Omron NS Programming Manual page 598

Section 4 Using Functions
NS Series Programming Manual
Changes in past status are displayed if required.
Old
Scroll button
Suggestions
Data log graphs can display other icons in addition to the Scroll Button shown above. These icons can
control display and data registration.
Stop
Restart/Start
Status
Log Clear
Pause
Write to File
Read File
Displaying Word Contents after Scaling with Macro Function
Example: To execute the operation "Y = 2X + 3" on the contents of the PLC word (X) and dis-
play the results on a data log graph.
"Y = 2X + 3" applied to contents of
changed DM00000 and result displayed
on data log graph.
1. Use CX-Designer to set the following numeric expression to the word lamp macro (to change word
contents).
Expression format:
2. Register $W10 in the data log settings.
3. Create and register a data log graph that will display $W10 on the screen.
Section currently
being displayed
Scroll button
Stops data sampling.
Restarts/Starts stopped data sampling.
Displays the status of a specified address when Start/stop data log is controlled by
an external address ON/OFF.
Clears the graph and starts drawing from the latest status. (Past records are held.)
Pauses graph display. (Continues data sampling.)
Outputs logged data to a Memory Card as a CSV file.
Reads the CSV file saved on the Memory Card.
READCMEM ($W0, [SerialA:DM00000], 1);
$W10 = 2 × $W0 + 3;
(To store Serial A:DM00000 to $W0 and operation result to $W10.)
New
DM00000 contents changed
4-7
4-1 Application