Omron Sysmac NX-PD1000 User Manual page 55

 TS Indicator
The meanings of light statuses are described as follows:
Color
Green
Red
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 UNIT PWR Indicator
This is mounted only on an Additional NX Unit Power Supply Unit.
Color
Green
NX-series System Units User's Manual (W523)
This indicator shows the current status of the Additional NX Unit Power Supply Unit,
Additional I/O Power Supply Unit, or I/O Power Supply Connection Unit and its
communications status with the CPU Unit or Communications Coupler Unit.
Status
Lit The Unit is operating normally.
The Unit is ready for I/O refreshing.
Flashing at 2-s • Initializing
intervals.
• Restarting is in progress for the Unit.
• Downloading
Lit A hardware failure, WDT error, or other fatal error that is common to
all I/O Units occurred.
Flashing at 1-s A communications error or other NX bus-related error that is common
intervals. to all I/O Units occurred.
Not lit • No Unit power supply
• Restarting is in progress for the Unit.
• Waiting for initialization to start
This indicator shows the NX Unit power status of
an Additional NX Unit Power Supply Unit.
Status
Lit The Unit power is supplied.
Not lit The Unit power is not supplied.
3 Part Names and Functions
Description
Description
3
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