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Ses seviyesi ölçer gürültü ölçer DT 8851 / DT 8852 |
Ses seviyesi ve Gürültü Ölçüm cihazı  ses seviyesi gürültü ölçer dt 8852
DT-8851 / DT-8852 Ses seviyesi ölçümü cihazıdır. 8852 modelinde bilgisayar bağalnatısı ile veri kaydı ve grafiksel gösterim şeklinde yazılımdan cıktı alınabilir.
8851/8852 Sound Level Meters are designed for noise projects, quality control, illness prevention and to solve and all kinds of environmental sound measurement issues. They are applied to sound measurement at factories, schools, offices, traffic access, households, etc. Features: - This unit confirms to the IEC61672-1 class 2 for Sound Level Meters
- MAX & MIN measurements
- Over range display
- Under range 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)
Specifications: - Standard applied accuracy: IEC61672-1 Type 2, ANSI S1.4 Type2, ±1.4dB
- Level ranges: Lo:30dB~80dB, Med:50dB~100dB, Hi:80dB~130dB Auto:30dB~130dB
- Frequency range: 31.5HZ ~ 8KHZ
- Dynamic range: 50dB
- 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
- Size(HxWxD): 278mm x 76mm x 50mm
- Weight: 350g
- Accessories: Battery, screwdriver, audio plug, windscreen, software, RS-232 cable, CD, tripod and DC 9V power supply
 ses seviyesi gürültü ölçer dt 8852 |
