The Bettersizer ST is a fully automated particle size analyzer optimized for industrial quality control (QC) with a focus on wet dispersion methods. It features a compact design and is built to provide consistent, accurate, and reliable particle size analysis with minimal user involvement. Key characteristics include:

Features and Benefits:

• Dispersion Type: Wet
• Size Range: 0.1 - 1,000 µm
• Dual Lens Optical System (DLOS): Ensures accuracy and consistent results.
• Automatic Alignment & SOP: Simplifies operations with automatic alignment and measurement functions using Standard Operating Procedures (SOP).
• Ease of Use: Designed for user-friendliness and minimal intervention.
• Compact and Robust Design: Saves workspace while providing robust performance suitable for factory and laboratory environments.
• Cost Efficiency: Low maintenance requirements and reliable operation reduce operational costs.

Key Advantages:

1. High Accuracy: The Bettersizer ST measures Duke standard samples, confirming that the distribution peaks are correctly positioned with a narrow, accurate distribution.
2. Time-Saving Automation: With automated measurement protocols, the device reduces human intervention, streamlining the QC process.
3. Reliable Performance: Designed to deliver stable results, making it a trusted tool for industrial applications.

Application

The Bettersizer ST's smart operation system, combined with its DLOS technology, makes it ideal for industries that need precise particle size distribution for quality control and efficiency in operations. Its compact footprint also ensures it fits seamlessly into laboratories and production environments where space is a premium.

Outstanding Repeatability

The Bettersizer ST guarantees exceptional repeatability in particle size analysis, making it a reliable tool for quality control. The precision and consistency provided by its advanced technology reduce the need for repeated tests, saving time and effort.

·        Key Factors of Repeatability:

• Stability of signal transmission systems ensures consistent signal quality.
• Efficient dispersion system optimizes particle distribution for accurate measurements.
• Automatic alignment keeps the instrument in peak operating condition at all times.
• The signal acquisition rate of up to 3500 times/second allows for rapid and highly consistent measurements.

·        Repeatability Testing:

• The repeatability of the Bettersizer ST is demonstrated in consecutive tests, showing no significant deviation, making it a reliable instrument for high-frequency testing environments.

Ease Your Workload in All Aspects

The Bettersize software offers several features designed to ease your workload by automating and simplifying various tasks:

1.   Intuitive Software: A user-friendly interface ensures easy navigation, reducing training time for operators.

2.   Intelligent Data Evaluation: The software automatically evaluates data for quality control, helping operators focus on key insights without manual analysis.

3.   Performance Validation: The system generates performance validation reports that comply with ISO 13320 and pharmacopoeial standards, ensuring regulatory compliance without manual effort.

4.   System Inspection: The diagnostic scan includes a system inspection checklist that automatically evaluates the health and performance of the instrument, identifying potential issues before they become problems.

Cost-Efficiency & Robustness

The Bettersizer ST delivers excellent cost-efficiency while maintaining robust performance, ensuring a long-lasting and dependable solution for QC labs and factories.

1) Outstanding Robustness

• Integrated casting of the bottom plate: This protects the instrument from external damage and wear.
• Long-life fiber semiconductor laser source: Ensures extended operational life with minimal maintenance.
• Durable stainless steel circulation tank: Designed for heavy-duty use, increasing its longevity.
• Power-adjustable ultrasonic disperser: Equipped with dry run protection to avoid system damage during low-liquid conditions.

2) Compact Design

• With its internal wet dispersion system, the Bettersizer ST saves valuable workspace, making it ideal for both factory and lab environments.
• The DLOS system ensures the accuracy of results without the complexity and risks associated with folding optics that may misalign over time.

3) Simple Maintenance

• The sample cells are designed for easy disassembly, allowing quick cleaning without needing professional tools.
• The auto-cleaning function of the circulation tank minimizes the manual effort required for maintenance and can be fully customized within the software.

4) Low Cost of Ownership

• The Bettersizer ST offers an entry-level price with a wide measurement range, eliminating the need for a second laser source, reducing overall operational costs.
• With a robust and reliable design, the instrument ensures a long operational lifespan with minimal downtime for repairs or maintenance.

The Bettersizer ST combines accuracy, ease of use, cost-efficiency, and durability, making it an optimal solution for industries seeking efficient particle size analysis for quality control.

Standard Operating Procedure (SOP)

The Standard Operating Procedure (SOP) in the Bettersizer ST provides a standardized, automated testing process that ensures high accuracy and reliability. Key benefits include:

• Operator-Independent Testing: The SOP eliminates variability in results caused by human errors, ensuring that each test is objective and consistent.
• Automated Procedures: With SOP, the system conducts the entire measurement process automatically, reducing user workload and ensuring repeatability in results.
• Reliable Results: By adhering to a structured procedure, the system guarantees that results remain consistent, even across different operators or testing environments.

Innovative DLOS Technology

The Dual Lens Optical System (DLOS) is an innovative, patented technology that enhances measurement precision and accuracy. Key highlights of the DLOS technology include:

• Single Laser Source & Dual Fourier Lenses: The system uses one laser source combined with two large Fourier lenses to capture light from multiple angles, covering wide-angle forward, lateral, and backward photodetection.
• Extended Measurement Range: DLOS offers a 0.1 to 1000 μm measurement range, making it suitable for a wide variety of particle size distributions.
• Consistent Accuracy: The optical design ensures that measurements are consistently reliable, regardless of particle size or shape, enhancing the Bettersizer ST's overall performance.

Together, the SOP and DLOS technologies in the Bettersizer ST ensure operator-independent, accurate, and efficient particle size analysis.

Bettersizer ST - Specification Overview

Parameters Measured:

• Particle Size Distribution: Capable of analyzing suspensions, emulsions, and dry powders.

General Information:

• Principle: Utilizes laser diffraction technology.
• Analysis Theories: Supports both Mie scattering theory and Fraunhofer diffraction theory.
• Typical Measurement Time: Less than 10 seconds for fast analysis.

Measurement Performance:

• Measurement Range: 0.1 µm - 1000 µm.
• Accuracy Error: ≤1% (NIST certified standards).
• Repeatability Error: ≤1% (NIST certified standards).
• Number of Size Classes: Up to 100 (adjustable).
• Feeding Mode: Automatic wet circulation ensures consistent results.

Main Device:

• Optical System: Patented Dual Lens Optical System (DLOS).
• Laser: High-power fiber semiconductor laser with 10 mW output at 635 nm.
• Detector: 86 photodetectors arranged to capture forward, lateral, and backward scattering signals.
• Measuring Angle: 0.031 - 159°.

Dispersion Module:

• Circulation Speed: Adjustable between 300 - 2500 r/min.
• Circulation Flow Rate: 3,000 - 8,000 mL/min.
• Ultrasonication: Equipped with dry run protection, with a maximum power output of 50 W (adjustable).
• Circulation Tank Capacity: 600 mL.

Software:

• Conformity: Compliant with 21 CFR Part 11, ISO 13320, and CE certification standards.
• Reports: Fully customizable for reporting purposes.

System Parameters:

• Dimensions (L x W x H): 660 x 420 x 320 mm.
• Weight: 38 kg.
• Voltage: DC 24V, 221 W.

Recommended Computer Configuration:

• Computer Interface: Requires at least one high-speed USB 2.0 or USB 3.0 port.
• Operating System: Windows 7 or higher.
• Hardware Specification: Intel Core i5 processor, 4GB RAM, and 250GB hard drive.

This specification sheet outlines the key performance and operational parameters of the Bettersizer ST, ensuring high accuracy and efficient operation for various particle size analysis applications.