ABB COM600 series 5.1, User Manual

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Declaration_Part_FBD.png
Figure 4.4-4 Declaration part of the Function Block Diagram
In the declaration part of the diagram, the br2Failure variable is defined as a Boolean
variable and initialized to FALSE.
15. Add a second function block in the ToolBox by selecting the RS (Reset Set function
block) from the Boolean Operators catalog and dragging and dropping it to the
output point of the R TRIG object.
Adding_AND_gate.bmp
Figure 4.4-5 Adding Reset Set function block
The logic can be built as follows.
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COM600 series 5.1 1MRS756738
Logic Processor User's Manual