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INFICON T-Guard Leak Detection Sensor User Manual

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Operating instructions

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Carrier Gas

Large gas flow which transports a small gas flow.

Trigger

Limit value of the rejection leakage rate for the detection of leaks of the test sample.

Background

The air contains 5 ppm (0.0005%) of helium by nature. For good measurements with
the T-Guard, the helium content in the air must be less than 10 ppm.

Zero

"Reset to Zero" is an automatic function of the T-Guard™ Leak Detection Sensor.

Cycle time

Time from the beginning of the measurement to the next possible measurement.