
Operating instructions 5
jina85e 1.fm Technical Handbook(1112)
1.3 Graphic conventions
Notice Points to very useful pieces of information.
1 Points to an operation that you have to perform.
⇒ Points to the result of an operation you accomplished.
→ Points to the button you have to press.
• Shows a listing.
1.4 Glossary
Sensitivity
Characterises the ratio of the helium signal to the measured signal.
I·Stick
Optional memory extension of the T-Guard™ Leak Detection Sensor.
Calibration
Equalisation of measured signal and leakage rate.
Measuring time
Time from the beginning of the measurement to the output of the results.
Parameter set
Group of parameters, e.g. measuring time, chamber volume, carrier gas, etc.
RS232
Interface standard for data communication between electronic devices.
Purge
Removal of excessive helium from the air.
T-Guard
Tracer (Gas) Guard
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