Data Logging Sound Level Meter

This sound level meter has clear and easy to read, 8 character alpha numeric display, softtouch keypad, electronic security lock and instant calibration facility.

Specifications :-

Measuring range: 75 - 135 dB (85dB Criterion), 80 - 140 dB (90dB Criterion)

Dynamic range: 60 dB.

Detector Characteristics: RMS and Peak

Frequency Weighting: ‘A’ Weighted in Accordance with BSEN60651.

Time Weighting: ‘Slow’ in Accordance with BSEN60651.

Display: Digital 1 x 8 alphanumeric, digit size 7mm x 5mm Liquid Crystal Display

Memory: 5 Employee records storing 1 - minute values - 20 hours, 10 - minute values - 9 days (power dependant).

Microphone/Preamp: Pre-polarised ½" condenser microphone, Cable length 0.8m

Calibration: In ‘CAL’ mode, instrument displays 1 second Leq’s over limited range. Instrument is then acoustically calibrated using GA601 or GA607 at 94dB or 104dB at 1KHz Potentiometer adjusted. Reference Frequency: 1KHz. Reference SPL: 94dB

Batteries: Type: IEC No. 6LR61. Life: for Duracell MN1604 - ~15 hours continuous.

Standards: Compliance with BS6402 (Dosemeters) and Designed to meet the requirement of the EMC regulations

Construction: Small, lightweight case of fibre-filled, ABS plastic.

Operation: Microprocessor based operation, tactile keypad operation, state of the art electronic design.

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Note :-

Sound Pressure Level for calibration to 0.1dB resolution

Lpeak (Maximum linear peak hold).

‘A’ frequency weighting

‘Slow’ time weighting.

Elapsed time (Running time hrs, mins, secs, 1%).

Overload indication (Flashing alternate display)

Battery condition indication :
Low battery (Flashing alternate display)

115 dBA Flag and Time of first occurrence (factory selectable to other levels if required)

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