Information Displayed information and indicator colors
Communications Status Displays the communications status between the Safety CPU Unit and Sys-
mac Studio or displays the Simulator startup status.
• Normal communications: Lit green
• Communications error: Flashing red
Error Status Displays the error status of the Safety CPU Unit or Simulator.
• No Controller error: Lit green
• Partial or minor fault level Controller error occurs: Lit yellow.
Operating Mode Displays the operating mode of the
Safety CPU Unit.
• RUN Mode: Lit yellow.
• DEBUG mode (RUN): Flashing yellow
.
• DEBUG mode (STOPPED): Flashing yellow.
• PROGRAM Mode: Not lit.
• UNKNOWN Mode: Flashing red.
Synchronization Status Displays the comparison results between the project file on the computer
and the data in the Safety CPU Unit.
• Synchronized: Lit green.
• Not synchronized/not executed: Lit yellow.
V
ariable in Forced Refreshing Displays the forced-refreshing status of variables in the safety programs.
• None
• Present
Safety Data Communications It shows the status of communications among the Safety CPU Unit, the
FSoE slave device, and the CIP Safety target device.
• No error or no communications
• Communications error
Program Execution Displays the execution status of the safety programs.
• Executing - no errors
• Executing - instruction error
• Not executing
Synchronise Details Displays the synchronization information item, last modified date, and sig-
nature (CRC data).
Additional Information
You can use the color of the top of the Edit Pane to check if you are online with the Safety CPU
Unit or connected to the Safety Simulator.
•
Connected to the Safety CPU Unit online
The top of the Edit Pane is yellow.
• Connected to the Safety Simulator:
The top of the Edit Pane is green.
7 Checking Operation and Actual Operation
7 - 65
NX-series Safety Control Unit User's Manual (Z930)
7-13 Monitoring Controller Status
7
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