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