Sound Level Meter - GM1358
? Measuring range: 30~130dBA, 35~130dBC
? Accuracy: ±1.5 dB
? Digit & Resolution: 4 digits & 0.1 dB
? Frequency response: 31.5Hz ~8.5KHz
? Measuring level: 30~80, 50~100, 60~110, 80~130, 30~130dB
? Frequency weighting: A & C
? Sampling rate: 2times/second
? Operating condition: 0~40°C, 10~80%RH
- Model Number: GM1358
- Data Sheet:
- Quantity:
- - +
Product Specification
GM1358 Sound Level Meter Introduction
This equipment has been designed to meet the measurement requirement of Safety Engineers, Health, Industrial Safety offices and Sound Quality control in various environment, which include factory, office, traffic, family, and audio system.
This equipment has the following functions:
1. It is designed according to the IEC651 TYPE2 & ANSI S1.4 TYPE2
2. Accuracy up to +/- 1.5 dB
3. Measurement range: 30-130 dB
4. With two equivalent weighted sound pressure levels, A and C.
5. Fast & Slow dynamic characteristic modes.
6. AC and DC output for frequency analyzer level recorder, FFT analyzer, graphic recorder etc.
GM1358 Sound Level Meter Specification
Measuring range
30~130dBA, 35~130dBC
Accuracy
+/- 1.5 dB (under reference conditions)
Frequency range
31.5Hz~8.5KHz
Level range
30~80, 50~100, 60~110, 80~130, 30~130dB
Linearity range
50dB / 100dB
Frequency weighting
A / C
Digital Display
4digits
Resolution
0.1dB
Sample rate
2 times/second
Bar graph
50 dB scale at 1 dB step for monitoring current sound pressure level display
Sample rate: 20times/second
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
3 s
Operating condition
0~40°C, 10~80%RH
Storage condition
-10~60°C, 10~70%RH
Weight
230g (including battery)
Dimension
207*70*29mm
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