General-tools-and-instruments DSM8930 Manuel d'utilisateur

DIGITAL SOUND LEVELMETERUSER’S MANUALDSM8930Please read this manual carefully and thoroughly before using this product.

10MAINTENANCE TIPSWhen the icon appears at the upper right of the display,it’s time to replace the “9V” battery that powers theinstrument (although me

any cost, attorneys’ fees, expenses, or losses alleged to be aconsequence of damage due to failure of, or defect in anyproduct including, but not limi

GENERAL TOOLS & INSTRUMENTS80 White StreetNew York, NY 10013-3567PHONE (212) 431-6100FAX (212) 431-6499TOLL FREE (800) 697-8665e-mail: sales@gener

TABLE OF CONTENTSIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 –3Key Features . . . . . . . . . . . . . . . . . . . . .

and a digital display resolution of 0.1dB. Real-timemeasurements are shown on a green backlit LCD in twoforms: as a three- or four-digit dB value, and

WHAT’S IN THE BLISTER PACKThe DSM8930 comes fully assembled in a blister pack alongwith a wind shield ball, one “9V” battery and this user’smanual.PRO

Fig. 2. All possible display indications and their meaningsMAX Digital readout is highest level recorded sincemeter was powered onMIN Digital readout

SETUP INSTRUCTIONSINSTALL BATTERY1. The meter’s battery compartment (Fig. 1, Callout D) isaccessible from the back of the unit near the bottom. Use aP

the meter is operating in Autoranging mode. To demonstratethat autoranging is on in a quiet environment, rub thewindscreen with your hand (to simulate

To display the maximum sound level measured since themeter was powered on, press the MAX button. The text MAXwill replace MIN on the top line of the d

SPECIFICATIONSMeasurement Range 40 to 130 dB over four ranges(40 to 70 dB, 60 to 90 dB, 80 to 110 dB, 100 to 130 dB) Measurement Accuracy ±2 dBDisplay