Industrial environmental sound level meter decibel meter
Features:
1. MAX/MIN modes
2. Auto power off (cancelable)
3. 63 sets data storage
4. AC/DC analog signal output
5. Over/under range indication
6. Data hold, LCD backlight
7. Simulated analog bar
8. A (ear)/C (machine) weighting modes
9. Manual/auto range selectable
10. Fast/slow response rate (fast: 125ms, slow: 1s)
11. Powered by batteries or external power source
Specifications | Range | Best Accuracy | ||
Model | UT351 | UT352 | UT353 | |
Range | 30~130dB | ±1.5dB | ±1.5dB | ±1.5dB |
Frequency | 31.5Hz~8000Hz | √ | √ | |
Frequency Weighting | A&C | √ | √ | |
Sample Rate | FAST: 8 Times/s | √ | √ | √ |
SLOW: 1 Times/s | √ | √ | √ | |
Features | ||||
Analogue Outputs | AC: 0.707Vrms full scale;Output impedance: around 600Ω | √ | √ | |
DC: 2Vrms full scale; 10mV/dB; Output impedance: around 100Ω | √ | √ | ||
Data Hold | √ | √ | √ | |
Auto Power Off | √ | √ | √ | |
Low Battery Indication | √ | √ | √ | |
MAX Mode | √ | √ | √ | |
MIN Mode | √ | √ | √ | |
High Alarm | √ | √ | ||
Lower Alarm | √ | √ | ||
Analogue Bar Graph | 30~130dB | √ | √ | |
Data Storage | 63 | |||
LCD Backlight | √ | √ | √ | |