Sound Level Meter
ATP Data Logging Sound Level Meter.
A data logging sound meter with 4 measurement ranges (3 manually selectable, 1 auto range). It offers selectable \'A\' or \'C\' frequency weightings and a choice of either fast or slow time weightings. The data logging feature can record up to 262,100 readings in one or multiple recordings it at intervals of 1 second to 10 hours. It is designed to match the accuracies required of IEC 61672:2013 at +/-1.4dB. Featuring a modern ergonomically designed grip, simple function buttons and a simple USB connection it is easy to use.
Sound Features:
4 User selectable measurement ranges. 30 to 80dB.
50 to 100dB.
80 to 130dB.
30 to 130dB (auto range).
Over/Under range indicator.
0.1dB Resolution.
Selectable \'A; or \'C; frequency weightings.
Frequency range 31.5hz to 8Khz.
Selectable fast (125ms) or slow (1s) time weightings.
Precision half an inch electret condenser microphone.
Lmax (LAF max, LASmax, LCFmax, LCSmax).
Lmin (LAFmin, LASmin, LCFmin, LCSmin).
data logging for 262,100 readings.
selectable sampling interval (1 second to 10 hours).
General Features:
55mm LCD display with bargraph and function indicators.
LCD display backlight.
data hold.
Max hold - displays highest measured value.
Min hold - displays lowest measured value.
USB interface for real time transfer of readings to a PC.
4mm camera bush for tripod mounting.
Low battery indicator.
Auto power off after 15 minutes of no activity.
Supplied with hard carry case, wind muffler, 3.5mm earphone plug, USB cable (1m), software, AC/DC mains power adaptor, battery and 2 year warranty.
calibration Certificate:
Issued at 12 points: £97.50.
94dB at A & C, Fast & Slow, Hi & Lo Range. 104dB at A & C, fast & Slow, Hi Range.
Technical Specifications:
Range: 30 to 80dB, 50 to 100dB, 80 to 130dB, 30 to 130dB (auto range).
Resolution: 0.1dB.
Accuracy: +/-4dB (94dB@1 KHz).
Frequency range: 31.5Hz to 8 KHz.
Frequency Weightings: \'A\' or \'C\'.
Time Weighting: fast or Slow.
Power: 1 x 9V PP3 Alkaline Battery.
Dimensions: 252 x 66 x 33mm.
Weight: 262g.
Model Number ET-958.
***Traceable Calibration certificate, Wind Muffler and 9V PP3 Alkaline batteries available on request - please contact our Sales Department for further information.***
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