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Data Log Editor
SECTION 11 Data Logging
166
The functionality of the Items is determined by their expression. If the
expression is a single point name, the item is shown as the same type as the
point as configured in the point editor, i.e. memory, input, output or input/
output. If the expression contains calculations, constants and/or multiple point
names, the item is shown as a script calculation.
11-2-2 Adding/Editing Data Set Properties
The
Add/Modify Data Set
properties dialog box opens when either the
Add
Data Set
or the
Edit
(an existing Data Set) option is selected from the menu.
11-2-2-1 Data Set Properties
The
Data Set Name
field enables the Data Set to be referenced with a
meaningful description both in the Workspace view, and also from the script
language. It also forms the prefix for the file name. A maximum of 26
characters is allowed.
The Period fields allow a period to be entered in Hours, Days, or Months and
defines the period of data to be grouped into a single file. For example, if the
Period is set to 1 month, any data logged for the current month is saved to the
same data file, even when the system is stopped and restarted. When logging
spans a Month boundary the data file is closed, and a new file started and
given sequential file name. This allows easy archiving and backup of the
logged data. The start of a new data file is always synchronised to a natural
boundary, e.g. for months - the 1st of the month, for days - 24.00 hours and for
hours - on the hour.
The No. Of Files to Keep entry determines the maximum number of data files
that are to be kept. When the number of files kept has reached the value
entered, as each new file is created the oldest file is deleted. For example, to
Содержание CX-Supervisor
Страница 1: ...CX Supervisor Software Cat No W10E EN 01 User Manual Software Release 3 1...
Страница 3: ...Copyright Notice 2...
Страница 16: ...15...
Страница 17: ...16...
Страница 27: ...Tip of the Day SECTION 1 Graphics Editor 26...
Страница 35: ...CX Supervisor Preferences SECTION 2 Pages 34...
Страница 79: ...Responding to Events SECTION 5 ActiveX Objects 78...
Страница 115: ...Printing the Graphics Library SECTION 7 Graphics Library 114...
Страница 181: ...Data Logging SECTION 11 Data Logging 180...
Страница 201: ...Examples SECTION 12 Databases 200...
Страница 243: ...Performance Monitor SECTION 16 Application Analysis Performance Monitor 242...
Страница 253: ...Using with Omron s CX Server OPC SECTION 17 Using CX Supervisor as an OPC Cli 252...
Страница 259: ...Creating a CX Supervisor Client application SECTION 18 Connecting to a remote CX 258...
Страница 263: ...Adding a Point Linked to a Parameter SECTION 19 Connecting to Omron Industrial 262...
Страница 271: ...Data Logging SECTION 20 Best Practices 270...
Страница 275: ...Configuring a Server PC running Windows NT or 2000 Appendix A Configuring a PC 274...
Страница 277: ...Appendix B Frequently Asked Questions 276...
Страница 296: ...Appendix B Frequently Asked Questions 295...
Страница 297: ...Appendix B Frequently Asked Questions 296...
Страница 298: ...Appendix B Frequently Asked Questions 297...
Страница 299: ...Appendix B Frequently Asked Questions 298...
Страница 333: ...Revision history 332...