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3 System-defined Variables Related to the Built-in EtherNet/IP Port
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
3-3 Specifications for Individual System-defined
Variables
3
Variable name _EIP2_CipErr
Meaning CIP Communications2 Error Global/local Global
Function This is the error status variable for CIP communications 2.
It represents the collective status of the following error flags.
• _EIP2_IdentityErr (CIP Communications2 Identity Error)
• _EIP2_TDLinkCfgErr (CIP Communications2 Tag Data Link Setting Error)
• _EIP2_TDLinkOpnErr (CIP Communications2 Tag Data Link Connection Failed)
• _EIP2_TDLinkErr (CIP Communications2 Tag Data Link Communications Error)
• _EIP2_TagAdrErr (CIP Communications2 Tag Name Resolution Error)
• _EIP2_MultiSwONErr (CIP Communications2 Multiple Switches ON Error)
Note If a Tag Name Resolution Error occurs, it is recorded in the event log and this variable changes to TRUE.
Refer to Meanings of Error Status Bits for the meanings of the error status bits.
Note You can use this system-defined variable only for the NX701 CPU Units.
Data type WORD Range of values 16#0000 to 16#00F0
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related
instructions
You can access this variable from the user program with the following instruction.
• GetEIPError
Variable name _EIP_TcpAppErr
Meaning TCP Application Communications Error Global/local Global
Function This is the error status variable for TCP application communications.
It represents the collective status of the following error flags.
• _EIP_TcpAppCfgErr (TCP Application Setting Error)
• _EIP_NTPSrvErr (NTP Server Connection Error)
Note Refer to Meanings of Error Status Bits 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 Published.
Usage in user program Possible. Related
instructions
You can access this variable from the user program with the following instruction.
• GetEIPError
Variable name _EIP_MacAdrErr
Meaning MAC Address Error Global/local Global
Function NX-series CPU Units: Indicates that an error occurred when the MAC address was read on the communications
port 1 at startup.
TRUE: Error
FALSE: Normal
NJ-series CPU Units: Indicates that an error occurred when the MAC address was read at startup.
TRUE: Error
FALSE: Normal
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related
instructions
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