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Chapter 3 Specifications and Functions
3.3.2 Details of input signals (Simple Motion module PLC CPU)
The ON/OFF timing and conditions of the input signals are shown below.
Device
No.
Signal name Details
X0 READY ON: READY
OFF: Not READY/
Watch dog
timer error
• When the PLC READY signal [Y0] turns from OFF to ON, the parameter setting range
is checked. If no error is found, this signal turns ON.
• When the PLC READY signal [Y0] turns OFF, this signal turns OFF.
• When watch dog timer error occurs, this signal turns OFF.
• This signal is used for interlock in a sequence program, etc.
PLC READY signal [Y0] OFF
ON
READY signal [X0] OFF
ON
X1 Synchronization flag OFF: Module
access
disabled
ON: Module
access
enabled
• After the PLC is turned ON or the CPU module is reset, this signal turns ON if the
access from the CPU module to the Simple Motion module is possible.
• When "Asynchronous" is selected in the module synchronization setting of the CPU
module, this signal can be used as interlock for the access from a sequence program
to the Simple Motion module.
XF Module READY OFF: Module
operation
disabled
ON: Module
operation
enabled
• The signal to confirm the module operation ready status.
• After the power is turned from OFF to ON, this signal turns from OFF to ON when the
module is normal. If the module is in error, this signal turns from ON to OFF.
[Normal]
Power supply ON
OFF
OFF
OFF
ON
ON
ON
READY signal
PLC READY signal
Module READY [XF]
[X0]
[Y0]
[Error]
READY signal
PLC READY signal
Module READY [XF]
[X0]
[Y0]
Power supply ON
ON
OFF
ON
OFF
ON
OFF
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