User manual

Overview of Applications and Functions

33003962 11/2011 87

Functions of Keys and Touchscreen

Overview

All XBT terminals provide keys on their front panels that perform different functions.

XBT R and XBT RT terminals provide specific keys, that can have 2 different

functions depending on the current operating mode, the so-called dual labelled

keys.

XBT RT terminals are additionally equipped with a touchscreen that allows

execution of certain functions by pushing elements directly on the display unit of the

terminal.

Functions of Keys

The functions of the individual keys provided on XBT terminals are listed in the

following table:

Key Key Function

Select a field for edition or move on to the next field each time MOD is pressed

(left to right and top to bottom).

z exit the alarm display

z return to the previous panel (the last 16 panels are memorized)

z exit an edition without acceptance of the value entered

z change panel in a menu

z navigate in the alarm list or in the history list

z select a digit in a variable field during edition

z Activate the function associated with a functional link:

z impulse command

z toggle command

z writing variables

z set / reset bit

z go up/down within a panel (for XBT terminals providing the scrolling

function)

z select a functional link in the panel

z increment/decrement the selected digit

z increment/decrement the value of a variable field

z select a value in a selection list, and modify a digit in a variable field during

input

z delete the selected digit or field

z confirm a selection

z confirm an edition

z acknowledge an alarm