Справочник Пользователя для Mitsubishi Electronics FX5
224
APPENDIX
Appendix 1 Special Relay List
Appendix 1 Special Relay List
APPENDIX
Appendix 1
Special Relay List
Diagnostic information
The special relays for diagnostic information are shown below.
R: Read only, R/W: Read/Write
R: Read only, R/W: Read/Write
System information
The special relays for system information are shown below.
R: Read only, R/W: Read/Write
R: Read only, R/W: Read/Write
System clock
The special relay about system clock is shown below.
R: Read only, R/W: Read/Write
R: Read only, R/W: Read/Write
No.
Name
Description
R/W
SM0
Latest self diagnostics error (including annunciator ON)
OFF: No error
ON: Error
ON: Error
R
SM1
Latest self diagnostics error (not including annunciator
On)
On)
OFF: No self-diagnosis errors
ON: Self-diagnosis error
ON: Self-diagnosis error
R
SM50
Error reset
OFF
ON: Error reset request
ON
OFF: Error reset completion
R/W
SM51
Battery low latch
OFF: Normal
ON: Battery low
ON: Battery low
R
SM52
Battery low
OFF: Normal
ON: Battery low
ON: Battery low
R
SM53
AC/DC DOWN
OFF: No AC/DC down detection
ON: AC/DC down is detected
ON: AC/DC down is detected
R
SM56
Instruction execution fault
OFF: Normal
ON: Operation error
ON: Operation error
R
SM61
I/O module verify error
OFF: Normal
ON: Error
ON: Error
R
SM62
Annunciator
OFF: Not detected
ON: Detected
ON: Detected
R
SM80
Detailed information 1: Flag in use
OFF: Not used
ON: In use
ON: In use
R
SM112
Detailed information 2: Flag in use
OFF: Not used
ON: In use
ON: In use
R
No.
Name
Description
R/W
SM203
STOP contact
OFF: Other than STOP state
ON: STOP state
ON: STOP state
R
SM204
PAUSE contact
OFF: Other than PAUSE state
ON: PAUSE state
ON: PAUSE state
R
SM210
Clock data set request
OFF
ON: Set Request
ON
OFF: Set completed
R/W
SM211
Clock data set error
OFF: No error
ON: Error
ON: Error
R
SM213
Clock data read request
OFF: Ignored
ON: Read request
ON: Read request
R/W
No.
Name
Description
R/W
SM400
Always ON
R
ON
OFF
OFF