The SoundPro DL Series includes Advanced Hand Held Sound Level Meters and Real-Time Frequency Analyzers. When used with QuestSuite Professional II applications software, you can simply and reliably perform your advanced noise analyses. All meters include two virtual sound level meters to simultaneously measure multiple regulatory requirements. The DL-1-1/3-20 is a Class/Type 1 sound level meter that is also equipped with 1/3 octave real-time frequency analysis. Use high speed USB or removable SD memory to transfer data from your sound level meter to your computer for further analysis. Includes QC-20 calibrator.
Typical Applications:
- Workplace Noise Assessment
- Environmental Noise Assessment
- Administrative & Engineering Controls Selection
- Noise Ordinance Enforcement
- Hearing Protector Selection
- Task-Based Exposure Assessments
Specifications
Available Measurements: SPL, MAX, MIN, Peak, Ln, Leq, Lavg, Sel, TWA, Taktm, DOSE,PDOSE, Ldn, CNEL, Exposure
Frequency Ranges: Class (Type) 1, 3 Hz - 22.4 Khz, 1/3 Octave Filter
Amplitude Ranges: Broadband - (8) Selectable 100dB Dynamic Ranges; RTA - (8) Selectable 80dB Dynamic Ranges
Maximum PEAK Level: 3dB Above Full Scale Reading
Weighting Parameters: A, C, Z (Linear)
Response Time: Fast, Slow, Impulse
Center Frequencies: 33 from 12.5 Hz to 20 kHz
Threshold: 0 - 140dB
Exchange Rates: 3, 4, 5, 6dB
Run Modes: Level Triggered Run/Pause, Clock/Date Triggered Power On/Run for Programmed Duration, External Logic Input Run/Pause, Keypad Initiated Run/Pause for Programmed Duration
Calibrator: QC-20 (94dB, 114dB, 250 Hz, 1 kHz)
Summary/Time History Data Logged: MAX, MIN, Peak, Ln, Leq/, Lavg
Exceedance Level Data Logged: 2 User Selectable Ln Levels
Intervals: 1 sec, 10 sec, 15 sec, 30 sec, 60 sec, 5 min, 10 min, 15 min, 30 min, 60 min
Back-Erase: Selectable 1 second to 20 seconds
14 Pushbutton Keypad
Fiber-Optic Backlighting
Languages: English, Spanish, German, French, Italian, Portuguese
