Digital Sound Level Meter 1358

Description

This equipment has been designed to meet the measurement requirement of Safety Engineers, Health, Indu-
strial Safety offices and Sound Quality control in various environment, which include factory, office, traffic,
family, and audio system.
Digital Sound Level Meter possesses the following features:
1. It is designed according to the IEC651 TYPE2 & ANSI S1.4 TYPE2
2. Accuracy up to ±1.5 dB
rement range: 30~130 dB
4. Weight A or weight C selection
5. Fast & Slow dynamic characteristic modes.
6. AC and DC output for frequency analyzer level recorder, FFT analyzer, graphic recorder etc.
power off
Measuring range
30~130dBA、35~130dBC
Accuracy
± 1.5 dB (under reference conditions)
Frequency range
31.5Hz~8KHz
Level range
30~80,50~100,60~110,80~130, 30~130dB
Frequency weighting
A / C
Digital Display
4digits
Resolution
0.1dB
Sample rate
2 times/second
Bar graph
Display for 0~30dB: one scale unit denotes 2 dB
Forother levels: one scale unit denotes 1 dB
Over indication
OVER / UNDER
AC output
0.707Vrms at FS output impedance
approx. 600 ohm
DC output
10mV/dB, output impendance approx. 100ohm
Time weight
FAST / SLOW
Microphone
1/2 inch electret condenser microphone
Max
MAX
Power supply
9V battery
Power life
About 30 hours (alkaline battery)
Self calibration time
3s
Operating condition
0~40℃，10~80%RH
Storage condition
-10~60℃，10~70%RH
Weight
230g (including battery)
Dimension
207*70*29mm
Color box*1
Host*1
Instructions*1
PP box*1
Audio Line*1
CD*1
USB*1