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ennoLogic eS440A User Manual

Sound level meter
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eS440A Sound Level Meter

Features:

Sound Level Range: 30 to 130 dB (Auto Ranging)
Frequency weighting: A/C
Fast/Slow time weighting selection
Max Hold function
High accuracy
Bar graph display
AC/DC analog outputs
White Backlight
Over-range / Under-range indicator
Time and date
Auto-off feature
Low Battery Alert
Tripod Mount (Tripod not included)

Important Notes:

Wind blowing across the microphone can cause additional extraneous noise. When using the
instrument in the presence of wind please cover the microphone with the supplied foam ball.
Do not store or operate the instrument at high temperatures or in a high humidity environment.
Keep the microphone dry and avoid severe vibrations.
If the meter will be out of use for a prolonged period remove the batteries.
Calibration is recommended before operation if the instrument has been out of use for an extended
duration or has been stored in extreme conditions (i.e. extreme heat, moisture, vibration, etc.)
User Manual

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Summary of Contents for ennoLogic eS440A

  • Page 1: Important Notes

    Sound Level Meter User Manual Features:  Sound Level Range: 30 to 130 dB (Auto Ranging)  Frequency weighting: A/C  Fast/Slow time weighting selection  Max Hold function  High accuracy  Bar graph display  AC/DC analog outputs ...

  • Page 2: Product Description

    Product Description: 1. Foam ball microphone cover (mandatory for outdoor use to prevent wind noise from affecting the measurement) 2. USB socket (for optional external power adapter) 3. Condenser microphone 4. LCD display with backlight 5. Power on/off button 6. A/C frequency weighting selection button 7.

  • Page 3: Lcd Display

    LCD display 1. UNDER: Under-range alert symbol, will be displayed if the reading is below the lowest detectable sound level. 2. MAX: When in this mode only the highest sound level reading will be displayed. 3. FAST: Fast time weighting (refer to response speed) 4.
  • Page 4 Operation: 1. Turning the Sound Level Meter On and Off Press the Power button to turn the meter on. Press it again to turn it off. After 5 minutes without any operation the meter will automatically power off. To disable the Auto-Power-Off hold the F/S button down while turning the unit on, then let go of the F/S button.

  • Page 5: Battery Replacement

    will cause the meter to enter date and time setup mode. Only the time will appear on the display and the first digit will flash. Use the A/C button (left) and F/S button (right) to choose the digit to set. Use the Max button (-) and Backlight button (+) to adjust the value. You can set both time and date this way.
  • Page 6 Dimensions: 9.5”x2.5”x1.5” (240*65*38 mm) Weight: 9.5 oz (270 g), batteries included Sound Level Meter ennoLogic eS440A Made in China User Manual Version 1.1. Revised 10/5/2016. ® © 2016 ennoLogic . All rights reserved. PO Box 25207, Eugene, OR 97402 U.S.A.

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