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APPENDICES
A
Appendix 1 Details of Remote I/O Signals
Appendix 1.1 Remote input signals
(6) Alert output signal (RX1E)
If the digital value in any D/A conversion enabled channels becomes any of the following status, this signal is
turned on.
• Digital value > Alert output upper limit value
• Digital value < Alert output lower limit value
(a) How to turn off the signal
Turn off the signal by either of the following methods.
• Turning on and off Alert output clear request flag (RY1E)
• Turning on and off Initial data setting request flag (RY9)
When an alarm code is stored in Latest warning code (RWr1), this signal is cleared.
(7) External power supply monitor state flag (RX1F)
This signal turns on when the external power supply monitoring function is being activated by External power
supply monitor request flag (RY1F).
For the external power supply monitoring function, refer to the following.
• External power supply monitoring function ( Page 117, Section 8.15 (2))
Alert output signal
(RX1E)
Latest warning code
(RWr1)
Alert output clear
request flag (RY1E)
Controlled by the D/A converter module
Controlled by the program
ON
ON
OFF
OFF
00Alert
External power supply monitor
function
External power supply monitor
request flag (RY1F)
Changed by
the user
OFF
OFF
ON
ON
OFF
OFF
Controlled by the D/A converter module
Changed by
the user
External power supply monitor
status flag (RX1F)
Disabled Enabled Disabled