High-Resolution Digital Melting Point Apparatus Model 3935 – Microcontroller Visual Melting Point Analysis System
The Digital Melting Point Apparatus Model 3935 is a highly advanced microcontroller-based visual melting point determination system engineered for precise analysis of melting points and melting ranges of crystalline and solid samples. Designed for pharmaceutical laboratories, chemical research facilities, academic institutions, and industrial quality control environments, this high-resolution melting point apparatus combines intelligent temperature programming, automated visual monitoring, and superior analytical accuracy for reliable thermal characterization.
The Model 3935 features an integrated high-resolution camera with a bright 7-inch TFT graphical display, enabling real-time visual observation of sample phase transitions during testing. This advanced visual monitoring capability significantly improves operator accuracy while simplifying melting point determination procedures in demanding laboratory applications.
For highly stable and reproducible thermal performance, the apparatus utilizes a precision silicon oil-bath heating system with immersion heater technology and an integrated magnetic stirrer for uniform heat distribution. The programmable plateau temperature and adjustable ramp heating control allow rapid preheating followed by precise slow heating near the expected melting point, minimizing overshoot and improving analytical precision.
The instrument incorporates advanced pharmaceutical compliance functionality including 3-tier password protection, storage of up to 300 test results, multiple programmable setup configurations, RS232 serial printing capability, and calibration features supporting pharma compliance and 21CFR-oriented workflows.
Widely used for pharmaceutical quality assurance, raw material verification, purity testing, organic compound identification, research applications, and advanced thermal analysis, the Model 3935 Visual Melting Point Apparatus delivers exceptional laboratory performance, digital precision, and user-friendly operation for modern analytical environments.
Technical Specifications
| Feature | Details |
|---|---|
| Model | 3935 |
| Instrument Type | Microcontroller Visual Melting Point Apparatus |
| Temperature Range | Ambient to 300°C |
| Temperature Resolution | 0.1°C |
| Temperature Sensor | PT100 Platinum Resistance Sensor |
| Display | 7" Graphical LCD Display / Colored TFT Screen |
| Observation System | Integrated High-Resolution Camera |
| Heating Mechanism | Immersion Heater |
| Heating Medium | Silicon Oil-Bath with Teflon Cover |
| Stirrer | Built-in Magnetic Stirrer with Adjustable Speed |
| Ramp Rate | Programmable Scale 1 – 10 |
| Capillary Capacity | 3 Capillary Tubes |
| Storage Capacity | 300 Results + 100 Setup Data Configurations |
| User Security | 3-Tier Password Protection |
| Interface | RS232 Serial Printing Interface |
| Compliance | Supports Pharma Compliance & 21CFR-Oriented Validation |
| Power Supply | 230V ±10% AC, 50Hz |
| Approximate Weight | 12 Kg |
| Dimensions (L × B × H) | 375 × 300 × 330 mm |
Core Features & Benefits
- Visual Monitoring with High-Resolution Camera Provides clear real-time observation of sample melting behavior for enhanced analytical confidence and improved result accuracy.
- Highly Accurate Temperature Measurement 0.1°C digital resolution with PT100 sensor ensures dependable and reproducible melting point analysis.
- Uniform Oil-Bath Heating System Integrated magnetic stirring maintains consistent heat distribution throughout the silicon oil bath for precise thermal analysis.
- Programmable Plateau & Ramp Heating Advanced programmable temperature control minimizes overheating and improves melting point determination accuracy.
- Large TFT Graphical Display Bright 7-inch display enables easy visual monitoring and simplified operation in laboratory environments.
- 300 Result Memory Storage Stores large volumes of analytical results and setup configurations for traceability and workflow efficiency.
- Pharma Compliance Ready Supports 3-tier password security, calibration functionality, and validation workflows suitable for regulated laboratories.
- Rapid Melt Method Support Facilitates efficient analysis of unknown samples and new compounds using rapid melt evaluation procedures.
- Integrated RS232 Printing Interface Allows online and offline printing of analytical results with date and time documentation.
Frequently Asked Questions (FAQ)
What is the primary application of the Digital Melting Point Apparatus Model 3935?
The Model 3935 is designed for highly accurate melting point determination and melting range analysis of crystalline and solid samples in pharmaceutical, chemical, and research laboratories.
It is commonly used for purity testing, raw material verification, compound identification, and advanced quality control applications.
How does the visual monitoring system improve melting point analysis?
The integrated high-resolution camera and TFT display provide real-time visual observation of sample phase transitions during heating.
This visual confirmation improves operator accuracy and minimizes interpretation errors during melting point determination.
Why is programmable ramp heating important in melting point testing?
Programmable ramp heating allows rapid preheating followed by slow controlled heating near the expected melting point for greater analytical precision.
This reduces temperature overshoot and improves repeatability of melting point measurements.
Does the Model 3935 support pharmaceutical compliance requirements?
Yes, the apparatus includes advanced features such as 3-tier password protection, data storage, calibration functionality, and validation support for pharma-oriented workflows.
These features help laboratories maintain traceability, accountability, and regulatory compliance.
How many test results can the apparatus store internally?
The Model 3935 can store up to 300 analytical results along with 100 programmable setup configurations for efficient laboratory data management.
The stored information improves workflow continuity and analytical traceability.
Product overview
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