![background image](http://html1.mh-extra.com/html/national-instruments/bridgeview/bridgeview_user-manual_3445534110.webp)
Chapter 4
Human Machine Interface
4-6
©
National Instruments Corporation
Display event
history information
Event History
Display or any Table
Indicator
Invoke the HMI G Wizard on a table indicator to
obtain a history of past events and alarms (Event
History). For an event history display, you can set
the HMI G Wizard to Event History mode by
setting the value of the Use this Indicator for:
ring to Event History. You can select a set of tags
whose history needs to be displayed. You also can
set colors of acknowledged and unacknowledged
alarms, normal and event entries, and column
format of the summary. Preformatted event history
indicators are contained in the Alarms and Events
palette.
Display a real-time
trend
Real-Time Trend or
Waveform Chart
Indicator
Invoke the HMI G Wizard on a real-time trend or
waveform chart indicator to select a set of tags for
which the values need to be displayed in a chart
(real-time trend).
Display a historical
trend
Historical Trend or
XY Graph Indicator
Invoke the HMI G Wizard on a historical trend or
XY graph indicator to select a set of tags for which
the values need to be displayed in an XY graph
(historical trend).
Table 4-1.
HMI G Wizard Operations (Continued)
HMI Function
Front Panel Object
Description