Model: YL-PDT

Applications

• Detect the high strain bearing capacity and integrity of foundation piles
• Monitor the stress of the precast piles during the driving
• Low strain reflected wave method of foundation piles

 

Standards

• JGJ 106-2014 Technical code for testing of building foundation piles
• JTG/TF81-01-2004 Technical Specification of Dynamic Pile Tests for Highway Engineering
• TB 10218-2008 Technical Specification for testing railway piles
• DBJ-15-60-2008 Code for Testing of Building Foundation (Guangdong)
• ASTM D4945-2017 Standard Test Method for High-Strain Dynamic Testing of Deep Foundations

 

Product Features

• 4″ true-color high-brightness touch screen with continuously adjustable backlight, clear display of data and curves, adaptable to various environments
• Ergonomic design with high-strength aluminum alloy structure, light weight, small size, ease for long-time working
• Real-time monitoring of on-site sensor installation status, compatible with mainstream connectors and sensors on the market
• Professional wizard design, optimized detection procedure, simple operation for efficient testing
• Automatically realizes continuous acquisition, superposition, and balance adjustment; high precision in time domain and frequency domain analysis
• Large AD dynamic range and high signal-to-noise ratio; adaptive floating-point amplification without distortion
• Accurate data collection, automatic strain balance adjustment to eliminate signal drift
• Fast sampling, supporting real-time collecting and monitoring with a speed of over 60 strikes/minute
• On-site instant results of the CASE analysis including speed, force curve, bearing capacity and impact force
• Optimized the simulation on-site process, instantly identify defects for easy integrity judgment

 

Software Features

• Provides CASE analysis, matching analysis and various quick settings
• Supports automatic analysis, manual result correction and intervention
• Provides a variety of reference soil models close to the geological characteristics
• Supports original signal processing, including digital filtering, fixed pile length, fixed wave speed, waveform moving
• Supports quick view of the analysis results and switching to compare with historical results
• Provides multiple output formats such as .docx/.doc and .bmp

 

Specifications

Model	YL-PDT
Main control unit	Low power embedded industrial computer
Display screen	8.4″ true-color LCD display screen (high-brightness) 800×600
Storage	8G
Power supply	Built-in high-performance rechargeable lithium battery, ≥6 hours
Power display accuracy	10%
Operation method	Touch screen
Sampling interval	5μs ～ 65535μs
Record length	1024 dots
Sample resolution	24-bit AD
Signal bandwidth	1Hz ～ 12KHz
Floating-point amplifier	×1～×256 (automatically adjusted according to signal strength, 8-bit floating point)
System noise	＜20μv (accelerometer)，＜2μv（strain transducer）
Dynamic Range	≥100dB
Data transmission mode	USB
Number of channels	5 channels (2 channels acceleration + 2 channels strain, 1 channel with low strain)
Sensor	Speedometer, front IC piezoelectric accelerometer, strain transducer
Working temperature	-20℃~+55℃
Dimension	266mm × 180mm × 50mm
Weight	1.9 kg

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