Beschreibung
Features:
- Free sensitivity
- Temperature and humidity detection
- Light alarm
- Mobile app intelligent linkage
- Conforms to International Committee IEC651TYPE2 and American International Standard ANSIS1.4TYPE2 standards
- Measurement range: 30dB-130dB
- Accuracy: ±1.5dB
- A-weighting responses, with fast and slow response rate selection
- „Automatic shutdown in 15 minutes“ function
- Dual mode switching with adjustable sensitivity
- Diligently designed with attention to detail
Specifications:
Model
FDM01
Accuracy
±1.5dB (Based on standard sound source, 94dB@1KHz)
Frequency range
31.5Hz-8.5KHz
Dynamic range
3.50dB
Measuring range
30-130dB
Frequency weighting characteristics
A weight
Digital display
4 digits, resolution 0.1dB, sampling rate 2 times/second
Dynamic scale display
1 scale represents 2dB, and the sampling rate is 2 times/second
Dynamic scale gear
30-130dB
Overload indication
„OVER“ and „UNDER“ symbols indication
Dynamic characteristics
FAST (fast) and SLOW (slow) two response speeds.
Microphone
6mm condenser microphone
Maximum value lock
MAX
Battery
600Mah/3.7V lithium battery
Working temperature and humidity
0℃-40℃, 10%-80%RH
Storage temperature and humidity
-10℃-60℃, 10%-70%RH
Package List:
◉ FDMO1 Noise Decibel Meter *1
◉ Product Manual *1
◉ Packing Box *1
◉ Charging Cable *1
◉ Product Manual *1
◉ Packing Box *1
◉ Charging Cable *1
