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The external source is defined by selecting the appropriate I/O Attributes: setting.
configuration of the external source can be applied by clicking the Setup pushbutton.
On clicking the Setup pushbutton for a PLC external source, the PLC Attributes dialog is displayed.
The point type associated with the PLC Connection attributes is shown in the title bar. The required
PLC can be selected from the PLC: field. If no PLCs exist in the PLC: field then one must be added.
This is achieved by clicking the Add PLC pushbutton and configuring one. A point cannot be
configured to have a PLC connection unless all the PLC connection attributes are correctly
configured. For more information on adding and configuring PLCs and devices see chapter 6
Projects, Device Configuration.
PLC Attributes
The Data Location: field identifies the area of memory to which this address applies and is dependent
upon the type and configuration of the PLC.
The Data Type: field identifies the type of data held at this address. The type determines how point
values are converted from a computer format into a PLC format.
applicable to the Data Location.
Release 2.0
CHAPTER 3 – Points
Further
The field contains options
Page 31
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