Digital Sound Level Meter 30 130 dB Audio Noise Measure Device Dual Ranges
USD $20.96 - $20.96 /Piece
Min.Order:40 Pieces
Temperature and Humidity Meter Use for House Warehouse Digital Thermo Hygrometers
Clmap Meter Ground Resistance Tester Measuring Instruments Meter
High-precision AC 600V three-phase digital phase volt-ampere meter with USB
Motorcycle Helmet ECE R22.06 Standard of Impact Testing Machine Chin Strength Testing
HT622A Digital Sound Level Meters | ||
Specifications | Range | |
HT622A | HT622B | |
Sound pressure accuracy | ±1.5dB(94dB@1KHz),±1.5dB(94dB@8KHz) | ±1.5dB(94dB@1KHz),±1.5dB(94dB@8KHz) |
Frequency response | 30HZ-8KHZ | 30HZ-8KHZ |
Dynamic range | 50dB | 50dB |
Measuring range | 30-130dBA,35-130dBC | 30-130dBA |
Weighting properties | A/C | A |
Dynamic characteristics | FAST 125ms,SLOW 1sec | FAST 125ms,SLOW 1sec |
Microphone | Polarized capacitance microphone | Polarized capacitance microphone |
Range | 30-80dB,40-90dB,50-100dB,60-110dB,70-120dB,80-130dB | 30-130dB |
Feature | ||
Bargraph | √ | √ |
Auto/Manual range | √ | / |
Under/Over range | UNDER/OVER | UNDER/OVER |
Backlight | √ | √ |
Data hold | √ | √ |
MAX/MIN/ hold | √ | √ |
Auto power off | √ | √ |
Low battery indication | √ | √ |
General | ||
Power | 3*1.5V AAA batteries | |
Weight | Approx.180g | |
Size | 189mm*60mm*33mm | |
Weight | Approx .180g | |
Size | 190mm*60mm*33mm |
FQA :
-Can the equipment be customized?
Provide technical specifications and standards, customized
-About warranty?
Our quality is trustworthy, but we promise a one-year warranty.
-Worried not to use?
We will have professional technicians to guide us remotely. If you like, you can also teach on site.