Mitsubishi Electric MELSEC FX3U Programming Manual page 879

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
Error Detection (Refer to Chapter 38 for details.)
[M]8060 I/O configuration error
[M]8061 PLC hardware error
PLC/PP communication error
[M]8062
Serial communication error 0 [ch0]
*1*2
Serial communication error 1 [ch1]
[M]8063
[M]8064 Parameter error
[M]8065 Syntax error
[M]8066 Ladder error
*3
Operation error
[M]8067
M 8068 Operation error latch
*4
I/O bus check
M 8069
*1. The operation varies according to PLC:
- Cleared in an FX
- Cleared in an FX
*2. Serial communication error 2 [ch2] is detected by M8438 in FX
*3. Cleared when PLC switches from STOP to RUN.
*4. When M8069 is ON, I/O bus check is executed. <Refer to Subsection 37.3.1 for details.>
Parallel Link
Parallel link
*5
M 8070
station.
*5
Parallel link Set M8071 when using slave station.
M 8071
[M]8072 Parallel link ON when operating
Parallel link
[M]8073
ON when M8070 or M8071 setting is incorrect
*5. Cleared when PLC switches from STOP to RUN.
Sampling Trace [FX , FX
3U 3UC
[M]8074 Not used
[M]8075 Ready request for sampling trace
[M]8076 Start request for sampling trace
[M]8077 ON during sampling trace
[M]8078 ON when sampling trace is completed
[M]8079 Sampling trace system area
Operation and function
, FX , FX , FX
1S 1N 2N
, FX , or FX
3G 3U 3UC
Set M8070 when using master
, FX , and FX PLCs ]
2N 2NC
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
Applicable model
Correspond
FX FX FX -ing special
3G 3U 3UC
D8060
D8061
– – – D8062
– – D8062
D8063
D8064
D8065
D8069
D8314
D8315
D8066
D8069
D8314
D8315
D8067
D8069
D8314
D8315
D8068
D8312
D8313
, or FX when PLC switches from STOP to RUN.
1NC 2NC
PLC when the power is turn off and on.
, FX
3G
– – –
–
–
–
–
–
FX FX FX FX
1S 1N 2N 1NC
device
– – –
– – –
– – – –
– – – –
and FX PLCs.
3U 3UC
–
–
–
–
– – – – –
– – –
– – –
D8075
to – – –
D8098
– – –
– – –
31
FX
2NC
32
–
33
34
35
36
37
38
–
A
B
877