ABB SM500F User Manual page 35

SM500F
Field mountable paperless recorder
IM/SM500F Rev. Z
If an alarm or operator message is obscuring part of a chart trace, select the Chart
Annotation option to hide or display alarms and messages on the screen. Select
the annotation required.  indicates the annotations selected.
Note.

If more than 15 icons are present on the screen, chart annotation is disabled
automatically.

If chart annotation is disabled, new operator messages and alarms are still
added to the Alarm Event log – see Section 4.7, page 43.
Select a channel scale to be displayed in the scale bar at the top of the chart
window. For digital channels, the On and Off tags are displayed at the
corresponding position on the scale bar.
Select 'Auto Scroll' to display the scale for each enabled channel in turn for 36
seconds.
Hide individual channel traces to improve chart clarity.
Traces are identified by the Channel Number (e.g. Ch1.1) and its tag.
Note. The recording of a channel's data is not affected by this operation and the
instantaneous channel values are still shown on the indicators at the top of the
screen.
4 Operation
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