Input Signal Details - Mitsubishi Electric MELSEC iQ-R Series User Manual

Input signal details

The details of each input signal are as follows.
Module READY (X0)
Turns ON when the C intelligent function module becomes ready (before executing script file "STARTUP.CMD") after turning
the power OFF and ON, or resetting the CPU module. This signal turns OFF when a watch dog timer error occurred.
SD memory card status (X1)
Turns ON/OFF by mounting status of the SD memory card.
• Turns ON when the SD memory card is mounted.
• Turns OFF when the SD memory card is unmounted.
Standard ROM shutdown state (X2)
Turns ON when the standard ROM is in shutdown state.
User script execution status (X3)
Turns ON when the script file "STARTUP.CMD" execution status is complete.
ERR LED status (XF)
Turns ON/OFF by lighting status of ERR LED.
• Turns ON when ERR LED is ON (A continuation error or watchdog timer error occurred) or flashing (major to moderate
error occurred in the module).
• When the ERR LED is ON, it becomes OFF if the 'Error clear request' (YF) turns ON.
Area available for user 0 to 15 (X10 to X1F)
The area is available for users for reading/writing.
APPX
Appendix 2 Input/Output Signals
A
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