In most procurement cycles, NJ501-R300 is considered with Siemens PLC, Omron Photoelectric Sensor and Nx1P2 1040Dt1, giving decision-makers confidence that theyβve chosen the most dependable component.
Omron NJ501-R300 Machine Automation Controller
The Omron NJ501-R300 Machine Automation Controller is a compact and high-performance CPU Units, designed for advanced automation and robotic applications. It features Motion control, Robotics, Sequence control, 16 motion axes, 8 robots, with a program memory of 20 MB and 6 MB of variable memory. Equipped with EtherCAT Master, EtherNet/IP, USB, it provides fast, synchronized, and precise control across multiple motion and robotic systems. The controller supports connectivity through EtherCAT Master, EtherNet/IP, and USB, enabling efficient communication between devices and networks. It manages up to 2,560 points / 40 Units (3 Expansion Racks) I/O points and 192 remote nodes, ensuring scalable system expansion. Manufactured by Omron, part of the Omron Programmable Logic Controller (PLC) range, available under the Omron NJ Series.

| Brand | Omron |
| Product Type | Machine Automation Controller |
| Model Number | NJ501-R300 |
Omron NJ501-R300 Machine Automation Controller - Technical Specifications
| Specification | Value |
|---|---|
| I/O system | CJ I/O Bus |
| Product name | CPU Units |
| Number of motion axes | 16 |
| Max. number of robots | 8 |
| I/O capacity / maximum number of configuration Units (Expansion Racks) | 2,560 points / 40 Units (3 Expansion Racks) |
| Program memory | 20 MB |
| Variables memory | 6 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 |
| Max. number of remote I/O nodes | 192 |
| Controller functionality | Motion control, Robotics, Sequence control |
| Primary task cycle time | 0.5 ms |
| Product Weight (unpacked) | 550 g |




