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

Input signal details

The following shows the details on the input signals to a CPU module.
Module READY (X0)
This signal turns ON when a module is ready after turning the power OFF and ON or resetting a CPU module.
It turns OFF when a hardware error occurs.
SD memory card status (X1)
This signal turns ON when an SD memory card is inserted and 'File access status' (X2) is OFF.
It turns OFF when an SD memory card is not inserted or 'File access status' (X2) is ON.
File access status (X2)
● This signal turns ON while file access is stopped or an SD memory card is write-protected.
The following operations can be performed while file access is stopped.
• Insertion/removal method of an SD memory card (MELSEC iQ-R System Recorder User's Manual (Startup))
The status is in the following state while file access is stopped.
• SD memory card read/write-protected
● This signal turns OFF when a file is accessible.
The following shows time charts of 'File access status' (X2) and its related input/output signals.
• When inserting or removing an SD memory card
'File access stop request' (Y0)
'File access status' (X2) (In operation)
'SD memory card status' (X1)
• When not inserting or removing an SD memory card
'File access stop request' (Y0)
'Clear file access stop request ' (Y1)
'File access status' (X2) (In operation)
'SD memory card status' (X1)
Recording function operation status (X3)
This signal turns ON while the recording function is running for any of the recording settings regardless of the communication
status with a connected network camera. (Page 115 RECORDING SETTING)
It turns OFF when the recording function is stopped for all recording settings.
For the operating status for a recording setting, refer to the following:
Page 63 Operating status
7 CAMERA RECORDER MODULE (DETAILED SPECIFICATIONS)
254
7.3 Input/Output Signals
(Stopped) (In operation)
(Stopped) (In operation)