custom one-chip of microprocessor LSI circuit. Display LCD size : 52 mm x 38 mm LCD with green backlight ( ON/OFF ). Measurement 30 - 130 dB. Range Resolution 0.1 dB. Function dB ( A & C frequency weighting ), Time weighting ( Fast, Slow ), Peak hold, Data hold Record ( Max., Min. - Page 5 Frequency Characteristics of A & C. Weighting Network A weighting : The characteristic is simulated as "Human Ear Listing" response. Typical, if making the environmental sound level measurement, always select to A weighting. C weighting The characteristic is near the "FLAT" response.
- Page 6 Calibration VR Build in external calibration VR, easy to calibrate on 94 dB level by screw driver. * Calibrated via external SOUND CALIBRATOR ( SC-941, optional ). Calibrator B & K (Bruel & kjaer), MULTIFUNCTION ACOUSTIC CALIBRATOR 4226. Datalogger Auto 1 second to 3600 seconds Sampling Time @ Sampling time can set to 1 second,...
- Page 7 Power off Auto shut off saves battery life or manual off by push button. Operating 0 to 50 ℃ Temperature Operating Less than 85% R.H. Humidity Power Supply Alkaline or heavy duty DC 1.5 V battery ( UM3, AA ) x 6 PCs, or equivalent. DC 9V adapter input.
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Page 8: Front Panel Description
3. FRONT PANEL DESCRIPTION Fig. 1 3-1 Display. 3-2 Power Button ( ESC, Backlight Button ) 3-3 Hold Button ( Next Button ) 3-4 REC Button ( Enter Button ) 3-5 Range Button ( Button, Time Check Button ) ▲ 3-6 A/C Button ( Button, Sampling check Button ) ▼... -
Page 9: Measuring Procedure
4. MEASURING PROCEDURE 4-1 Sound level meter 1) Power on by pressing the " Power On/Off Button " ( 3-2, Fig. 1 ) , the meter's default function is " Auto range ", " A frequency weighting " & " Fast time weighting ". The LCD display will show the unit "... -
Page 10: Data Hold
Manual range 1 , 30 - 80 dB range : Display will show the unit of " 30 - 80 ". Manual range 2 , 50 - 100 dB range : Display will show the unit of " 50 - 100 ". Manual range 3 , 80 - 130 dB range : Display will show the unit of "... -
Page 11: Datalogger
b)Press the " REC Button " ( 3-4, Fig. 1 ) again, the " REC MIN " symbol along with the minimum value will appear on the display. If intend to delete the minimum value, just press the " Hold Button " ( 3-3, Fig. 1 ) once, the display will show the "... - Page 12 c. Time setting If the meter is used at first time, it should to adjust the clock time exactly, please refer chapter 7-1 ( page 16 ). d. Decimal format setting The numerical data structure of SD card is default used the " . " as the decimal, for example "20.6"...
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Page 13: Manual Datalogger ( Set Sampling Time = 0 Second )
b. Pause the datalogger During execute the Datalogger function , if press the " Logger Button " ( 3-8, Fig. 1 ) once will pause the Datalogger function ( stop to save the measuring data into the memory circuit temporally ). In the same time the text of "... -
Page 14: Check Time Information
Remark : * Lower Display will show the Position/Location no. ( P1, P2... P99 ) . * During execute the Manual Datalogger, press the " SET Button " ( 3-7, Fig. 1 ) once, then use the " Button " ( 3-5, Fig. 1) or " Button "... - Page 15 2) If the first time to execute the Datalogger, under the route SLA01\, will generate a new file name SLA01001.XLS. After exist the Datalogger, then execute again, the data will save to the SLA01001.XLS until Data column reach to 30,000 columns, then will generate a new file, for example SLA01002.XLS 3) Under the folder SLA01\, if the total files more than 99 files, will generate anew route, such as...
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Page 16: Saving Data From The Sd Card To The Computer
6. Saving data from the SD card to the computer ( EXCEL software ) 1) After execute the Data Logger function, take away the SD card out from the " SD card socket " ( 3-18, Fig. 1 ). 2) Plug in the SD card into the Computer's SD card slot ( if your computer build in this installation ) or insert the SD card into the "... -
Page 17: Advanced Setting
EXCEL graphic screen ( for example ) 7. ADVANCED SETTING Under do not execute the Datalogger function, press the " SET Button " ( 3-7, Fig. 1 ) continuously at least two seconds will enter the " Advanced Setting " mode. then press the "... -
Page 18: Set Clock Time ( Year/Month/Date, Hour/Minute/ Second )
Remark : During execute the " Advanced Setting " function, if press " ESC Button " ( 3-2, Fig. 1 ) once will exit the " Advanced Setting " function, the LCD will return to normal screen. 7-1 Set clock time ( Year/Month/Date, Hour/Minute/ Second ) When the lower display show "... -
Page 19: Decimal Point Of Sd Card Setting
7-2 Decimal point of SD card setting The numerical data structure of SD card is default used the " . " as the decimal, for example "20.6" "1000.53" . But in certain countries ( Europe ...) is used the " , " as the decimal point, for example "... -
Page 20: Set Beeper Sound On/Off
7-4 Set beeper sound ON/OFF When the lower display show " bEEP " 1) Use the " Button " ( 3-5, Fig. 1 ) or " Button " ▲ ▼ ( 3-6, Fig. 1 ) to select the upper value to " yES " or "... -
Page 21: Sd Memory Card Format
7-6 SD memory card Format When the lower display show " Sd F " 1) Use the " Button " ( 3-5, Fig. 1 ) or " Button " ( ▲ ▼ 3-6, Fig. 1 ) to select the upper value to " yES " or "... -
Page 22: Rs232 Pc Serial Interface
2) Loose the " Battery Cover Screws " ( 3-15, Fig. 1 ) and take away the " Battery Cover " ( 3-17, Fig. 1 ) from the instrument and remove the battery. 3) Replace with DC 1.5 V battery ( UM3, AA, Alkaline/heavy duty ) x 6 PCs, and reinstate the cover. -
Page 23: Calibration
Each digit indicates the following status : Start Word When send the upper display data = 1 When send the lower display data = 2 D12, D11 Annunciator for Display dB = 17 Polarity 0 = Positive 1 = Negative Decimal Point(DP), position from right to the left 0 = No DP, 1= 1 DP, 2 = 2 DP, 3 = 3 DP... -
Page 24: Characteristics
4) Select " A " weighting. 5) Adjust the " Calibration VR " ( 3-11, Fig. 1 ) carefully with a " - " screw driver until the display reading value within " 94 +/- 0.2 " dB. 12. FREQUENCY WEIGHTING CHARACTERISTICS OF A &... -
Page 25: Patent
14. PATENT The meter ( SD card structure ) already get patent or patent pending in following countries : Germany Nr. 20 2008 016 337.4 JAPAN 3151214 TAIWAN M 358970 M 359043 CHINA ZL 2008 2 0189918.5 ZL 2008 2 0189917.0 Patent pending 0910-SL4023SD...