Center 322 Instruction Manual
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Center 322 Instruction Manual

Data logger sound level meter
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Data Logger
SOUND LEVEL METER
Specto Technology
322
1061 E. Elizabeth Ave. Linden, NJ 07036
y
www.SpectoTechnology.com
A
W O R L D
O F
SETUP
MAX
MIN
CLOCK
REC
Lo =
30
80 dB
Med=
50
100 dB
Hi =
80
130 dB
Auto=
30
130 dB
POWER-UP OPTIONS
866-925-7737
info@spectotechnology
y
y
S O L U T I O N S
A
C
FAST
SLOW
INTV
LEVEL

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Summary of Contents for Center 322

  • Page 1 W O R L D S O L U T I O N S Data Logger SOUND LEVEL METER SETUP FAST SLOW INTV CLOCK LEVEL Lo = 80 dB Med= 100 dB Hi = 130 dB Auto= 130 dB POWER-UP OPTIONS Specto Technology 1061 E.

  • Page 2: Table Of Contents

    Auto Power Off………………………………………… 7 VI. CALIBRATION PROCEDURES….………………….. 7 VII . MEASUREMENT PREPARATION………….………. 8 VIII. OPERATING PRECAUTIONS………………………. 8 IX. MEASUREMENT………….………………………..… 9 Setup TestLink SE-322 (Sound Level Meter)— RS232 interface software……………………..……...9 Specto Technology 1061 E. Elizabeth Ave. Linden, NJ 07036 866-925-7737 info@spectotechnology...

  • Page 3: Safety Information

    DATA LOGGER SOUND LEVEL METER I. SAFETY INFORMATION 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. Environment conditions ▪...

  • Page 4: Specifications

    DATA LOGGER SOUND LEVEL METER III. SPECIFICATIONS Standard applied : IEC651 Type2, ANSI S1.4 Type2. Frequency range : 31.5Hz ~ 8KHz Measuring level range : 30 ~ 130dB Frequency weighting : A / C Microphone : 1/2 inch electret condenser microphone Display : LCD Digital display : 4 digits Resolution: 0.1dB...

  • Page 5: Name And Functions

    DATA LOGGER SOUND LEVEL METER Electromagnetic Compatibility: RF field = 3V/m Total accuracy = specified accuracy + 0.5dB Operation temperature : 0 to 40℃ ( 32 to 104℉ ) Operation humidity : 10 to 90%RH Storage temperature : -10 to 60℃ ( 14 to 140℉ ) Storage humidity : 10 to 75%RH Dimensions : 275 (L) ×64 (W) ×30 (H)mm 10.8 (L) ×2.5 (W) ×1.2 (H)inch...
  • Page 6 DATA LOGGER SOUND LEVEL METER Windscreen ○ When making outdoor measurements in windy weather or when measuring air conditioning equipment or similar, wind noise at the microphone can cause measurement errors. Such effects can be reduced by using the windscreen. Display ○...
  • Page 7 DATA LOGGER SOUND LEVEL METER Press and hold this button 3 second to turn OFF the power. Note: When the user power it on, the LCD will show how much memory space is available to use. MAX / MIN hold button ○...

  • Page 8: Clock & Intv Setup

    DATA LOGGER SOUND LEVEL METER Signal output terminal ○ AC: 1 Vrms Corresponding to each range step. Output impedance ≒ 100Ω Output signal by standard 3.5mm coaxial socket signal on pin. Note: At “Auto” level range, output signal is Auto select on “Lo” or “Med” or “Hi”...

  • Page 9: Recording Interval Setup

    DATA LOGGER SOUND LEVEL METER ▪ Recording Interval Setup : 1: press and hold “A/C” button and then power on the meter: 2: press “FAST/SLOW"(INTV) button: 3: press "REC" ▲ or "LEVEL" ▼ to increase or decrease number, press “FAST/SLOW " (INTV) to adjust next item, then press “FAST/SLOW”...

  • Page 10: Measurement Preparation

    DATA LOGGER SOUND LEVEL METER (1) Make the following switch settings. Display : dBA Time weighting : FAST Measurement mode : MAX MIN Mode function disable. Level range : 50 to 100dB (2) Insert the microphone housing carefully into the insertion hole of the calibrator.

  • Page 11: Measurement

    Press the MAX MIN button 2 seconds to clear the MAX/MIN reading . “ MAX/MIN ” symbol disappears. (6) Turn OFF the instrument and remove battery when not in use. X. Setup TestLink SE-322 (Sound Level Meter)—RS232 interface software: The TestLink package contains: ...
  • Page 12 DATA LOGGER SOUND LEVEL METER ▪ Install TestLink: 1.We recommend close all other application before installing TestLink. 2.Insert setup CD disk to CD disk drive. 3.Choose the Start button on the Taskbar and select Run. 4.Type E:\SETUP and choose OK, then it will copy SE322.exe ( executable file ) and help file to your hard disk ( default is c:\program files\TestLink\SE322 ).
  • Page 13 DATA LOGGER SOUND LEVEL METER Graph Tool Bar - Display or hide Statistic1. - Display or hide Statistic2. - Normal cursor. - When selected, the mouse cursor will become a cross sign when moving to the graph, click on the graph to mark a cross sign on the graph.
  • Page 14 DATA LOGGER SOUND LEVEL METER You can choose a rectangle area on the graph to zoom in for detail. There are two vertical line (CURSOR A and CURSOR B)in the graph. There are time and value display on top and right side of each cursor. You can move mouse cursor over cursor A or B and click to drag cursor to move left or right.
  • Page 15 DATA LOGGER SOUND LEVEL METER When you have Sound Level DATA LOGGER meter connected to PC and select "DataLogger" from main menu or click from tool bar to load recoreded data from the meter and there will be a progress indicator to show the loading progress.
  • Page 16 DATA LOGGER SOUND LEVEL METER 3.If the connection is successful the panel will display the same value as the Sound Level Meter. If fail to connect the meter with PC, it will display "No Connection" on the panel window in TestLink Se322. 4.When the connection is successful , click to start recording real time data and there will be a waveform on the Real Time Graph Window.
  • Page 17 DATA LOGGER SOUND LEVEL METER (3.) How to load the recorded data from the memory of Sound Level Meter and save it to a file ? (Only for the model with Data Logger) 1. Power on the Sound Level Meter. 2.
  • Page 18 DATA LOGGER SOUND LEVEL METER ▪ Frequently Asked Question 1.I had connected Sound Level Meter to PC serial port and turned meter power on, but it still show "NO CONNECTION". Answer: It could be that all serial port are occupied by other application, close all other application .
  • Page 19 CENTER TECHNOLOGY CORP. 4 / F NO. 415, Jung-Jeng Rd., 238 Shu-Lin, Taipei, Taiwan TEL: 886-2-26763926 E-Mail : center@centertek.com FAX: 886-2-26763925 http : / / www.centertek.com GCA000322-22000 Specto Technology 1061 E. Elizabeth Ave. Linden, NJ 07036 866-925-7737 info@spectotechnology www.SpectoTechnology.com...

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