Echelon IzoT Resource Editos User Manual

Page 38

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30

Creating and Modifying Resources

6. Enter or link to text to provide a language-dependent name for the type, a language-

dependent comment about the type, and a language-dependent name of the units for
the type (for example, “Celsius” or “Kilometers-per-Hour”). If you enter a new string,
it is created as a new language string in the currently active language file (see
Setting Resource Editor Options). You can later translate this string to other
languages as described in Creating, Modifying, and Translating a Language File.

7. Click the Limits tab. This following tab appears:

8. For scalar types or scalar members of aggregates, set minimum and maximum

allowable values for the type in the Min and Max fields, and the value to which the
network variable or configuration property will be set when its value is unknown in
the Invalid field. By default, Min and Max will contain the largest and smallest
possible values for the Data Type in the Attributes tab (see Step 3). You can set the
limits for each field of a structure or union. You must create a format for the type for
these limits to appear correctly in network tools such as the OpenLNS CT tool. See
Creating and Editing a Resource File Format for more information.

You can click Reset to set the associated Min or Max field to the limit supported by
the data type set in the Attributes tab. For example, if the type is set to Signed
Short
, clicking the reset buttons will display a Min value of –128 and a Max value of
127.

9. Click the Scales tab. The following tab appears:

10. Set scaling factors for this type. This allows types to represent values outside of the

limits of the base type. For example, an UNSIGNED_SHORT data type can contain

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