Omron PLC CP1L-EM40DR-D

Main Product Series – Function & Application Comparison

Typical Applications & Industries:
✓ Discrete and process automation ✓ Machine and production line control
✓ Material handling and logistics ✓ Building automation and infrastructure
✓ Motion and positioning control ✓ Predictive maintenance and energy monitoring

Detailed Description – Omron PLC Portfolio

1. Series Overview – Comprehensive PLC Solutions for Every Application

Omron is a leading global manufacturer of programmable logic controllers (PLCs), offering a complete product line from compact, cost-effective controllers to advanced integrated automation platforms . Omron PLCs are designed to meet the diverse needs of industrial automation — from simple single-device control to complex, high-speed, and high-reliability systems — and are widely used across steel, petroleum, chemical, power, machinery, and environmental industries .

Key Family Features:

• ✓ Scalable architecture – From economy models to high-performance, expandable modular systems

• ✓ Integrated networking – Built-in Ethernet/IP, EtherCAT, DeviceNet, Serial communication

• ✓ High-speed processing – LOAD instruction execution as fast as 16ns

• ✓ Advanced programming – Supports ladder diagram (LD), Structured Text (ST), Function Block (FB), and Sequential Function Chart (SFC) 

• ✓ Enhanced reliability – Features CPU and power supply redundancy, online unit replacement, automatic failover (CS1D series) 

• ✓ Comprehensive expansion – Wide range of I/O, analog, temperature control, and positioning units

2. CP Series – Compact & Cost-Effective

The CP series is the ideal choice for controlling small to medium equipment. Its compact design incorporates integrated high-speed processing and positioning capabilities.

Key features:

• ✓ High-speed processing: LOAD instruction execution as fast as 0.55µs 

• ✓ Position control: Supports up to 4-axis pulse output and high-speed counters

• ✓ Flexible expansion: Supports CP1W expansion units and CJ-series high-function units 

• ✓ Built-in connectivity: USB and optional Ethernet ports, optional serial ports for up to two RS-232C/RS-485 modules

• ✓ Analog I/O: CP1H-XA models have built-in 4 analog inputs and 2 analog outputs

Examples: CP1L, CP1H, CP1E, CP2E series .

3. CJ Series – Modular & Scalable

The CJ series builds on the proven performance of the CJ1 and delivers superior speed, capacity, and connectivity . It is suitable for a wide range of industrial automation applications, from medium-scale production lines to complex motion control systems.

Key features:

• ✓ High-speed processing: LOAD instruction execution in 16ns, SINE instruction in 0.59µs 

• ✓ Large memory: Program capacity from 5K to 400K steps, data memory up to 832K words 

• ✓ Integrated networking: Built-in EtherNet/IP port, USB, and optional serial connections 

• ✓ Motion control: Supports multi-axis synchronization via pulse I/O modules, up to 4 axes directly controlled by CJ2M CPUs 

• ✓ Extensive I/O: Compatible with nearly 100 types of CJ1-series I/O units and high-function units 

• ✓ All-in-one flexibility: Every CJ2 CPU shares a unified architecture, making one platform suitable for diverse applications 

Examples: CJ2H, CJ2M series .

4. CS Series – High Performance & Advanced Integration

The CS series provides high-performance control for large-scale and complex systems, offering greater processing power and I/O capacity for advanced applications. The CS1D duplex system additionally ensures exceptional system reliability .

Key features:

• ✓ Large I/O capacity: Supports up to 5120 I/O points, with up to 7 expansion racks 

• ✓ High-speed & reliable: Delivers fast I/O response and robust data control 

• ✓ Structured programming: Supports advanced programming with ST, FB, and SFC

• ✓ Redundant option: CS1D CPU units support dual CPU and dual power supply for continuous operation; active/standby CPUs are automatically synchronized with automatic failover within 1 cycle 

• ✓ Compatible network: Supports Controller Link, Ethernet, DeviceNet, and CompoNet

• ✓ Online replacement: Allows hot-swapping of units in redundant configurations without system shutdown 

Examples: CS1G/H, CS1D series .

5. NX/NJ Series – Next-Generation Automation Platform

The NX/NJ series integrates PLC and PC functions into a single high-performance controller, delivering the speed and precision demanded by modern automated machinery and high-end applications . The NJ series is especially designed for advanced machine control, handling up to 64 axes with high-speed, high-precision control .

Key features:

• ✓ Integrated motion control: Supports up to 64 axes with built-in motion control

• ✓ High-speed communication: Uses EtherCAT for ultra-fast, synchronized I/O and motion

• ✓ Advanced connectivity: Supports OPC UA for secure industrial IoT communications

• ✓ Unified programming: Using Sysmac Studio software, integrates logic, motion, safety, and vision 

• ✓ High-precision: Optimized for high-speed, high-accuracy positioning and processing

Examples: NJ501, NJ301, NJ101 series and NX-series controllers .

Selection Guide – Understanding the Naming Convention (Omron PLCs)

Omron PLC model numbers are structured to identify the series, CPU type, and key features. Understanding the coding aids rapid selection.

CP Series Example: CP1H-X40DR-A

CJ Series Example: CJ2H-CPU68-EIP

CS1D Duplex Example: CS1D-CPU68HA