Ok
The ok button is used as an enter button.
The ok button is also used to start the editing pro-
cess for a value.
If a value has been changed and the ok button is
pressed, the new value will be activated in the field in
question.
Home
The home button is used to go back to the system
overview.
Contrast
The contrast in the display can be changed by press-
ing the contrast button. Keep the button pressed until
the desired contrast has been obtained.
Indicator lights
The OD 401 incorporates two indicator lights.
The green indicator light is on when the power sup-
ply has been switched on.
The red indicator light is on if the system does not
operate correctly due to a fault. The fault can be
identified from the alarm list.
5. Functions
5.1 Change of values
Fig. 3
Example of change of values
Values are changed as follows:
• Select the line to be changed.
• Press the ok button to activate the line (the focus
frame starts flashing).
• Press the plus or minus button to change the
value (the focus frame is still flashing).
• Abort the display by pressing the esc button.
When the ok button is pressed, the value will be
activated.
When the esc button is pressed, the original value
remains unchanged.
5.2 Lines with check mark
There are two kinds of check marks.
If the check mark is framed
changed.
If the check mark is not framed V and is standing on
a line, this is status information selected in another
display. The value cannot be changed in this display.
Example:
In the example, there are for instance three sub-
displays:
Level setting 1
Level setting 2 V
Level setting 3.
A check mark V (without frame) at the text "level set-
ting 2" means that "level setting 2" was selected in a
subdisplay.
If "level setting 1" is desired, mark the line and press
the ok button.
"Level setting 1" can now be made in the next dis-
play.
Next time this display appears, it will look as follows:
Level setting 1 V
Level setting 2
Level setting 3.
6. Indications
6.1 Pop-up displays
There are four possible pop-up displays:
Help
Fig. 4
Example of the help pop-up display
Press the help button to see explanation.
, the value can be
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