Device built-in

A Technological Paradigm in Precision Weighing: Mettler Toledo AB304-S/FACT Analytical Balance

In the ecosystem of modern laboratory precision instruments, analytical balances serve as fundamental tools for quantitative analysis, whose performance directly determines the reliability of experimental data. The Mettler Toledo AB304-S/FACT Analytical Balance, with its exceptional 0.0001g precision, intelligent fully automatic calibration system, and outstanding engineering design, has become the preferred equipment for research institutions, pharmaceutical companies, and quality control laboratories, embodying the perfect integration of Swiss precision manufacturing and innovative technology.

I. Exceptional Metrological Performance and Technical Specifications

The AB304-S/FACT utilizes Mettler Toledo's proprietary high-precision Monobloc sensor, achieving a resolution of 0.0001g (0.1mg) within a 410g weighing range. This sensor structure not only offers excellent overload protection but also reaches stability within 3 seconds, significantly improving batch weighing efficiency. The balance is equipped with a four-level shock absorption filtering system that automatically identifies and filters environmental vibrations, maintaining reading stability even in suboptimal experimental conditions. Its minimum weight value (UMC) complies with USP/EP standards, ensuring regulatory compliance for微量样品称量 (microsample weighing).

II. Revolutionary FACT Fully Automatic Calibration Technology

The core breakthrough of this device lies in its intelligent calibration system:

1. Temperature-Triggered Calibration: A built-in high-sensitivity temperature sensor monitors environmental changes in real-time, automatically initiating calibration when temperature fluctuations exceed ±1.5°C

2. Mechatronic Design: Utilizes a precision stepper motor to drive the built-in ISO-certified stainless steel weight, achieving fully enclosed calibration

3. Dual Calibration Modes: Supports full-range calibration (Full Calibration) and precise linear calibration (Span Calibration)

4. Audit Trail Functionality: Automatically generates calibration logs recording time, temperature changes, and results, complying with FDA 21 CFR Part 11 electronic record requirements

This technology completely eliminates the pain point of manual periodic calibration in traditional balances, ensuring the device remains metrologically compliant throughout an 8-hour work period.

III. Ergonomic Design and Operational Experience

• Intelligent Human-Machine Interaction: VFD fluorescent display provides 270° viewing angles with dual-line display showing both weight values and statistical information

• Streamlined Draft Shield: Three-layer glass design with sloped structure effectively reduces airflow disturbance, offering up to 70° opening angle

• Multifunctional Operating Platform: Features 11 function keys and shortcuts supporting one-touch unit switching (g/carat/ounce, etc.)

• GLP Compliance: Includes built-in balance ID, operator ID, and timestamp functions; all data outputs contain status identifiers

IV. Full Lifecycle Quality Management

The device provides comprehensive quality assurance:

1. Traceability System: Comes standard with NIST-traceable calibration certificate supporting ISO9001 quality system certification

2. Self-Diagnosis System: Continuously monitors sensor status, level position, and environmental parameters with automatic anomaly alerts

3. Modular Design: Features standardized interfaces supporting integration with auto-samplers and robotic systems

4. Eco-Design: Complies with RoHS standards, consumes less than 15W power, and automatically enters energy-saving mode in standby

V. Industry Application Scenarios

1. Pharmaceutical Sector: Complies with Chinese Pharmacopoeia 2020 requirements for API weighing and dissolution test sample preparation

2. Research Institutions: Supports precision weighing needs in nanomaterials synthesis and life sciences experiments

3. Quality Control: Suitable for jewelry testing, precious metal analysis, and food nutrient detection industries

4. Education: Features password protection supporting switching between student mode and professional mode

VI. Technical Service and Support

Mettler Toledo provides comprehensive technical support:

• Global unified calibration service network

• Free annual metrological verification services

• Remote diagnostic system for real-time troubleshooting

• Online certified training system for operators

This analytical balance not only represents the pinnacle of metrological precision but also demonstrates the development direction of intelligent laboratory equipment. Through deep integration of precision mechanics, smart sensors, and digital technology, the AB304-S/FACT successfully creates a complete quality闭环 (closed loop) of "measurement-calibration-recording-traceability," providing a trustworthy quantitative foundation for modern laboratories. Its exceptional repeatability (standard deviation ≤0.00005g) and linearity error (≤±0.0002g) make it the ultimate choice for researchers and quality control experts pursuing data accuracy.

Note: Some specific terms like "微量样品称量" and "闭环" are kept in Chinese with parentheses as they are specialized technical concepts that are commonly understood in the field while being translated contextually.