Digital Sound Level Meter

Model KM 926


Features
KM 926 designed according to the IEC 651 TYPE 2 & ANSI
S1.4 TYPE 2 for sound level meter.
• Instantaneous sound measure function.
• Measurement Range : 30 ~ 130decibel
• With two equivalent weighed sound pressure levels, A & C.
• Fast & Slow dynamic characteristic modes.
• AC & DC signed output for frequency analyzer level recorder,
FFT analyzer, graphic recorder etc.

General Specifications
Digital Display 5 digits Backlight LCD display
Measuring Range : 30 ~ 130 dBA, 40 ~ 130 dBc
Level Ranges : 30 ~ 80 dB; 50 ~ 100 dB; 60 ~ 110 dB; 80 ~ 130dB
Accuracy : ±1.5 dB (under reference conditions)
Resolution : 0.1dB
Frequancy range : 31.5 Hz ~ 8.5 KHz .
Frequancy weighting : A & C .
Linearity range : 50 dB .
Sampling Frequency : 2 times / sec.
AC / DC Output.
AC Output : 0.707 Vrms at FS output impedance approx 600W.
DC Out put : 10mV / dB output impedance approx. 100W.
Bar Graph : 50 dB scale at 1 dB step for monitoring current sound pressure level display period : 50mS
Microphone : 1 / 2 inch Electret Condenser microphone.
Time weighting : Fast / Slow .
Max Hold Function.
Low battery indication.
Over range indication : under indicate less than lower limit of the range.
Self calibration time : 10 sec (every turn on)
Operating Temperature : 0°C ~ 40°C; 10% ~ 80% RH.
Storage Temperature : -10°C ~ 60°C; 10% ~ 70% RH.
Power Supply : 9V Alkaline Battery or DC 9V Adaptor.
Dimension : 220 x 67 x 32 mm
Weight : approx. 210g. (including battery).

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