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97
Trend Screens
Section 4-9
Realtime trends is recorded for the maximum save time (10 to 300 hours),
after which the oldest data is discarded.
Note
MV is displayed as an SP and PV range, not as a percentage.
4-9-2
Historical Trend Screen Display
CSV File Output
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
Element
Send source function block, or ITEM
Target function
block
Control Block: PV, SP, MV, Y1, Y2, and HL only for Basic PID (011), Advanced PID (012), Batch flow-
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
Time Scroll
Shifts one screen
further to the past.
Time Scroll
Shifts one screen
further to the future.
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.
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.
Summary of Contents for CX-Process Monitor Plus 2
Page 1: ...CX Process Monitor Plus Ver 2 Cat No W428 E1 02 SYSMAC WS02 LCMC1 EV2 OPERATION MANUAL...
Page 2: ...WS02 LCMC1 EV2 CX Process Monitor Plus Ver 2 Operation Manual Revised January 2007...
Page 3: ...iv...
Page 5: ...vi...
Page 9: ...x...
Page 15: ...xvi Application Precautions 4...
Page 41: ...26 Basic Operating Procedure Section 1 2...
Page 243: ...228 Checking Configurations Section 5 7...
Page 267: ...252 Reading Writing Function Block ITEMs Appendix A...
Page 269: ...254 Differences between Trend Screens and Batch Trend Screens Appendix B...