Electronic Universal Testing Machine
Precision mechanical testing instrument with 50N-5000N force range and high-resolution measurement capabilities for materials characterization and quality control applications.
Louise Corscadden, PhD
Neuroscience · ConductScience
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The Electronic Universal Testing Machine (BIO-0842) is a precision mechanical testing instrument designed for materials characterization in research and quality control applications. This single-arm structure system delivers testing forces from 50N to 5000N with Level 1 accuracy, providing researchers with quantitative data on material properties including tensile strength, compression resistance, and elastic modulus. The instrument features high-resolution force measurement (1/250000 of maximum test force) and displacement tracking (0.01mm resolution) for detailed stress-strain analysis.
The system operates across a beam speed range of 0.01-500mm/min with ≤±1% relative error, enabling both quasi-static and dynamic testing protocols. With 700mm stretching distance and force measurement range of 2-100% full scale, the instrument accommodates diverse specimen geometries and testing requirements common in materials science, biomechanical research, and product development workflows.
How It Works
The Electronic Universal Testing Machine operates on the principle of controlled mechanical loading with precision force and displacement measurement. The single-arm structure design provides a stable testing platform where specimens are secured between fixed and movable grips. A servo-controlled drive system moves the crosshead at programmable speeds from 0.01 to 500mm/min, applying tensile, compressive, or flexural loads to the test specimen.
Force measurement utilizes a high-precision load cell with 1/250000 resolution of maximum test force, while displacement is tracked through precision linear encoders with 0.01mm resolution. The system maintains ≤±1% accuracy for both force indication and displacement measurement across the full operational range. Real-time data acquisition captures force-displacement relationships, enabling calculation of material properties including Young's modulus, yield strength, ultimate tensile strength, and elongation at break.
Features & Benefits
Automation Level
- semi-automated
Max Testing Force
- 50N
100N
- 200N
500N
- 1000N
2000N
- 5000N
Accuracy Level
- Level 1
Type
- Single-arm structure
Limit of Allowable Error for Testing Force Indicat
- ≤±1% of Indication
Force Measurement Range
- 2%~100%FS
Force Resolution
- 1/250000 of the maximum test force
Limit of Indication Error for Displacement
- ≤±1% of Indication
Minimum Displacement Resolution
- 0.01mm
Beam Speed Range
- 0.01~500mm/min
Relative Error of Beam Speed
- ≤±1%
Stretching Distance
- 700mm
Brand
- ConductScience
Research Domain
- Analytical Chemistry
- Food Science
- Materials Science
- Pharmaceutical QC
Weight
- 120.0 kg
Dimensions
- L: 115.0 mm
- W: 42.0 mm
- H: 28.0 mm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Force Range | 50N to 5000N across multiple ranges | Entry-level models often limited to single force ranges | Eliminates need for multiple instruments when testing diverse material types in the same laboratory. |
| Force Resolution | 1/250000 of maximum test force | Standard resolution varies significantly across models | Enables detection of subtle material property variations critical for quality control and research applications. |
| Speed Range | 0.01-500mm/min with ≤±1% accuracy | More limited speed ranges common in basic models | Accommodates both quasi-static testing and faster screening protocols in a single instrument platform. |
| Displacement Resolution | 0.01mm minimum resolution | Lower resolution displacement measurement in basic systems | Provides precise strain measurement essential for elastic modulus determination and detailed deformation analysis. |
| Accuracy Class | Level 1 accuracy with ≤±1% indication error | Varies by model and price point | Delivers research-grade precision suitable for publication-quality data and regulatory compliance requirements. |
| Stretching Distance | 700mm maximum extension | Shorter travel distances limit specimen length options | Accommodates long specimens and high-elongation materials without requiring sample modification or segmentation. |
This universal testing machine combines multi-range force capability with high-resolution measurement in a compact single-arm design. The system offers research-grade accuracy and versatile speed control, providing comprehensive materials testing capability for diverse laboratory applications.
Practical Tips
Perform force calibration using certified weights or reference load cells traceable to national standards.
Why: Ensures measurement accuracy and provides documentation for quality system requirements.
Clean grip surfaces regularly and inspect for wear or damage that could affect specimen clamping.
Why: Prevents premature specimen failure and maintains consistent grip performance across testing sessions.
Allow 30-minute warm-up period before critical measurements to ensure load cell stability.
Why: Thermal equilibration minimizes measurement drift and improves data repeatability.
Check specimen alignment and grip engagement if results show unexpected scatter or premature failure.
Why: Improper specimen mounting is the most common source of testing artifacts and invalid data.
Use consistent crosshead speeds within test series and document any deviations from standard protocols.
Why: Loading rate affects material response and must be controlled for valid comparisons between specimens.
Install safety guards and limit switches to prevent contact with moving parts during operation.
Why: Protects operators from pinch points and prevents damage from specimen failure or equipment malfunction.
Record environmental conditions (temperature, humidity) when performing critical measurements.
Why: Many materials exhibit temperature and humidity sensitivity that can affect mechanical properties.
Verify crosshead alignment periodically using precision measurement tools to detect mechanical wear.
Why: Maintains measurement accuracy and prevents introduction of bending moments that could affect test results.
Setup Guide
What’s in the Box
- Electronic Universal Testing Machine main unit
- Standard grip set (typical)
- Power cable
- Control software and user manual
- Calibration certificate (typical)
- Safety guards and protective equipment (typical)
- USB data cable (typical)
Warranty
ConductScience provides a one-year manufacturer warranty covering parts and labor, with technical support for setup, calibration guidance, and troubleshooting assistance.
Compliance
What specimen dimensions can be accommodated in the testing grips?
The 700mm stretching distance provides substantial specimen length capability, though specific grip jaw openings depend on the grip set configuration. Consult product datasheet for detailed grip specifications and optional grip accessories for different specimen geometries.
How frequently should force calibration be performed?
Calibration frequency depends on usage intensity and accuracy requirements. For critical measurements, monthly calibration is recommended, while routine QC applications may require only quarterly verification using certified reference standards.
Can the system perform compression testing in addition to tension?
Yes, the universal design accommodates both tensile and compressive testing modes through appropriate fixture selection. Compression platens and specialized grips enable testing of various material forms under different loading conditions.
What data output formats are available for analysis?
The system typically provides real-time force-displacement data through standard digital interfaces. Consult product datasheet for specific data acquisition software compatibility and export format options.
Is the system suitable for cyclic or fatigue testing?
The variable speed control (0.01-500mm/min) enables cyclic loading protocols, though fatigue testing capability depends on control software features and cycling frequency requirements specific to the application.
How does ambient temperature affect measurement accuracy?
The ≤±1% accuracy specification applies under standard laboratory conditions. Significant temperature variations may affect load cell performance and should be minimized through environmental control for critical measurements.
Can custom grips be fitted for specialized specimen geometries?
The single-arm structure design typically accommodates various grip configurations through standard mounting interfaces, enabling adaptation for specialized specimen types and testing requirements.
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