Digital signals portlet | mc Help Center

Last modified: 2026-01-20

Basic info

Item in the Portlet center
Description	If your system has many digital signals, for example in utility-scale projects, you can display these in the Digital signals portlet for a quick overview. The portlet displays all the digital signals you have imported via System configuration > Data sources > Data logger overview > [Data source].
Prerequisites	Digital signals have been imported via your Data source/data logger.
Portlet properties	System portlet: The portlet can be added at the SYSTEM LEVEL . Dynamic portlet: The portlet is updated when you select a different system name from the systems list.
Further details	None

Overview of the portlet

	Name	Description
1	Device name	Display device name.
2	State designation	Display state designation.
3	State	Display state: 0: signal is not present 1: signal is present Display error state: no icon: Undefined Normal state Error state
4	Last change	Display last change.
5	Last data logger contact	Display last contact with data logger.

Note

Find further information on the general functions of a portlet under Portlets.

Set up the Digital signals portlet

Prerequisites

Digital signals have been imported via your data source.

Steps

At the system level , add the Digital signals portlet.
The list of digital signals appears.
In the portlet, select Set error state. A window appears.
Select Open data sources.
In the sidebar, navigate to Data logger overview > [Data source] > Digital signals.
Next to each digital signal, select Edit digital signal.
Define which state (0 or 1) of this input is considered an issue.
Select Set error state.

The error states are saved.

Note

If you have not defined the error state, it can not be interpreted with a green or red icon. In this case, only the current state of the digital signal input is displayed as the default.