ABB CM30 User Manual page 30

ControlMaster CM30 and CM50
Universal process controllers,
...Display
Chart View
Channel 1 (2)
Source
Scale Low*
Scale High*
Tag
Sample Rate
Settings
Brightness
Contrast
*When the controller is setup for the first time, the Scale Low and Scale High values default to match the engineering range.
28
1 1
/ and / DIN
4 2
Enables the operator level chart function to be configured.
The chart can display the trend for 1 or 2 analog values and be scaled independently of
the engineering ranges for the analog values selected.
Note. Enabled only if Operator Template, Chart is selected – see page 26.
Selects the analog value to be shown on the chart – see Appendix A.2, page 80 for
details of analog sources.
Sets the minimum value on the y-axis for this channel.
Sets the maximum value on the y-axis for this channel.
A 3-character, alphanumeric tag used to identify the parameter on the chart.
Selected from 1, 10, 30 seconds; 1, 2, 3, 4, 5 minutes.
Adjusts display settings to suit ambient conditions.
Increases / Decreases the display brightness to suit local environmental conditions.
Increases / Decreases the display contrast to suit local environmental conditions
(enabled for CM30 and CM50 only).
7 Advanced Level
IM/CM/ED–EN Rev. B