DT-8851/8852
Sound Level MetersDT-8851/8852 Sound Level Meters are designed for noise project, quality control, illness prevention & cure and all kinds of environmental sounds measurements. It is applied to the sounds measurement at factory, school, office, traffic access and household etc.
Features
This unit confirms to the IEC61672-1 class 2 for Sound Level Meters
MAX & MIN measurements
Overrange display
Underrange display
A & C Weighting
FAST & SLOW response
Analog AC/DC outputs for connection to frequency analyzer or X-Y shaft recorder
Datalogger function (8852)
Adjustable Alarm-Levels (8852)
Memory for 32700 readings (8852)
Size(HxWxD): 278mm x 76mm x 50mm
Weight: 350g
Specifications
Standard applied
IEC61672-1 Type 2, ANSI S1.4 Type2
Accuracy
±1.4dB
Frequency range
31.5HZ ~ 8KHZ
Dynamic range
50dB
Level ranges
LO:30dB~80dB Med:50dB~100dB
Hi:80dB~130dB Auto:30dB~130dB
Time weighting
FAST ( 125mS ), SLOW ( 1s )
Microphone
1/2 inch electret condenser microphone
Resolution
0.1dB
Display Update
2 times/sec
Analog output
AC/DC outputs, AC=1Vrms, DC=10mV/dB
Accessories :
Battery, screwdriver, audio plug, windscreen, software, USB cable, tripod and DC 9V power supply
and gift box with carrying case.
