Sound Level Meter: Digital 30-130db (DT8852) with 3 Ranges, A/C Weighting, Logging Software & Cables

Digital Sound Level Meter 30 to 130db with 3 Ranges, A/C Weighting, Data Logging Software, USB Cables, Power Supply, Windscreen & Case

This meter has a built-in USB port which connects to a laptop PC for recording the sound level over a period of time. This is an ideal instrument for noise monitoring in factory, school, business and traffic areas. Used by compliance officers, law enforcement and many other professions.

With it's internal memory, this unit can record sound level over a period of time without connecting to a computer. This device operates on a (about 30 hours) or an AC adapter (included). It is very accurate and durable, an ideal companion for your field projects. A heavy duty carrying case is also included for the protection of the device and your convenience.

• Professional heavy duty model
• A & C frequency weighting
• MIN and MAX sound level hold
• Over range / under range display
• Fast (125ms) and slow (1s) time weighting
• Analog AC/DC output for connection to frequency analyzer or X-Y shaft recorder
• Built-in memory for stand-alone field recording
• Threaded tripod mount (will mount to most standard tripods)
• USB interface for computerized digital sound level recording
• Conforms to the IEC61672-1 Class 2 and ANSI S1.4 Type 2 standard for sound level measurement
• Auto power off (can be disabled)
• Backlit digital display
• User friendly calibration process

Specifications:

• Sound measurement ranges:
  • Lo: 30 to 80dB
  • Med: 50 to 100dB
  • Hi: 80 to 130dB
  • Auto: 30 to130 dB
• Resolution: 0.1dB
• Accuracy: ±1.4dB
• Frequency range: 31.5 Hz to 8KHz
• Dynamic range: 50dB Level ranges
• Time weighting:
  • Fast: 128ms
  • Slow: 1 second
• Microphone: 1/2" Electret condenser microphone
• Display refresh rate: 2 times / second
• Analog output AC: 1Vrms, DC: 10mv/dB
• Sampling rate: 1 to 59 seconds
• Memory capacity: 32600 samples
• Power supply: (1) 9v alkaline battery
• Battery life: approximately 30 hours
• Operating altitude: <2000 meters
• Operating humidity range: 0 to 90% RH
• Operating temperature range: 32° to 104° F (0° to 40° C)
• Storage humidity range: 0 to 70% RH
• Storage temperature range: 14° to 140° F (-10° to 50° C)
• Dimensions (HxWxD): 278mm x 76mm x 50mm
• Weight: 12.5oz (350g) without battery installed

Supplied with:

• Calibration screwdriver
• Windscreen
• Instruction manual
• USB cable (connects PC to meter)
• Windows^® software on CD-ROM (Hardware Requirements: Windows^® VISTA Operating system 486 PC or above)
• (1) 9v alkaline battery
• 110/120vAC to 9vDC power supply
• 1 year limited manufacturer's warranty