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8.14 Error Notification Function
When an error, warning, or alarm occurs, the D/A converter module notifies the master station of it using remote input
signals and remote registers.
Remark
The notification of the error, warning, or alarm can be checked on the LED on the front of the module.
For details, refer to the following.
• PART NAMES ( Page 19, CHAPTER 2)
(1) Notification of an error
The D/A converter module notifies the master station of an error in the following method.
(a) Method for clearing an error
The method for clearing an error depends on the error type.
(2) Notification of a warning or alarm
The D/A converter module notifies that a warning or alarm occurs to the master station in the following method.
(a) Method for clearing a warning or alarm
The method for clearing an error depends on the error type.
Item Description Reference
Error flag (RXA) Turns on when a moderate error or major error occurs. Page 153, Appendix 1.1 (3)
Latest error code (RWr0)
An error code is stored when a moderate error or major
error occurs.
Page 158, Appendix 2 (1)
Error type Clearing an error
Major error The error cannot be cleared.
Moderate error
Turn on Error clear request flag (RYA) or Initial data setting request flag (RY9) after
removing the error cause.
Item Description Reference
Warning flag (RX7) Turns on when a minor error occurs. Page 151, Appendix 1.1 (1)
Latest warning code (RWr1)
The error code or alarm code is stored when a minor error
occurs.
Page 158, Appendix 2 (2)
Error type Clearing an error
Minor error
Warning
A warning is cleared five seconds after the error cause is removed.
*1
Alarm
*2
Check code
Turn on Error clear request flag (RYA) or Initial data setting request flag
(RY9) after writing a digital value within the setting range.
Alert
occurrence
Turn on Alert output clear request flag (RY1E) or Initial data setting request
flag (RY9) after writing a digital value within the setting range.