Chapter 18 Testing and Debugging Tools The section displays synchronized data in Current Synchronized Size and Max. Synchronized Size (Kbytes) , using special registers ‘SR18’ ~ ‘SR21’ for confirmation. Current Connected Controller: can connect to either a master CPU or a standby CPU Current System Status : contains Checking the redundancy system’, ‘Redundancy system is ready’, ‘Control mode CPU’, ‘Redundancy system is failed’ and ‘Disconnected with synchronous optical network’ . Refresh : used to update all information in the Redundant page. *. For more information containing AH560 redundant system series and Redundant page, please refer to related product manuals.
18.4.2 PLC System Log modification and errors; For AH560 redundant system, users can check the logs of both master and standby Under normal connection with hosts, users can select System Log from the PLC menu to view logs regarding controllers, if no master or standby controller is detected, the display areas are in gray color. The System Log page contains several pages and can use the labels on top to switch to different functions. The data in system log is not updated in real-time, but users can click Refresh to update. 18-33