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Digital Sound Level Meter


Digital Sound Level Meter

DT-815

This Sound Level Meter is designed for noise project, quality control, illness prevention and all kinds of environmental sounds measurement. It is used for the sound measurement at factory, school, office, traffic access and household etc. This unit confirms to the IEC61672-1 CLASS2 for Sound Level Meters

  • MAX & MIN Measurements
  • Over Range display
  • Under Range display
  • A & C Weighting
  • FAST & SLOW response
Accuracy  ±1.4dB 
Frequency range  31.5HZ - 8KHZ 
Dynamic range  50dB 
Level ranges  (01) : 30dB-80dB 
(02) : 50dB-100dB 
(03) : 80dB-130dB 
(04) : 30dB-130dB (AUTO) 
Frequency weighing A/C 
Time weighing  FAST (125ms), SLOW (1s) 
Microphone  1/2 inch electric condenser 
Display  4 digits Backlit LCD display with a resolution of 0.1dB 
Display Update 2 times / sec 
Max Hold / Min Hold/ Data Hold 
Alarm function 
Analog Bar-graph Fast display of analog (20 times/sec) 
Data Record 50 Sets 
Date: Year, month, day 
Time: Hour, minute, second 
Power supply  One 9V battery, 006P or NEDA 1604 or IEC 6F22 
Power Life  At least 30 hours 
Operation temperature &Humidity  0°C - 40°C, 10%RH - 90%RH 
Storage temperature &Humidity  -10°C ~ +60°C, 10%RH ~ 75%RH 
Dimension  210mm x 55mm x 32 mm 
Weight  230g 
  • Battery
  • Instruction Manual
  • Test Report