ET-973 Sound Decibel Meter for Noise Detection Analyzers

● Comply with IEC61672-1 CLASS2 standard.

● Max/Min record/HOLD.

● Over range indication.

● 3 color LED for sound level indication.

● A & C Weighting.

● Selectable response time: FAST/SLOW.

● Buzzer alarm.

● Type C power supply.

Description

Shenzhen FLUS Technology Co., Ltd.

86-755-8968812

[email protected]

Livia:+86 15920088094

Melanie:+86 13510684028

Description

Boat Description

This Sound Level Meter is designed to meet the measurement requirements of safety engineers, health, industrial safety offices and sound quality control in various environments like construction, factories, schools, offices, traffic access, household, stereos, etc.

LED Sound level indication

	Noiseless	Normal	Noisy	Very Noisy	Extremely Noisy	Unbearable Noisy
0-20	20-40	40-60	60-70	70-90	90-100	100-110	110-120	Above 120

Technical Specification

Applied Standard	IEC61672-1 CLASS2
Measuring Range	30dB～130dB
Accuracy	±2.0dB
Frequency Range	31.5Hz～8kHz
Dynamic Range	50dB
Selectable Range	Lo：30dB～80dB Med：50dB～100dB
Selectable Range	Hi：80dB～130dB Auto：30dB～130dB
Frequency Weighting	A & C
Time Weighting:	FAST 125ms:SLOW ( 1s )
Microphone	1/2 inch electret condenser microphone
Display	4digits LCD display
Resolution	0.1
Sampling Time	2 times/sec
Visual Indication	3 color LED for sound level indication
Buzzer Alarm	Preset off mode, user can turn it on, 5 seconds alarm, 1 minute stop circlely
Temp. Range	-20℃ ～ 60℃/-4℉～140℉
Resolution	0.1
Accuracy	±1.0℃/1.8℉
Over-range Indication	Display "LO" under range and "HI" over range
Humidity Range	20～100%RH
Resolution	1
Accuracy	35～75%RH:±5%RH，others:±7%RH
Auto Power Off	auto power off approx. 15 minutes inactivity
Power Supply	3×AA 1.5V LR6 battery, or Type-C
Battery Life	About 30 hours
Operating	-20～60℃/-4～140℉，10％RH～90％RH
Environment
Storage Environment	-20～60℃/-4～140℉，10％RH～75％RH
Size	235×68×30mm