General-tools-and-instruments DSM8925 Manual de usuario descargar pdf (Pagina 16)

SPECIFICATIONS

Measurement Range 40 to 130 dB over

four ranges

Measurement Accuracy ±2 dB

Digital Display Resolution 0.1 dB

Digital Display Refresh 160 milliseconds

Period

Analog Bar Graph 1 dB

Resolution

Analog Bar Graph 40 milliseconds

Refresh Period

Frequency Range 31.5 Hz to 8 kHz

Display Window Size 1.18 (W) x 1.38 (H) in.

(30 x 35mm)

Digit Height 0.6 in. (15.2mm)

Microphone 0.5 in. (12.7mm)

Diameter/Type Electret condenser

Battery Life 60 hours (typical)

Analog Output 0 to 0.707Vrms

Operating Temperature 32° to 122°F

(0° to 50°C)

@<80% R.H.

Storage Temperature -4° to 122°F

(-20° to 50°C)

@<90% R.H.

Dimensions 9 x 2.25 x 1.1 in.

(230 x 57 x 28mm)

Weight 4.6 oz. (130g)

Power Source 4 “AAA” batteries

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