Devices and Wires
- Last UpdatedAug 04, 2025
- 2 minute read
This topic describes how devices and wires are depicted in the Terminations window.
For example:

This example shows two I.S. Barriers created on a DIN Rail with a terminal strip. Refer to Add Devices (Relays, Barriers etc.) for details.
Users cannot change any equipment layout in the Terminations window. To change the sequence of devices/terminal strips or add/delete devices, use the Equipment Layout View window.
Core/Wire/Link Colours
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Black wires are cable cores which are set to propagate signals.
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Blue wires (including looping wires) and links are non-cable core wires and links which are set to propagate signals.
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Green wires and links are of the above wires and links which are not set to propagate signals.
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Cables cores owned by Instrumentation are displayed in red. Refer to Cables and Equipment Shared with AVEVA Instrumentation for more information.
Note:
Wires are normally used for internal wiring only. That is, both ends are terminated in the same equipment or cabinet.
Core/Wire Information
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At the end of each cable core is the cable number.
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At the end of each wire is the destination termination (Device tag + ':' + terminal number).
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If there are wires in the current equipment that have not been terminated, the word Wires will be displayed in the Cable to Terminate list. Click on Wires in this list to view all disconnected wires in the Cores to Terminate list.