1. Follow the specifications: ASTM D5882 Standard Test Method for Low Strain Integrity Testing of Piles JGJ106-2003 (China) Technical code for testing of building foundation piles 2. Parameters:1). Size: 62 * 172 * 225 mm. 2). Weight: 2.0 kg.3). High-contrast touch screen display.4). Temperature range: Operating Range: 0° to 40° C; Storage Range: -20° to 65° C.5). Powered by internal battery (6 hours duration).3. Functional:1). The LPT-E is used for Integrity pile testing and judging defect position2). Automatic data storage3). Signal amplification capability4). Data can be averaged over a variable number of blows. 5). Variable signal amplification over time6). 24-bit A/D converter7). Sample size: 4k8). Sample Frequency: 48kHz, 96 kHz,144 kHzIntroductionPile Integrity Tester With Reflection Wave Method is an intelligent and portable analyzer for pile foundation detection with such capabilities as signal acquisition, data analysis and processing, and storage and output of results. This instrument mainly uses a reflected wave method to examine the shaft concrete integrity of various types of piles in order to determine the extent and location of defects in the pile shafts.
Composition of Instrument
Pile Integrity Tester With Reflection Wave Method mainly includes a host machine, sensors, a hammer (or rod), Windows-based analysis and processing software and other accessories (such as U disk, manuals, etc.).
Specification:No. | Items | Indicators |
1 | system noise voltage(mV | ≤2 |
2 | Sampling time interval (μs) | From 2.0 to 512.0 |
3 | Amplifier (floating point) gain(dB) | ≤64 |
4 | A/D resolution(bit) | 16 |
5 | Frequency response (frequency error≤10%) | Acceleration measurement frequency range (Hz) | 2~8000 |
Speed measurement frequency range (Hz) | 10~1000 |
6 | Amplitude nonlinearity | ≤10% |
7 | Time indication error | ≤1% |
8 | Gain error | ≤1dB |
9 | Sampling length | 4k sampling points |
10 | System dynamic range(dB) | ≥66 |
11 | System reference sensitivity | Accelerometer | Uncertainty(k=3) is 3% |
Speedometer | Uncertainty(k=3) is 5% |
12 | Power supply | External: AC220V,DC12V |
| Internal: 12V, rechargeable lithium-ion battery,6hours continuous operation |
13 | Temperature adaptability | - 10 ~+ 40ºC |
| | |