SMARTWEIGH INSTRUMENT CO.,LTD
| Supply Ability | 2000 set per month |
| Delivery Time | 10-30days |
| Packaging Details | Caron box |
| Product | Measurement Uncertainty in Weighing Systems |
| Readability | 0.1μg to 1kg |
| Repeatability | ±0.01% to ±0.5% of load |
| Nonlinearity | ±0.02% to ±0.2% FS |
| Hysteresis | ±0.01% to ±0.1% FS |
| Temperature Coefficient | 0.0001% to 0.01%/°C |
| Air Buoyancy | Up to 0.1% error |
| Vibration Sensitivity | 0.001% to 0.1% disturbance |
| Draft Effects | 0.01% to 1% variation |
| Minimum Weight | 20-100×readability |
| Settling Time | 2-30 seconds |
| Eccentric Loading | 0.01% to 0.5% error |
| Calibration Interval | Daily to annually |
| Weight Class | E0 to M3 |
| Stability | ±0.5ppm to ±300ppm/year |
| Magnetic Properties | <0.01% influence |
| Sample Size | 1-1000 measurements |
| Weighing Mode | Static/Dynamic |
| Tare Uncertainty | ±0.1% to ±2% |
| Brand Name | |
| Model Number | Measurement Uncertainty in Weighing Systems |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 2000 set per month | Delivery Time | 10-30days |
| Packaging Details | Caron box | Product | Measurement Uncertainty in Weighing Systems |
| Readability | 0.1μg to 1kg | Repeatability | ±0.01% to ±0.5% of load |
| Nonlinearity | ±0.02% to ±0.2% FS | Hysteresis | ±0.01% to ±0.1% FS |
| Temperature Coefficient | 0.0001% to 0.01%/°C | Air Buoyancy | Up to 0.1% error |
| Vibration Sensitivity | 0.001% to 0.1% disturbance | Draft Effects | 0.01% to 1% variation |
| Minimum Weight | 20-100×readability | Settling Time | 2-30 seconds |
| Eccentric Loading | 0.01% to 0.5% error | Calibration Interval | Daily to annually |
| Weight Class | E0 to M3 | Stability | ±0.5ppm to ±300ppm/year |
| Magnetic Properties | <0.01% influence | Sample Size | 1-1000 measurements |
| Weighing Mode | Static/Dynamic | Tare Uncertainty | ±0.1% to ±2% |
| Brand Name | Model Number | Measurement Uncertainty in Weighing Systems | |
| Place of Origin | CHINA | ||
| High Light | automated checkweighing system ，manufacturing load cell scale ，Mettler Toledo weighing equipment | ||
Measurement Uncertainty in Weighing Systems: Principles and Best Practices for Metrological Accuracy
Measurement uncertainty is a fundamental concept in metrology that quantifies the doubt associated with weighing results. In precision weighing systems, understanding and managing uncertainty is critical for:
Ensuring compliance with international standards (ISO/IEC 17025, OIML R76)
Maintaining quality control in regulated industries
Making reliable pass/fail decisions in checkweighing applications
Validating weighing processes for GMP and FDA compliance
Perform regular calibrations using traceable mass standards (Class E2 or better)
Implement daily verification checks with control weights
Maintain environmental logs (temperature, humidity, barometric pressure)
Follow manufacturer's preventive maintenance schedule
Allow proper warm-up time (typically 30-60 minutes for analytical balances)
Use anti-static devices for powders and light materials
Implement proper leveling procedures
Establish standard operating procedures (SOPs) for weighing processes
Automated weighing systems to eliminate operator influence
Statistical process control (SPC) for trend monitoring
Monte Carlo simulations for complex uncertainty analysis
Digital filtering algorithms to reduce electronic noise
Effective measurement uncertainty management in weighing systems requires:
Comprehensive understanding of all uncertainty sources
Proper system selection matched to application requirements
Rigorous calibration and maintenance programs
Operator training and standardized procedures
Continuous monitoring and improvement processes
By implementing these best practices, organizations can achieve metrological accuracy that meets both
technical requirements and regulatory expectations while optimizing quality control processes.
Specifications:
| Parameter | Standard Model |
|---|---|
| Readability | 0.1μg to 1kg |
| Repeatability | ±0.01% to ±0.5% of load |
| Nonlinearity | ±0.02% to ±0.2% FS |
| Hysteresis | ±0.01% to ±0.1% FS |
| Temperature Coefficient | 0.0001% to 0.01%/°C |
| Air Buoyancy | Up to 0.1% error |
| Vibration Sensitivity | 0.001% to 0.1% disturbance |
| Draft Effects | 0.01% to 1% variation |
| Minimum Weight | 20-100×readability |
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2005
Total Annual:
500-1000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
SMARTWEIGH INSTRUMENT CO.,LTD , established over 15 years, which is one of the largest manufacturers and exporter in China. Our workshop occupy 20,000 square meters and located in a very convenient and beautiful city, Changzhou, it is close to Shanghai and only take one hour by high speed railway. ... SMARTWEIGH INSTRUMENT CO.,LTD , established over 15 years, which is one of the largest manufacturers and exporter in China. Our workshop occupy 20,000 square meters and located in a very convenient and beautiful city, Changzhou, it is close to Shanghai and only take one hour by high speed railway. ...
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