9. Operation
9.1 Operating elements
1
2
3
4
5
Fig. 8
CU 382 operating elements
Pos.
Description
1
Power LED, green
Communication LED, orange
2
•
Flashes during communication with a sensor
3
USB slot
4
Display screen
5
Operating buttons
[Back] button
•
Exits the current menu
[Up] button
•
Moves the marker to the line above
– The first character of the selected line is a
triangle
•
Increases values
[Function] button
•
Enters the setup menus
•
Disables or deletes values
[Left] button
•
Moves the marker to the left
[OK] button
•
Enters the selected menu
•
Confirms the selected line or value
•
Acknowledges alarms
[Right] button
•
Moves the marker to the right
[Down] button
•
Moves the marker to the line below
– The first character of the selected line is a
triangle
•
Decreases values
9.2 Display screen
1
2
3
Fig. 9
CU 382 display screen
Pos.
Description
1
Top menu bar
Symbols in the top menu bar of the display screen:
[Right] symbol
•
If this symbol is shown, you can navigate to
the next menu with the [Right] button.
[Left] symbol
•
If this symbol is shown, you can navigate to
the previous menu with the [Left] button.
[Down] symbol
•
If this symbol is shown, you can navigate
inside the selected menu with the [Down]
button.
[Up] symbol
•
If this symbol is shown, you can navigate
inside the selected menu with the [Up]
button.
Sensor symbol
•
If this symbol is shown, a parameter or
calibration error occurred, or a sensor is
missing. For details, navigate through the
parameters in the parameter menu.
Parameter name and unit
• If a parameter name and symbol appears
2
inverted and flashes, an error occurred and
the error relay is activated.
3
►
Marker showing the relevant line
11