The procedure for setting a protection setting conforms to UL489SE, with an exclusive editing session and a two-step procedure for submitting and applying protection setting changes.
To set a protection setting, access to protection settings must be enabled by using the MicroLogic X HMI.
The following example shows how to set the long-time overcurrent protection:
Step |
Action |
Screen |
---|---|---|
1 |
Press the home button. The Home menu opens. Press the down arrow to select Protection. |
|
2 |
Press OK. The Protection menu opens. Select I long time. |
|
3 |
Press OK. The editing session opens and the I long time menu is displayed. In the I long time menu, select the Ir (x In) parameter. |
|
4 |
Press OK to enable editing of the Ir (x In) parameter. The parameter is displayed in black on a white background to indicate that editing is enabled. |
|
5 |
Press the + and – buttons to scroll through available settings. Press OK to confirm the new setting. The parameter is displayed in white on a black background. |
|
6 |
Use the down arrow and OK to select the next parameter to be set and repeat step 5. |
– |
7 |
To submit the new settings, press one of the following: oThe ESC button oThe home button |
– |
8 |
In the submit settings screen, press one of the following: oY to submit the new settings. oN to cancel the change of settings. The screen displays the Home menu if the home button was pressed in the previous step, or the Protection menu if ESC was pressed in the previous step. If you do not press Y to submit the new settings within five minutes of opening the editing session, the changes are rejected and a pop-up notice is displayed (see following table). |
|
9 |
The screen displays the new settings. The values on the screen are for display only. They cannot be edited. Press one of the following: o✔ to apply the change of settings. oX to cancel the change of settings and return to the Protection menu. If you do not press ✔ to apply the new settings within five minutes, the changes are rejected and a pop-up notice is displayed (see following table). NOTE: The ESC and home buttons are deactivated when this screen is displayed. Pressing these buttons has no effect. |
|
10 |
After applying the settings, the screen displays the new settings on an editable screen. Close the editing session by pressing one of the following: oThe ESC button, to return to the Protection menu oThe home button, to return to the Home page |
|
The following table indicates the necessary action to take if a pop-up notice is displayed while editing a protection setting:
Message |
Description |
Action |
---|---|---|
Protection locked.To unlock go to Configuration menu. |
Access to protection settings is disabled. |
Press OK to acknowledge the message and display the Protection menu. The protection parameters are accessible for display only. Go to Home > Configuration > General > Lock protection on the MicroLogic X display screen to enable access to protection settings. |
Access denied. Another session already opened |
You cannot open an editing session to set protection settings because a session is open on another interface (EcoStruxure Power Commission software, EcoStruxure Power Device app, communication network). |
Press OK to acknowledge the message and return to the Protection menu. Protection settings are for display only, and can be consulted on the Quick View screens. It is not possible to set settings as long as a session is open on another interface. Try again later. |
Session expired |
No key pressed for five minutes. The editing session expired on time-out. The new settings are rejected and the existing protection settings are maintained. |
Press OK to acknowledge the message and return to the Protection menu. Open a new editing session by selecting a protection function in the menu. |
Access denied due to sensor plug missing. Check sensor plug. |
The sensor plug is missing or incorrectly connected. |
Press OK to acknowledge the message and return to the Home menu. It is not possible to display or set protection settings. Contact your field service representative to check, and replace or reconnect the sensor plug. |