Omron NJ501-1320 PLC CPU Module

USD 6,955.09

20 MB CPU with EtherCAT/EtherNet/IP, 16 axes, 0.5 ms cycle time, 2,560-point I/O, DIN-rail mount.

SKU Omron-NJ501-1320 Category
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Omron NJ501-1320 PLC CPU Module

Model Identifier NJ501-1320
Official Part Number NJ501-1320
GTIN Standard NA

Technical Overview

Sysmac NJ5 CPU module with database connectivity, 20 MB program memory, 6 MB variables memory, built-in EtherCAT and EtherNet/IP, and support for up to 16 motion axes. Manufacturer documentation lists 2,560-point I/O capacity, 40 configuration units across 3 expansion racks, 192 remote I/O nodes, 0.5 ms primary task cycle time, DIN-rail mounting, and unpacked dimensions of 96 × 90 × 150 mm with 550 g mass. ([automation.omron.com](https://automation.omron.com/en/us/products/family/NJ501/NJ501-1320?utm_source=openai))

Key Features

  • Database connection support
  • Motion control and sequence control
  • Built-in EtherCAT Master and EtherNet/IP
  • Up to 16 synchronous axes
  • 0.5 ms primary task cycle time
  • 20 MB program memory
  • 6 MB variables memory
  • 2,560-point I/O capacity
  • Up to 40 expansion units across 3 racks
  • 192 remote I/O nodes
  • DIN rail mounting

Database-connected motion controller with built-in EtherCAT and EtherNet/IP for 16-axis coordination.

Technical Specification Matrix

ParameterValue
Controller functionalityDB connection, motion control, sequence control
Program memory20 MB
Variables memory6 MB
Max. number of synchronous axes16
Max. number of axes (incl. virtual)16
Primary task cycle time0.5 ms
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 nodes192
I/O systemCJ I/O Bus
Max. number of expansion units40
I/O capacity2,560 points
Expansion racks3
MountingDIN rail
Product height (unpacked)96 mm
Product width (unpacked)90 mm
Product depth (unpacked)150 mm
Product weight (unpacked)550 g

Industrial Applications

1. High-speed multi-axis packaging line controller

The 0.5 ms cycle time, built-in EtherCAT, and 16-axis capability fit coordinated packaging machines with synchronized servos, feeders, and cutters.

Problem Solved

Eliminates coordination lag in tightly synchronized motion systems.

EtherCAT Master16 axes0.5 ms cycle timemotion controlservo coordination

2. Database-connected production cell for traceability

Database connection support with 20 MB program memory makes it suitable for machines that must exchange production records, IDs, or recipe data with enterprise systems.

Problem Solved

Provides direct machine-to-database integration without an external gateway controller.

DB connection20 MB program memoryEtherNet/IPindustrial traceabilityrecipe management

3. Distributed machine with large remote I/O footprint

The 2,560-point I/O capacity, 40 expansion units, and 192 remote I/O nodes suit modular machines with many sensors, valves, and distributed I/O blocks.

Problem Solved

Supports large I/O counts while preserving a single deterministic control platform.

2,560-point I/O40 expansion units192 remote I/O nodesCJ I/O Busmodular automation
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