This describes a procedure to use a sensor that detects air inside the tubes with impedance
reading to detect if the purge has been completed successfully or there is remining air inside
This describes a procedure to detect if the purge has been completed successfully or not by
using an air in tubes sensor.
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INC, HP, "AUTOMATIC PURGE DETECTION AND PUMP SELF-PRIME TROUBLESHOOT THROUGH AIR DETECTION BY IMPEDANCE READING", Technical Disclosure Commons, (May 07, 2021)