pressure gauge HT-851
*AC/DC output
*Max reading
*Barcode indicate the value
*Overload indication: OV

pressure gauge  HT-851

*This unit was designed according to following standards    
  A. International electrician committee standard: IEC PUB 651 TYPE2    
  B. US national standard : ANSI S1.4 TYPE2    
*Measuring range: 30~130 dBA ,35~130 dBC   
*Accuracy: ±1.5 dB   
*Digit & Resolution: 5digits & 0.1 dB   
*Frequency response: 31.5Hz ~8.5KHz   
*Measuring level: 30~130, 40~90, 50~100, 60~110, 80~130   
* Frequency weighting characteristic: A & C   
* Time weighting: FAST/SLOW   
*Sampling rate: 2times/second   
*Microphone:1/2 inch polarization capacitance microphone   
*AC/DC output   
*Max reading   
*Barcode indicate the value   
*Overload indication: OVER / UNDER   
*Low battery indication   
*Power: 1.5V AA* 4pcs or DC 6V 100mA adapter   
*Dimension: 256*70*35mm   
*Weight: 308g (including batteries)