Still Alive Check

The functionality „Still Alive Check“ is integrated by default in the firmware of the leak detectors of the series CETATEST 510/515 and CETATEST 810/815. Rare malfunctions, caused by defect internal components, which produce wrong test results are recognized.


Depending on the type of malfunction a specific error code is displayed by the test device. This helps to locate the failure.


The Still Alive Check detects malfunctions of the differential pressure sensor, of the valve system, cross leakages between the test and reference side, failures of the A/D-converter and a defect pressure switch.


By this integrated control functionality the process reliability of the test process is improved. This is an important factor to guarantee the product quality requested by the customer.