Estimated reading time: 1 minute

Refer to these sections for details:

Supported Series

OMRON EtherNet/IP NJ / NX1P Series PLC


Certain device drivers will not have a list of register names in the DeviceHub Add Tag form. These are Free Tag PLCs. For Free Tag requirements, see Troubleshoot Device Connectivity Status.

PLC Connection Settings

Parameters Recommended Options Notes
PLC Type Omron Ethernet NJ

PLC Interface Ethernet

Port # 44818

Station # 1

OT Link Platform DeviceHub Configuration

To configure DeviceHub for this Omron-NJ-Ethernet PLC:

  1. DeviceHub > Add Device
    Type: Omron
    Driver: Omron-NJ-Ethernet

  2. Enter details specific to your environment and click Add Device.

Device Addresses

Data Type




0, 1

Boolean, Single-bit value

SINT -128 - 127 Char, Signed 8-bit value
USINT 0 - 255 Byte, Unsigned 8-bit value
BYTE 0 - 255 Byte, 8-bit string
INT -32768 - 32767 Short, Signed 16-bit value
UINT 0 - 65535 Word, Unsigned 16-bit value
WORD 0 - 65535 Word, 16-bit string
DINT -2147483648 - 2147483647 Long, Signed 32-bit value
UDINT 0 - 4294967295 Double Word, Unsigned 32-bit value
DWORD 0 - 4294967295 Double Word, 32-bit string
LINT -9223372036854775808 - 9223372036854775807

Long Integer, Signed 64-bit value

ULINT 0 - 18446744073709551615 Long Integer, Unsigned 64-bit value

-3.402823e+38 to -1.175495e-38

1.175495e-38 to 3.402823e+38

Float, 32-bit IEEE floating point

-1.79769313486231e+308 to - 2.22507385850721e-308

2.22507385850721e-308 to 1.79769313486231e+308

Double Float, 64-bit IEEE floating point