NXStat
Overview
An application that displays the status of NX/NJ series PLCs
Tested on: Win11
How to Use
IP address
Source: select the IP address of the PC connected to the PLC
Destination: set the IP address of the PLC to connect to
* When you change an IP address, a message asks whether to generate the FINS address automatically
FINS address
Source: set the FINS address of the PC
Destination: set the FINS address of the PLC
Displayed items
| Display | Description | System-defined variables |
|---|---|---|
| Model | CPU unit model |
ServiceCode=0e ClassID=01 InstanceID=01 AttributeID=07 |
| Version | Internal system version | _UnitVersion |
| Serial number |
ServiceCode=0e ClassID=01 InstanceID=01 AttributeID=06 |
|
| Power-on time | _PowerOnHour | |
| Number of power interruptions | _PowerOnCount | |
| Internal temperature too high | CPU unit internal temperature exceeded flag | _SelfTest_HighTemperature |
| Low battery voltage | _SelfTest_LowBattery | |
| Fan speed low | _SelfTest_LowFanRevolution | |
| Non-volatile memory life warning | _StorageDeteriorated | |
| Card1 protect | SD Memory Card write protect | _Card1Protect |
| SD Memory Card life warning | _Card1Deteriorated | |
| SD Memory Card storage usage | _Card1Used / _Card1Capacity | |
| Maximum NX Unit number | _NXB_MaxUnitNo |
Overall
| Display | Description | System-defined variables |
|---|---|---|
| Overall | _ErrSta | |
| PLC | PLC Function Module error status | _PLC_ErrSta |
| I/O bus | I/O bus master error status | _CJB_ErrSta |
| I/O bus master error status | _CJB_MstrErrSta | |
| NX bus | NX Bus Function Module error status | _NXB_ErrSta |
| NX Bus Function Module master error status | _NXB_MstrErrSta | |
| X bus | X Bus Function Module error status | _XBU_ErrSta |
| X Bus Function Module master error status | _XBU_MstrErr | |
| MC | Motion Control Function Module error status | _MC_ErrSta |
| ECAT | EtherCAT error | _EC_ErrSta |
| Master error | _EC_MstrErr | |
| EIP | EtherNet/IP error | _EIP_ErrSta |
| User-defined error | Lv1-8 | _AlarmFlag |
| SDCard1 | SD Memory Card ready flag | _Card1Ready |
| SD Memory Card error flag | _Card1Err |
I/O bus
| Display | System-defined variables |
|---|---|
| Unit error status | _CJB_UnitErrSta |
APB
| Display | System-defined variables |
|---|---|
| APB service status | _APB_Status |
NX bus
Error locations are shown in orange
| Display | System-defined variables |
|---|---|
| Unit error status | _NXB_UnitErrStaTbl |
X bus
Error locations are shown in orange
| Display | System-defined variables |
|---|---|
| Summary | _XBU_UnitErr |
| Unit | _XBU_UnitErrTbl |
Motion control
Error locations are shown in orange
| Display | System-defined variables |
|---|---|
| Common | _MC_ComErrSta |
Motion control
Error locations are shown in orange
| Display | System-defined variables |
|---|---|
| Port | _EC_PortErr |
| Slave | _EC_SlavErr |
| Display | System-defined variables |
|---|---|
| MAC address error | _EC_MacAdrErr |
| Communications controller error | _EC_LanHwErr |
| Link OFF error | _EC_LinkOffErr |
| Network configuration information error | _EC_NetCfgErr |
| Network configuration verification error | _EC_NetCfgCmpErr |
| Network configuration error | _EC_NetTopologyErr |
| Process data communications error | _EC_PDCommErr |
| Process data reception timeout error | _EC_PDTimeoutErr |
| Process data transmission error | _EC_PDSendErr |
| Slave node address duplicated error | _EC_SlavAdrDupErr |
| Slave initialization error | _EC_SlavInitErr |
| Slave application error | _EC_SlavAppErr |
| EtherCAT message error | _EC_MsgErr |
| Emergency message detected | _EC_SlavEmergErr |
| Process data input invalid error | _EC_IndataInvalidErr |
| EtherCAT communications cycle setting error | _EC_CycleExceeded |
Built-in EtherNet/IP
Error locations are shown in orange
| Display | System-defined variables |
|---|---|
| Communications port error | _EIP_PortErr, _EIP1_PortErr, _EIP2_PortErr |
| CIP communications error | _EIP_CipErr, _EIP1_CipErr, _EIP2_CipErr |
| TCP application communications error | _EIP_TcpAppErr |
| Display | System-defined variables |
|---|---|
| MAC address error | _EIP_MacAdrErr |
| Communications port 1 MAC address error | _EIP1_MacAdrErr |
| Communications port 2 MAC address error | _EIP2_MacAdrErr |
| Communications controller error | _EIP_LanHwErr |
| Communications port 1 communications controller error | _EIP1_LanHwErr |
| Communications port 2 communications controller error | _EIP2_LanHwErr |
| Basic Ethernet setting error | _EIP_EtnCfgErr |
| Communications port 1 basic Ethernet setting error | _EIP1_EtnCfgErr |
| Communications port 2 basic Ethernet setting error | _EIP2_EtnCfgErr |
| IP address setting error | _EIP_IPAdrCfgErr |
| Communications port 1 IP address setting error | _EIP1_IPAdrCfgErr |
| Communications port 2 IP address setting error | _EIP2_IPAdrCfgErr |
| IP address duplication error | _EIP_IPAdrDupErr |
| Communications port 1 IP address duplication error | _EIP1_IPAdrDupErr |
| Communications port 2 IP address duplication error | _EIP2_IPAdrDupErr |
| DNS setting error | _EIP_DNSCfgErr |
| BOOTP server connection error | _EIP_BootpErr |
| Communications port 1 BOOTP server connection error | _EIP1_BootpErr |
| Communications port 2 BOOTP server connection error | _EIP2_BootpErr |
| DHCP server connection error | _EIP_DhcpErr |
| Communications port 1 DHCP server connection error | _EIP1_DhcpErr |
| Communications port 2 DHCP server connection error | _EIP2_DhcpErr |
| IP route table error | _EIP_IPRTblErr |
| Identity error | _EIP_IdentityErr |
| CIP communications 1 identity error | _EIP1_IdentityErr |
| CIP communications 2 identity error | _EIP2_IdentityErr |
| Tag data link setting error | _EIP_TDLinkCfgErr |
| CIP communications 1 tag data link setting error | _EIP1_TDLinkCfgErr |
| CIP communications 2 tag data link setting error | _EIP2_TDLinkCfgErr |
| Tag data link connection failed | _EIP_TDLinkOpnErr |
| CIP communications 1 tag data link connection failed | _EIP1_TDLinkOpnErr |
| CIP communications 2 tag data link connection failed | _EIP2_TDLinkOpnErr |
| Tag data link communications error | _EIP_TDLinkErr |
| CIP communications 1 tag data link communications error | _EIP1_TDLinkErr |
| CIP communications 2 tag data link communications error | _EIP2_TDLinkErr |
| Tag name resolution error | _EIP_TagAdrErr |
| CIP communications 1 tag name resolution error | _EIP1_TagAdrErr |
| CIP communications 2 tag name resolution error | _EIP2_TagAdrErr |
| Multiple switches ON error | _EIP_MultiSwONErr |
| CIP communications 1 multiple switches ON error | _EIP1_MultiSwONErr |
| CIP communications 2 multiple switches ON error | _EIP2_MultiSwONErr |
| TCP application setting error | _EIP_TcpAppCfgErr |
| NTP server connection error | _EIP_NTPSrvErr |
| DNS server connection error | _EIP_DNSSrvErr |
FAQ
Is NXStat free?
Yes, it is free to use.
Can it also show EtherCAT errors?
Yes, it can.
Can I check system variables?
It lists the system variables that correspond to each error status.
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