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sound level meters ireland DT-8851
Product Detailed
LAESENT in Quality sound level meters ireland
1).IEC61672-1 CLASS2
2).30-130dB
3).Over range display
DT-8851 sound level meters ireland
This Sound Level Meter is designed for noise project; quality control; illness prevention and cure and all kinds of environmental sounds measurement. It is applied to the sounds measurement at factory; school; office; traffic access and household, etc.
Features:
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 Analog AC/DC outputs for connection to frequency analyzer or X-Y shaft recorderOPERATING PROCEDURE
Power on the meter. Press LEVEL button to select desired level, base on UNDER or OVER do not appear on LCD. Select dBA for general noise sound level and dBC for measuring sound level of acoustic material. Select FAST for instant sound and SLOW for average sound level. Select MAX/MIN button for measuring maximum and minimum noise level. Hold the instrument comfortable in hand or fix on tripod and measure sound level at a distance of 1~1.5 meter.Specifications:
Standard applied: IEC61672 -1 CLASS2
Accuracy: +1.4dB
Frequency range: 31.5HZ ~ 8KHZ
Dynamic range: 50dB
Level ranges:
Med50dB~100dB
Hi80dB~130dB
Auto30dB~130dB
Frequency weighting: A/C
Time weighting: FAST ( 125ms ), SLOW ( 1s )
Microphone: 1/2 inch electret condenser microphone
Display: 4 digits LCD display with a resolution of 0.1dB
Display Update: 2 times/sec.
MAX hold: Hold the Maximum reading
MIN hold: Hold the Minimum reading
HOLD: Hold the readings
Alarm function: OVERis when input is more than upper limit of range.
UNDERis when input is less than upper limit of range.
Analog output : AC/DC outputs from earphone outlet
AC=1Vrms ,DC=10mV/dB
Data output : USB data traffic
Auto power off: Meter automatically shuts down after approx. 15 minutes of inactivity.
Power supply: One 9V battery, 006P or NEDA1604 or IEC 6F22.
Power life : About 30hours
Operation temperature and humidity:
0ºC~40ºC,10RH~90RH
Storage temperature and temperature:
-10ºC~60ºC,10RH~75RH
Dimension: 278 (L) x 76 (W) x 50(H) mm
Weight: 350gAccessories:
Instruction manual, battery, screwdriver, 3.5mm earphone plug, windscreen, software, USB cable.Gift box with carrying case.
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