Historical Trend Screen Display - Omron CX-PROCESS MONITOR PLUS V2 - 01-2007 Operation Manual

Trend Screens
Element
Target function Control Block: PV, SP, MV, Y1, Y2, and HL only for Basic PID (011), Advanced PID (012), Batch flow-
block rate capture (014), Indication and Setting (031), Indication and Operation (032), Ratio Setting (033),
Indicator (034), blended PID (013), 2-position ON/OFF (001), and 3-position ON/OFF (002).
The following for all function blocks:
Analog input signals (Input Selector (Block Model 162))
Analog output signals (Constant Generator (Block Model 166))
Contact input signals or contact output signals for all function blocks, or contact value parameters
(Contact Distributor (Block Model 201) + Internal Switch (Block Model 209))
Display SP, PV, and MV, analog value, and contact (See note.)
Setting None
Note
4-9-2

Historical Trend Screen Display

Time Scroll
Shifts one screen
further to the past.
CSV File Output
Realtime trends is recorded for the maximum save time (10 to 300 hours),
after which the oldest data is discarded.
Send source function block, or ITEM
MV is displayed as an SP and PV range, not as a percentage.
The scale of the graph is adjusted to the
set value of the data that is selected.
Click the icon of the desired number to change
the data.
Realtime Trend data and Historical Trend data (data grouped by date, time, or
tag name) can be output in CSV (Comma Separated Value) file format using
the following procedure.
Automatic Saving (Scheduled Saving)
The following settings can be used when configuring screens (i.e., when reg-
istering trend screens).
• Automatic save enable
Data values at the point in time displayed by
this mark (the current value for the default)
are displayed in the upper part of the screen.
You can drag this mark to move it about the
screen. All data is displayed as real numbers.
Section 4-9
Time Scroll
Shifts one screen
further to the future.
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