Omron NJ501-1400 User Manual page 353

MC Function Module Errors by Source
The following tables list the errors in each event level that can occur for each source.
MC Common Errors
Level
Major fault
Partial fault
Minor fault
Observation
Information
Axis Errors
Level
Major fault
Partial fault
Minor fault
NJ-series CPU Unit Motion Control User's Manual (W507)
• None
• Motion Control Parameter Setting Error
• Cam Data Read Error
• Required Process Data Object Not Set
• Axis Slave Disabled
• Network Configuration Information Missing for Axis Slave
• Motion Control Initialization Error
• Motion Control Period Exceeded Error
• Absolute Encoder Home Offset Read Error
• Cam Table Save Error
• Other execution errors for motion control instructions
• Cannot Execute Save Cam Table Instruction
• Error Clear from MC Test Run Tab Page
• None
• None
• Cam Table Data Error during Cam
Motion
• Immediate Stop Instruction Executed
• Positive Software Limit Exceeded
• Negative Software Limit Exceeded
• In-position Check Time Exceeded
• Following Error Limit Exceeded
• Immediate Stop Input
• Positive Limit Input Detected
• Negative Limit Input Detected
• Illegal Following Error
• Servo OFF Error
• Absolute Encoder Current Position
Calculation Failed
• Servo Main Circuit Power OFF
• Interrupt Feeding Interrupt Signal
Missing
• Homing Opposite Direction Limit Input
Detected
• Homing Direction Limit Input Detected
• Homing Limit Inputs Detected in Both
Directions
• Home Proximity/Homing Opposite
Direction Limit Input Detected
• Home Proximity/Homing Direction
Limit Input Detected
11 Troubleshooting
Error name
Error name
• Home Input/Homing Opposite Direc-
tion Limit Input Detected
• Home Input/Homing Direction Limit
Input Detected
• Invalid Home Input Mask Distance
• No Home Input
• No Home Proximity Input
• Slave Error Detected
• MC Common Error Occurrence
• Latch Position Overflow
• Latch Position Underflow
• Master Sync Direction Error
• Slave Disconnection during Servo ON
• Feed Distance Overflow
• Error in Changing Servo Drive Control
Mode
• Master Axis Position Read Error
• Auxiliary Axis Position Read Error
• EtherCAT Slave Communications
Error
• Other execution errors for motion con-
trol instructions
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