Tree Navigation Mode

Tree Structure Screen Display

Use Tree Navigation mode to navigate manually through the MicroLogic X control unit menu structure. Tree Navigation mode enables the following actions:

Display measurement values for the control unit
View active alarms, and event history
View maintenance items, and a history of service records
Display and edit control unit configuration settings
Display and edit protection settings

All Tree Navigation menu selections begin at the home button:

Click the link on one of the following level 2 menus to see its content:

Level 1	Level 2
Home	Quick View
	Measures
	Alarms & history
	Maintenance
	Configuration
	Protection

Navigating in the Menu Structure

Use the contextual and dedicated buttons on the face of the MicroLogic X control unit to navigate in the menu structure, and to access displayed values and configurable settings.

The possible operations are listed below, and are illustrated with an example:

Display data, for example, energy values
Reset values or counters, for example, reset the maximum RMS current
Select options in a list, for example, language
Edit a value, for example, nominal voltage
Set protection settings, for example, long-time overcurrent protection
Validate a pop-up message, for example, a pop-up trip message

Displaying Data

The following example shows how to display energy values:

Step	Action	Screen
1	Press the home button. The Home menu opens. Press the down arrow to select Measures.
2	Press OK. The Measures menu opens. Press the down arrow to select Energy.
3	Press OK. The Energy menu opens. Press the down arrow to select E received.
4	Press OK. The E received screen is displayed.
5	To exit the E received screen, press one of the following: The ESC button to return to the Energy menu. The home button to return to the Home menu.

Resetting Values

Some menus present values or counters that can be reset. The following example shows how to navigate to and reset the maximum RMS current:

Step	Action	Screen
1	Press the home button. The Home menu opens. Press the down arrow to select Measures.
2	Press OK. The Measures menu opens. Select Current.
3	Press OK. The Current menu opens. Press the down arrow to select Reset Max.
4	Press OK. The Reset Max confirmation screen opens.
5	In the confirmation screen, press one of the following: Y to reset the maximum RMS current and return to the Current screen. N to return to the Current screen without resetting the value.	–

Selecting Options in a List

Some menus present options in a list. The following example shows how to navigate to and select language options:

Step	Action	Screen
1	Press the home button. The Home menu opens. Press the down arrow to select Configuration.
2	Press OK. The Configuration menu opens. Select General.
3	Press OK. The General menu opens. Select Language.
4	Press OK. The Language menu opens.
5	Press the up and down arrow buttons to select a language and press OK. A confirmation check appears next to the selected language.
6	To save the selection, press one of the following: The ESC button to return to the General menu. The home button to return to the Home menu.	–
7	In the confirmation screen press one of the following: Y to confirm the change of settings. N to undo the edit.

Restoring the Language Settings

If the language selected for the display screen is unfamiliar to you, the following example shows how the language settings can be restored to a familiar language:

Step	Action	Screen
1	Press the home button. The Home menu opens. Press the down arrow three times to reach the third line in the menu. This is the Configuration menu.
2	Press OK. The Configuration menu opens. Select the first line.This is the General menu.
3	Press OK. The General menu opens. Select the first line.This is the Language menu.
4	Press OK. The Language menu opens. Press the up and down arrow buttons to select the language you want to change to and press OK.
5	To save the selection, press one of the following: The ESC button to return to the General menu. The home button to return to the Home menu.
6	In the confirmation screen press one of the following: Y to confirm the change of settings. N to undo the edit.

Editing and Saving Parameter Settings

When editing a parameter setting, use the + or – buttons to increment or decrement the setting by a single-step amount. Hold down the button to accelerate the process.

This function applies to both numeric values and list selections.

The following example shows how to edit the nominal voltage:

Step	Action	Screen
1	Press the home button. The Home menu opens. Press the down arrow to select Configuration.
2	Press OK. The Configuration menu opens. Press the down arrow to select Network.
3	Press OK. The Network menu opens. Select Nominal voltage.
4	Press OK. The Nominal voltage menu opens.
5	In the Nominal voltage menu, select Vn (V) and press OK to enable editing of the Vn (V) parameter. The parameter is displayed in black on a white background to indicate that editing is enabled. In this example, 400, the factory setting value, is displayed.
6	Press the + and – buttons to scroll through available settings. Possible values are 208, 220, 230, 240, 380, 400, 415, 440, 480, 500, 525, 550, 575, 600, 660, 690, and 1,000. Press OK to select a setting. The background changes to black.
7	To save the change of settings, press one of the following: The ESC button to return to the Nominal voltage screen The home button to return to the Home menu	–
8	In the confirmation screen, press one of the following: Y to confirm and save the change of settings. N to undo the edit.

If the edit did not succeed, a detected error message appears. Press OK to confirm the message, and then the previous menu is displayed.

Setting Protection Settings

The procedure for setting protection settings conforms to UL489SE. New settings are submitted and applied in separate steps.

Validating a Pop-Up Message

A trip or alarm event displays a pop-up message on the display screen. The message overrides the screen currently displayed.

The following example shows how to handle a pop-up trip message.

Step	Action	Screen
1	A pop-up trip message appears on the screen.
2	Press OK to view details of the trip.
3	If a down arrow appears at the bottom of the screen, press the down arrow to view more details about the trip event.
4	After taking steps to resolve the cause of the trip, press OK to acknowledge the trip context. The Alarms & history screen is displayed.	–
5	To exit the Alarms & history screen, press one of the following: The ESC button to return to the screen displayed before the pop-up message appeared The home button to return to the Home menu	–