9
  Manual Structure
NX-series Analog I/O Units User’s Manual for Analog Input Units and Analog Output Units (W522)
• This user's manual refers to the built-in EtherCAT port on an NJ/NX-series Controller or NY-series 
Industrial PC as simple a built-in EtherCAT port.
• This user's manual may omit manual names and manual numbers in places that refer to the user's 
manuals for CPU Units and Industrial PCs. The following table gives some examples. When neces-
sary, refer to Related Manuals on page 27 to determine the appropriate manual based on the com-
mon text for the omitted contents.
Examples:
• This user’s manual may omit manual names and manual numbers in places that refer to the user’s 
manuals for Communications Coupler Units. If you will use a Communications Coupler Unit, refer to 
Related Manuals on page 27 to identify the manual for your Unit.
Manual name Omitted contents Common text
NJ/NX-series CPU Unit Software 
User's Manual
Software user's manual 
for the connected CPU 
Unit or Industrial PC
Software User's Manual
NY-series 
IPC Machine Controller Industrial 
Panel PC / Industrial Box PC
Software User’s Manual
NJ/NX-series CPU Unit Built-in Ether-
CAT® Port User's Manual
User's manual for built-in 
EtherCAT port on the 
connected CPU Unit or 
Industrial PC
Built-in EtherCAT port
NY-series
IPC Machine Controller Industrial 
Panel PC / Industrial Box PC
Built-in EtherCAT® Port
User’s Manual