Error Detection (M8060 To M8069; Extension Boards (Dedicated To Fx And Fx - Mitsubishi Electric FX Series Training Manual

Special Relays
A.1.4

Error Detection (M8060 to M8069)

Special relay
M8060
M8061
M8062
M8063
M8064
M8065
M8066
M8067
M8068
M8069
The operation varies according to a PLC: Cleared in an FX
from STOP to RUN. Cleared in an FX
Serial communication error 2 [ch2] in FX
Cleared when PLC switches from STOP to RUN.
When M8069 is ON, I/O bus check is executed.If an error is detected, the error code 6130 is written to special reg-
ister D8069 and the special relay M8061 is set.
A.1.5 Extension Boards (Dedicated to FX
Special relay
M8112
M8113
M8114
M8115
M8116
M8117
A - 4
Read Write CPU
FX
2N
FX
2NC
©
— FX
3G
FX
3U
FX
3UC
FX
1S
FX
1N
FX
2N
©
— FX
2NC
FX
3G
FX
3U
FX
3UC
FX
2N
©
FX2NC
—
FX
3G
©
—
FX
1S
©
—
FX
1N
FX
2N
©
—
FX
2NC
©
—
FX
3G
© FX
3U
—
FX
3UC
©
—
FX
2N
FX
2NC
©
FX
— 3G
FX
3U
FX
3UC
, FX
3G 3U
, FX
3G
Read Write CPU
© ©
© ©
FX
1S
FX
1N
© ©
© ©
© ©
© ©
Function
I/O configuration error
PLC hardware error
PLC/Programming device communication error
Serial communication error [ch0]
Serial communication error 1 [ch1]
Parameter error
Syntax error
Ladder error
Operation error
Operation error latch
I/O bus check
, FX , FX , FX
1S 1N 2N
, and FX PLC when the power supply is switched on
3UC
, and FX PLCs is detected by M8438.
3U 3UC
and FX )
1S 1N
Function
Extension board FX -4EX-BD: Input BX0
1N
Extension board FX -2AD-BD: ch1 input mode change
1N
Extension board FX -1DA-BD: output mode change
1N
Extension board FX -4EX-BD: Input BX1
1N
Extension board FX -2AD-BD: ch2 input mode change
1N
Extension board FX -4EX-BD: Input BX2
1N
Extension board FX -4EX-BD: Input BX3
1N
Extension board FX -2EYT-BD: Output BY0
1N
Extension board FX -2EYT-BD: Output BY1
1N
Appendix
, or FX when PLC switches
1NC 2NC
MITSUBISHI ELECTRIC