Extech 407732-KIT-NIST Low/High Range Sound Level Meter with Certificate Traceable to NIST, High Accuracy Meets ANSI and IEC 651 Type 2 Standards, High and Low Measuring Ranges This Type 2 Sound Level Meter Kit meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and speaker systems and enforcing noise ordinances. Measures from 35 to 130 dB in 2 ranges and has an accuracy of ±1.5 dB. Data hold and Max hold functions. Backlit display allows use in dimly lit areas. Includes plastic carrying case for meter and calibrator. Key Features High accuracy meets ANSI and IEC 651 Type 2 standards High and Low measuring ranges: 35 to 100dB (low) and 65 to 130dB (high) Data Hold and Max Hold functions Backlit LCD display to view in dimly lit area Calibrates and verifies sound level meter operation Durable double molded housing 1kHz sine wave at 94dB/114dB is generated to an accuracy of 4% (frequency) and ±0.5dB Total Harmonic Distortion (THD) <2% at 94dB Includes 407732 Sound Meter, microphone wind screen, calibration screw driver, 9V battery, plus 407722 Sound Calibrator with 9V battery and an attractive hard carrying case that provides protection and organization for your meter and accessories Specifications Sound Range (dB): Low: 35 to 100dB, High: 65 to 130dB Basic Accuracy: ±1.5dB (Type 2) Weighting (A&C): Yes Response Time (Fast/Slow): Yes Condenser Microphone: 0.5" (12.7mm) Dimensions: 8.2"x2.1"x1.25" (210x55x32mm) Weight: 8.1oz (230g)
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