6-3
Specifications for Individual Device
Variables
The specifications for each device variable are given as described below.
Variable name This is the device variable name. The pre-
fix gives the category name.
Members The member names are given
for structure variables.
Meaning This is the meaning of the variable. Global/local Global: Global variable, Local:
Local variable
Function The function of the variable is described.
Data type The data type of the variable is given. Range of values The range of values that the var-
iable can take is given.
R/W access R: Read on-
ly
,
R
W: Read/
write
Retained The Retain
attribute of
the variable
is given.
Network Publish The Network Publish attribute of
the variable is given.
Usage in user
program
Whether you
can use the
variable di-
rectly in the
user pro-
gram is
specified.
Related in-
structions
The instructions that are related to the variable are given.
If you cannot use the variable directly in the user program, the instruc-
tions that access the variable are given.
l
Functional Classification: NX-series EtherNet/IP Unit Errors
Variable name ETN_ErrSta
Meaning Communications Port Error Global/local Global
Function This is the error status variable for the communications port.
It represents the collective status of the following error flags.
• ETN_Port1Status.PortErr (Communications Port1 Error)
• ETN_Port2Status.PortErr (Communications Port2 Error)
• ETN_T
cpAppCfgErr (TCP Application Setting Error)
• ETN_DNSCfgErr (DNS Setting Error)
• ETN_IPRTblErr (IP Router Table Setting Error)
Note Refer to Meanings of Error Status Bits on page 6-10
for the meanings of the error status bits.
Data type WORD Range of values 16#0000 to 16#00F0
R/W access R Retained Not retained. Network Publish Do not publish.
Usage in user pro-
gram
Possible. Related in-
structions
---
6 Device Variables Related to the NX-series EtherNet/IP Unit
6-16
NX-series EtherNet/IP Unit User's Manual (W627)
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