Converting Thermo-Hygrograph Charts with Digi Chart

Learn how to convert analog thermo-hygrograph recordings into digital data using Digi Chart.

What is Digi Chart?

Digi Chart is a specialized tool for digitizing analog thermo-hygrograph chart recordings. It converts traditional paper charts into usable digital data for analysis.

Why Digitize?

• Archive historical data
• Perform quantitative analysis
• Compare with simulation results
• Create digital records

Step-by-Step Process

1. Scan Your Chart

• Use a flatbed scanner
• Scan at 300 DPI or higher
• Save as PNG or JPEG

2. Import to Digi Chart

• Open Digi Chart
• Import your scanned image
• Calibrate the chart scale

3. Trace the Data

• Use the tracing tool to follow temperature and humidity lines
• Mark key points automatically or manually
• Review traced data for accuracy

4. Export Data

• Export as CSV for use in spreadsheets
• Export as JSON for automated processing
• Save project for future reference

Tips for Best Results

• Ensure good scan quality
• Properly calibrate time and measurement scales
• Review data points for obvious errors
• Save original charts as backup

Common Use Cases

• Historical building monitoring data
• Validation of simulation results
• Research projects requiring historical climate data
• Heritage building documentation

Support

Contact our support team if you need help with complex chart conversions or have questions about the digitization process.