USB interface storage professional noise meter DT-8851

NegotiableUpdate on 09/21

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

USB interface storage professional noise meter DT-8851

Product Details

This noise meter complies withIEC61672-1 CLASS2
Measurement of MAX and MIN values
Overload warning
Low load warning
AandCWeighted network selection is fast（FAST）Slow down（SLOW）Response time selection
ACandDCAnalog signal output, can be connected to a frequency analyzer orX-YPerform data statistical analysis on the axis recorder.
Operation steps
Turn on the power switch.
pressLEVERButton, select the appropriate measurement gear; Not appearing‘UNDER’Or‘OVER’The symbol shall prevail.
To measure the perceived noise level, please choose‘dBA’； To measure and analyze mechanical noise levels, please select‘dBC’.
To select the real-time noise level, please selectFASTIf you want to obtain the average noise level at that time, please selectSLOW.
Hold the noise meter in hand or mount it on a tripod, with the microphone at a distance of approximately from the sound source1~1.5Measurement of distance in meters.

	8851	8852
standard	This noise meter complies with IEC61672-1, Level 2 standard, IEC61672 TYPE2, and ANIS SL4 TYPE2
Range (with analog strip)	LO:30dB-80dB Med:50dB-100dB Hi:80dB-130dB Auto:30dB-130dB
error	1.4dB
dynamic range	50dB
frequency response	31.5Hz-8KHz
Frequency weighting characteristics	A and C
Time weighting	Fast 125 milliseconds, slow 1 second
sensor	1/2-inch polarized capacitive sensor
display	4-digit, resolution 0.1dB, numerical update; 2 times per second
Analog signal output	AC/DC mV signal output from headphone jack
	AC=1Vrms,DC=10mV/Db
data output	Connect to computer with USB interface
35700 data storage units		*
35mm headphone jack	*	*