Monitoring The Program - Mitsubishi Electric MELSEC iQ-F Series Training Manual

Monitoring the Program

Select [Online]  [Monitor]  [Monitor Mode] (F3) on the menu bar.
Monitoring on the monitor status bar
The LED status of the CPU module and the scan time can be monitored on the monitor status bar.
(3)
(1) (2)
■Displayed item
No. Item
(1) Connection status
(2) Operating status
(3) ERROR LED status
(4) Scan time details
(5) Monitor target selection
Monitoring on the ladder editor
The on/off states of contacts and coils and the current values of word devices and labels can be monitored on the ladder
editor.
(1)
■On/off state display
The on/off states are displayed on the editor as follows:
■Changing the current value
To change the current value, select the cell on the ladder editor, and press  + double-click the cell or press  + 
while the program is being monitored.
The program can also be monitored on the Device/Buffer Memory Batch window of the Watch window.
(4)
(5)
Description
The connection status with the CPU module is displayed.
The operating status of the CPU module in accordance with the
RUN/STOP/RESET switch of the CPU module or the remote
operation by the engineering tool is displayed.
Click the icon. Then, "Remote operation" window appears.
(GX Works3 Operating Manual)
The ERROR LED status of the CPU module is displayed.
Click the icon. Then, "Module diagnostics" window appears.
The scan time details are displayed. Select the value to be displayed from the drop-down list (current value, maximum
value, or minimum value).
Specify the monitor target FB instance when monitoring a FB program.
Icon
(1) The on/off states of the contacts and
(1) coils are displayed.
(2) The current value of the word/double
word type data is displayed.
(2)
30
Meaning
Connected with the CPU
module
Not connected with the
CPU module
RUN
STOP
PAUSE
Off
On
Flashing