ifm
Basic Device Manual AS-i ControllerE M4 Target V15
2015-10-30
Error description
FAT errors: Error codes F01...F10
246
16.3
FAT errors: Error codes F01...F10
FAT = File Allocation Table (part of the memory management)
Menu operation interrupted.
Error message superposes menu screen.
Error message only disappears after:
1. Error removed AND
2. Error message acknowledged with the right function key.
Error message
Cause(s)
Remedy
F01
Bad FAT checksum
The checksum of the FAT contains an
invalid value.
Possible cause: unacceptable
interference on the 24 V supply during
the storage operation of the data in the
flash memory.
► Grounding the device via the rail.
► Connection of the FE terminal to
the machine ground.
► Use of a switched-mode power
supply to supply the device.
► Repeat command.
F02
Bad FAT header
The identifier in the header of the FAT
contains an invalid entry.
Possible cause: unacceptable
interference on the 24 V supply during
the storage operation of the data in the
flash memory.
→ F01
F03
Bad FAT ID
The field ID of a FAT area contains an
invalid value.
Possible cause: unacceptable
interference on the 24 V supply during
the storage operation of the data in the
flash memory.
→ F01
F04
Virgin FAT found
The FAT contains no entry.
Possible cause: The user completely
deleted the flash memory.
► Replace the device and project
again.
F05
Bad NV field checksum
The checksum of the remanent data
within the FAT contains an invalid value.
Possible cause: unacceptable
interference on the 24 V supply during
the storage operation of the data in the
flash memory.
► Grounding the device via the rail.
► Connection of the FE terminal to
the machine ground.
► Use of a switched-mode power
supply to supply the device.
► Repeat command.
F06
Bad NV field ID
The field ID of the remanent data
contains an invalid value.
Possible cause: unacceptable
interference on the 24 V supply during
the storage operation of the data in the
flash memory.
→ F05