Two stage drying control removed water without freezing then pulls the dry storage container to full vacuum, ready for next operation of Helium fill and leak checking.
Implementation
Single cycle control runs roughing, drying and final vacuum. Various critical alarms are annunciated including end of cycle.
Benefits
Live Trending allows for unattended operation.
Vacuum setpoints and timer settings on screen allow for process refinement.
Settings are password protected.
Technical Details
Allen Bradley MicroLogix 1100 processor with serial port and Ethernet.
Visual Basic 6 application. Touchscreen built into panel.
Trend data stored in MS Access as well as live trends using Gigasoft charts.
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