The Extech HD600 Digital Sound Level Meter measures and displays sound pressure levels in dB (decibels) from 30 to 130dB in three measurement ranges. In addition to the LCD numerical displays, a manual on the enclosed CD for the steps on this procedure. Powering the meter 1. Install the four (4) 'AA' 1.5V batteries in the rear battery compartment. Observe polarity. acoustical calibrator such as the Extech Model 407766 or 407744. If you want high accuracy datalogging of up to 20,000 sound level records the Extech HD600 is the obvious choice. With three ranges from 30 to 130dB, the HD600 can capture up to 10 readings/sec Congratulations on your purchase of the Extech AM600 Analog Clamp Meter. This device measures AC Current, AC Voltage, DC Voltage, Resistance and Temperature. This meter is shipped fully tested and calibrated and, with proper use, will provide years of reliable service. Safety International Safety Symbols Extech SDL600 Sound Meter SD Logger 2 seconds, 5 seconds, 10 seconds, 60 seconds) and two start methods: programmed (from PC) or manual. Complete with 3.6-volt lithium battery, Windows compatible software, USB cover, tripod, and windscreen. Extech HD600 Datalogging Sound Level Meter 2 HD600-de-DE_V1.4 4/15 Einfuhrung Wir gratulieren Ihnen zum Erwerb des digitalen Schallpegelmessgerates Extech HD600. Dieses Messgerat misst Schalldruckpegel in dB (Dezibel) von 30 bis 130 dB in drei Messbereichen und zeigt diese Werte an. Zusatzlich zur numerischen LCD-Anzeige ist ein The Extech HD600-NIST Datalogging Sound Level Meter meets ANSI and IEC 61672-1 Type 2 standards. It has three measuring ranges from 30 to 130 dB with 1.4 dB accuracy. In addition to the LCD digital display, an analog bargraph provides easy viewing of fast changing sound levels. Unit features a rugged double-molded housing and built-in stand. 2 HD600-EU-EN v1.3 07/13 Introduction Congratulations on your purchase of the Extech HD600 Digital Sound Level Meter. This meter meas