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Section 2 NS Series Functions
2-20 Special Functions
2-493
NS Series Programming Manual
1. Press
the
Start
Button at the top of the PLC Data Trace Screen.
2. The data trace will start. If the trigger condition is met, sampling will start and the trace data will be
stored in the CPU Unit’s trace memory. When the trace memory becomes full, sampling will stop
automatically, the trace data will be read from the CPU Unit’s trace memory, and the sampling data
will be displayed as shown below. The trigger condition can also be forced by pressing the
Trigger
Button.
3. To stop the data trace before the trace memory is full, press the
Stop
Button. In this case, press
the
Read
Button to display the sampling data.
1 2
3
4
6
8
12
5
7
14
15
16
10
9
13
11
No. Item
Description
1
Start
Starts the data trace.
2
Stop
Stops the data trace.
3
Trigger
Establishes the trace condition and starts sampling.
4
Read
Reads the results of the data trace.
When the CPU Unit’s trace memory is full, the results are read and displayed automatically,
even if this button is not pressed.
5
Initialize Scale
Changes the display scale of the X axis (time axis).
•
Initialize Scale: Displays 200 points on the screen.
•
Enlarge: Enlarges the display scale by one level.
•
Reduce: Reduces the display scale by one level.
The display scale changes the number of displayed points in steps between 10, 20, 50, 100,
150, 200, 250, 300, 350, 400, 450, and 500.
6
Host Name
Displays the name of the host in which the data trace is being performed.
7
Horizontal Scroll
Buttons
Scrolls in the horizontal direction.
•
The < and > Buttons scroll by one point.
•
The << and >> Buttons scroll by one page.
8
Bit Addresses
Displays the specified bit address.
9
Vertical Scroll
Buttons
Scroll up or down in each graph.
10
Cursor
Movement
These Buttons move the cursor.
•
The < and > Buttons move the cursor by one point.
•
The << and >> Buttons move the cursor by 50 points.
•
Numeral input: Displays the cursor position (X axis). The cursor can be moved to a any
position by inputting the corresponding number.
Summary of Contents for NS -
Page 2: ......
Page 12: ...Contents vi NS Series Programming Manual...
Page 46: ...Section 1 Overview 1 5 Procedure before Operation 1 33 NS Series Programming Manual...
Page 590: ...Section 3 Using PTs 3 12 Function Key Settings NS15 Only 3 35 NS Series Programming Manual...
Page 604: ...Section 4 Using Functions 4 1 Application 4 13 NS Series Programming Manual...
Page 640: ...Section 5 Troubleshooting and Maintenance 5 2 Error Messages 5 35 NS Series Programming Manual...
Page 680: ...Appendices Appendix 6 Additional NS Series Functions A 39 NS Series Programming Manual...
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