A high-precision sound measuring instrument that uses a high-sensitivity condenser microphone can measure noise range from 30dB to 120dB, which meets daily measurement needs.

SPECIFICATION:

Power supply: 10~30V DC

Working temperature: -20℃~+60℃, 0%RH~95%RH (non-condensing)

Measuring range: 30dB~120dB

Noise accuracy: ±0.5dB (at reference pitch, 94dB@1kHz)

Resolution: 0.1dB

Frequency range: 20Hz~12.5kHz

Response time: ≤3s

Stability: less than 2% in the life cycle

Output mode: RS485/4-20mA/0-5V/0-10V

Warranty: 2 years