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Resonant Frequency Tester(USA)

Posttime:2009-08-07 15:09 Hits:
  

 

Resonant Frequency Tester(USA)
Categories: Concrete、Cement
product number: BS-2019
product name: Resonant Frequency Tester(USA)
producer: James Instruments Inc.
specification: ASTM C215, ASTM C666
producing area: USA

 

Features and Benefits
• Conforms to ASTM C-215 and C-666.
• The easiest method of calculating the following material parameters non destructively:
Young’s Modulus of Elasticity,
Modulus of Rigidity,
Poisson’s Ratio,
• Available for specimen sizes up to 6 inches (150mm) cross section dimension and from 1.75 inches (45mm) to 28 inches (700mm) in length.
• Automatic identification of the resonance frequency. Large easy to view display for data analysis of time domain and frequency spectrum signals.
• Data can be stored and uploaded to a PC for further analysis and inclusion in
reports.
• Fast and easy to use system.

Specifications
Frequency range:                    from 10 Hz to 40 kHz
Sampling frequency:              10, 20, 40 or 80 kHz
Frequency resolution:             from 4.9 to 78.1 Hz
Record length                         1024 or 2048 points
Output bias level:                    9.2 V
Accelerometer
sensitivity:                                9.60 mV/g (0.979 mV/m/s2)
Battery:                                    12 Volt. 4-10 hours continuous use
Display:                                    320 by 240; backlit for daylight use
Storage:                                   200 plus readings
Software:                                  Windows compatible 9x/me 32MB Ram
Impactors:                                Set of 6 hardened steel balls.
Operating
Temperature Range:              0℃ to 40℃

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