Applied standard

IEC61672-1 CLASS2

Frequency range

31.5Hz~8kHz

Dynamic range

50dB

Measuring level range

Lo:30dB~80dB   Med:50dB~100dB

Hi:80dB~130dB  Auto:30dB~130dB

Accuracy

±1.4dB

Time weighting

FAST 125ms;SLOW ( 1s )

Microphone

1/2 inch electret condenser microphone

Display

3½ digits LCD display with a resolution of 0.1dB

Frequency weighting

A & C

Data update

2 times/sec

Alarm function

“OVER”is when input is more than upper limit of range.

“UNDER” is when input is less than lower limit of range.

Auto power off

Meter automatically shuts down after approx. 15 minutes inactivity.

Power supply

One 9V battery, 006P or IEC 6F22 or NEDA 1604.

Battery life

at least 30 hours

Operating conditions

-20℃~60℃,10%RH~90%RH

Storage conditions

-20℃~60℃,10%RH~75%RH

Weight

178g

Dimension(L*W*H)

158*62*32mm