Mitsubishi Electronics E60 Manual De Usuario

I - 43 

Sub-status 

Message 

1 2 

Details Remedy 

U01 
No PLC 

– 

– 

The ladder is not a GX Developer. 
(Note)  Emergency stop (EMG) will 

be applied. 

Download the ladder of the 
format selected with the 
PLC environment selection 
parameters (bit selection 
#51/bit 4). 

0x0010  – 

Scan time error 
The scan time is 1 second or longer.

Edit the ladder size to a 
smaller size. 

0x0040  – 

Ladder operation mode illegal 
A ladder different from the 
designated mode was downloaded. 
(Note)  Emergency stop (EMG) will 

be applied. 

Download the ladder 
having the same format as 
when the power was reset 
or turned ON. 

0x0080  – 

GX Developer ladder code error 
(Note)  Emergency stop (EMG) will 

be applied. 

Download the correct GX 
Developer format ladder. 

0x008x  – 

PLC4B ladder code error 
An illegal circuit was found in the 
PLC4B ladder. 

bit1: PC medium-speed circuit 

illegal 

bit2: PC high-speed circuit illegal 
(Note)  Emergency stop (EMG) will 

be applied. 

The ladder format is illegal.

(PLC4B is not available in 
the specification.) 

Create again in the GX 
Developer format. 

0x0400 Number 

of 

ladder steps 

Software illegal interrupt 
The ladder process stopped 
abnormally due to an illegal software 
command code. 
(Note)  Emergency stop (EMG) will 

be applied. 

Turn the power ON again.
If the error is not reset, 
download the correct 
ladder. 

0x1000  – 

Limit value for the number of ladder 
steps over 

Limit value for the number of ladder 
steps has been over.

 

Edit the ladder size to a 
smaller size. 

Software exceptional interrupt 
The ladder process stopped 
abnormally due to a bus error, etc. 

 

bit 0: BIN command operation error 

bit 1: BCD command operation error

Refer to the methods for 
using the BCD and BIN 
function commands. 

U10 
Illegal PLC 

0x800x Number 

of 

ladder steps 

bit6: CALL/CALLS/RET 

command error 

bit7: IRET command execution error
(Note)  Emergency stop (EMG) is 

applied for bit 6/7. 

Turn the power ON again.
If the error is not reset, 
download the correct 
ladder. 

U50 
Stop PLC 

 

 

The ladder is stopped. 

Start the ladder. 

(Note)  The number of ladder steps displayed on the screen may not match the actual number of error 

occurrence steps because of the ladder timing. Use this as a guideline of the occurrence place.