Omron NJ101-1000 PLC CPU Unit

USD 2,006.87

Panel-mounted PLC CPU with EtherNet/IP, EtherCAT, 2 synchronous axes, 3 MB program memory, and compact 90 mm cube format.

SKU Omron-NJ101-1000 Category
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Omron NJ101-1000 PLC CPU Unit

Model Identifier NJ101-1000
Official Part Number NJ101-1000
GTIN Standard NA

Technical Overview

NJ1 machine automation CPU unit for motion and sequence control. Official OMRON documentation lists EtherNet/IP and EtherCAT built in, up to 2 synchronous axes, 6 total axes including virtual axes, 3 MB program memory, and 0.5 MB variable memory. The unit is a panel-mounted controller with compact 90 mm cube-format enclosure and 5 VDC 1.90 A current consumption.

Key Features

  • Motion control and sequence control in one CPU unit
  • Built-in EtherNet/IP communication
  • Built-in EtherCAT master capability
  • Supports up to 2 synchronous axes
  • Supports up to 6 total axes including virtual axes
  • 3 MB program memory
  • 0.5 MB variable memory
  • Panel-mounted enclosure
  • Compact 90 mm × 90 mm × 90 mm format

Built-in EtherNet/IP and EtherCAT with motion control for up to 2 synchronous axes.

Technical Specification Matrix

ParameterValue
Controller functionalityMotion control, Sequence control
Max. number of synchronous axes2
Max. number of axes (incl. virtual)6
Primary task cycle time1 ms
Program memory3 MB
Variables memory0.5 MB
Communication port(s)EtherCAT Master, EtherNet/IP, USB
Communication option(s)CAN, CompoNet Master, DeviceNet Master, DeviceNet Slave, EtherCAT Slave, MODBUS Master, MODBUS Slave, PROFIBUS DP Master, PROFIBUS DP Slave, PROFINET Master, Serial RS-232C, Serial RS-422, Serial RS-485
EnclosureMounted in a panel
Grounding methodGround to less than 100 Ω
Dimensions (height × depth × width)90 mm × 90 mm × 90 mm
Weight550 g (including the End Cover)
Current consumption5 VDC, 1.90 A (including SD Memory Card and End Cover)
Ambient operating temperature0 to 55°C
Ambient operating humidity10% to 90% (with no condensation)
AtmosphereMust be free from corrosive gases
Ambient storage temperature-20 to 75°C (excluding battery)
Altitude2,000 m or less
Pollution degree2 or less; meets IEC 61010-2-201
Noise immunity2 kV on power supply line (IEC 61000-4-4)

Industrial Applications

1. Compact servo indexing machines

The 2 synchronous axes and EtherCAT master support fit compact indexing stations that need deterministic coordinated motion and sequence logic in one controller.

Problem Solved

Eliminates separate PLC and motion controller hardware for small multi-axis machines.

EtherCATmotion control2 synchronous axessequence controldeterministic control

2. Modular conveyor and transfer cells

The 6-axis capacity including virtual axes supports conveyor synchronization, transfer logic, and machine interlocks in a space-limited panel enclosure.

Problem Solved

Provides coordinated control for compact automation cells with mixed real and virtual axes.

virtual axesmachine automationEtherNet/IPpanel-mounted PLCmulti-axis control

3. Industrial networked equipment retrofits

Built-in EtherNet/IP plus optional serial and fieldbus support makes it suitable for upgrading legacy equipment while preserving plant network integration.

Problem Solved

Bridges older machine interfaces into modern plant networks without redesigning the entire architecture.

EtherNet/IPRS-232CRS-485PROFINETDeviceNetretrofit
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