
MAINTENANCE
Troubleshooting
189
PLor
(54)
Buf overflow
PLC register overflow
Action and Reset
Action condition
When PLC runs the last command and the command exceeds the maximum capacity of the program, the PLor warning
shows.
Action time
Immediately displays when the fault is detected
Reset method
Automatically
Reset condition
Check if the program is correct and re-download the program. If the fault does not exist, the warning clears.
Recorded
N/A
Possible Causes
Corrective Action
• The program detects source code error
during PLC operation
• Disable PLC
• Delete PLC program (
[ADV-03]
= 6)
• Enable PLC
• Re-download PLC program
Warning Display
Description
PLrA
(47)
RTC Adjust
PLC (RTC) is not adjusted
Action and Reset
Action condition
When using RTC function for PLC program, the PLC detects unreasonable RTC time.
Action time
Immediately
Reset method
Automatically or Manually
Reset condition
Cycle the power
Recorded
N/A
Possible Causes
Corrective Action
• When using RTC function for PLC
program, and the drive is power off over
7 days or KPC-CC01 does not connect to
the drive for a long time, the RTC time is
different with the internal calculated
time when re-connect the keypad to the
drive.
• KPC-CC01 does not adjust the RTC time
• PLC detects unreasonable RTC time
• Replaced a KPC-CC01
• Stop the PLC program and restart it. Adjust the RTC time and cycle the power.
• Adjust the RTC time and cycle the power.
• Stop the PLC program and restart it. Cycle the power.
Warning Display
Description
PLrt
(49)
Keypad RTC TOut
PLC (RTC) error
Action and Reset
Action condition
N/A
Action time
N/A
Reset method
Automatically
Reset condition
Cycle the power
Recorded
N/A
Possible Causes
Corrective Action
• KPC-CC01 is not connected to the
control board while using the RTC
function
• Do not remove the KPC-CC01 keypad while using RTC function.
Warning Display
Description
Summary of Contents for CERUS X-DRIVE CXD-003A-4V
Page 2: ......
Page 3: ...CERUS X DRIVE INSTALLATION AND OPERATION MANUAL Firmware Version 1 2 Franklin Electric Co Inc ...
Page 96: ...OPERATION Protection Features 96 ...
Page 112: ...ADVANCED APPLICATION OPTIONS Multi Drive Configurations 112 ...
Page 124: ...COMMUNICATIONS BACnet Communication 124 ...
Page 128: ...ACCESSORIES Optional Extension Cards 128 Frame D Frame E Frame F ...
Page 129: ...ACCESSORIES Optional Extension Cards 129 Frame G Frame H ...
Page 132: ...ACCESSORIES Optional Extension Cards 132 ...
Page 234: ...PARAMETER REFERENCE TABLES Parameter Descriptions Motor Menu 234 ...
Page 250: ...GLOSSARY 250 ...