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F-2
Appendix
Key Concepts
Characteristics of Good Graphics
A good graphic serves one of the following two functions:
1. To Inform: A graphical representation of data (e.g., green for
normal temperature values) and notifies the operator of certain
data conditions (e.g., flashing condition when in alarm).
2. To Navigate: Provides quick and intuitive means to view
various aspects of building equipment and areas (building
pictures, floors, mechanic systems).
Benefits of good graphics:
•
allows operators to quickly make decisions or evaluations
•
demonstrates the advantages of graphics over text based
information
•
overcomes limitations of text based information
•
upholds the different expectations of graphics vs. text based
information
•
upholds standards of graphics
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upholds standards of symbol usage, templates, and files
•
estimated time to create graphics
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researches symbol examples from graphic library
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explains how much data to display on the screen
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explains navigational schemes
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explains existing standards that customers have in place
•
saves money by helping to solve problems