Mitsubishi Electric MELSEC iQ-R Series User Manual page 112

Error status flag (RXA)
Error status flag (RXA) turns on when a moderate error or major error occurs.
Error code (RX10 to RX1F)
Error status flag (RXA)
Remote READY (RXB)
(1) An error occurs.
When a moderate error or major error occurs, the error cannot be cleared until the cause of the error is
eliminated and the safety remote I/O module is restarted (by powering off and on the module or performing
remote reset).
Remote READY (RXB)
This signal is used as an interlock condition when the master station reads/writes data from/to the remote register or the
remote buffer memory areas of the safety remote I/O module.
When the initial processing is completed after the module power supply is powered on, Remote READY (RXB) turns on.
When Error status flag (RXA) turns on, Remote READY (RXB) turns off.
Error code (RX10 to RX1F)
An error code is stored when a moderate error or major error occurs.
Errors that occurred in the past can be checked with Error history area (address: 0A00H to 0FFFH).
For details on the error history, refer to the following.
Page 122 Error history data
Warning code (RX20 to RX2F)
The error code is stored when a minor error occurs.
Errors that occurred in the past can be checked with Error history area (address: 0A00H to 0FFFH).
For details on the error history, refer to the following.
Page 122 Error history data
APPX
110
Appendix 2 Remote I/O Signals
(1)
0000H
ON
OFF
ON
OFF
(Error code)
Controlled by the safety remote I/O module