Mitsubishi Electric FX3U-ENET User Manual page 227

11 TROUBLESHOOTING
M100
corresponds to the module number.
11 - 5
(4) How to clear error information by writing to buffer memory
Writing to BFM#31800 to 31802 allows clearing the error information and turning
off COM.ERR.
• For FX /FX Series PLCs
3U 3UC
MOV
MOV
MOV
U \
= H0002
G31802
U \
HFFFF
Set error information to clear
G31800
U \
H0000
Error log and LED off instruction
G31801
U \
H0001 Error clear execution processing
G31802
Set a flag that indicates that the
SET M100
error is being cleared
Reset a flag that indicates that the
RST M100
error is being cleared after the error
has been cleared.
MELSEC-F
11 - 5