Adding Logical Device Objects - ABB COM600S User Manual

1MRS756445
3.3.6.
3.3.7.
3.3.8.
3.4.
3.4.1.
COM600 series, Version 4.1
Modbus TCP Master (OPC) User's Manual

Adding Logical Device objects

To add a Logical Device object:
1. Select a Modbus TCP IED object and right-click it.
2. Add a Logical Device object.
3. Rename the new object. The names of the Logical Device objects have to be unique.
Each TCP physical device must have at least one Logical
Device object as a child object.
Adding Logical Node objects
To add a Logical Node:
1. Select a Logical Device object and right-click it.
2. Add a Logical Node object.
3. Rename the new object. The names of the Logical Node objects have to be unique.
You should have only one Logical Node 0 (LLN0) as a child
object to a Logical Device object.
Adding data objects
To add a data object:
1. Select a Logical Node object and right-click it.
2. Add a data object.
3. Rename the new object. The names of the data objects have to be unique.
Configuring objects
General about configuring objects
After the objects have been added, configure the object properties. Figure 3.4.1-1 shows
an example of how to use SAB600 to configure the object properties for Modbus OPC
Server.
To configure an object:
1. Select an object in the object tree of the communication structure.
• The object properties appear now in the Object Properties window. The proper-
ties and their values can be viewed as shown in Figure 3.4.1-1.
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