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Use of the menus
Use of the menus is the same for the entire user interface and is
based on the following basic rules:
Functions of the soft-keys:
Key 1 - performs the Escape function (ESC) and is used to exit the
menu after viewing the data or making modifications
Key 2 – performs the function of moving the cursor down/left (where
cursor means selection of the item highlighted in reverse).
Key 3 – performs the function of moving the cursor up/right (where
cursor means selection of the item highlighted in reverse).
Key 4 – performs the function of confirmation (OK) if it is necessary
to modify the status of a specific parameter or permits access to the
submenus selected previously with the “ ” and “ ” keys.
PHD messages:
The HID can communicate with the operator through a set of
messages of the following type
Affirmative, highlighted inside the frame identified with the
mark
Interrogative, highlighted inside the frame identified by the ?
mark.
PHD-4 Portable Helium Detector User Manual
Technical Information
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User Interface
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