Omron CP1E-N40DR-A Programmable Logic Controller

Technical Overview

AC-powered PLC CPU module featuring 24 VDC inputs, 16 relay outputs, 8K step program capacity, 8K word data memory, built-in USB, and RS-232C serial ports.

Key Features

Built-in 40 I/O points comprising 24 VDC inputs and 16 SPST relay outputs (2 A, 250 VAC/24 VDC)
Offers 8K steps of program capacity and 8K words of data memory
Equipped with built-in high-speed USB 2.0 and RS-232C serial ports
Provides 6 high-speed counter inputs (two 100 kHz and four 10 kHz) for pulse feedback
Supports expansion up to 3 standard CP1W Expansion I/O or Expansion Units
Features dual built-in analog adjusters for easy parameter or timer adjustments
IP20 protection rating designed for secure inside-panel installation

Technical Specification Matrix

Parameter	Value
Supply Voltage	100 to 240 VAC (50/60 Hz)
Operating Voltage Range	85 to 264 VAC
Number of Inputs	24 inputs (24 VDC)
Number of Outputs	16 outputs (Relay, 2 A, 250 VAC / 24 VDC)
Program Capacity	8K steps
Data Memory Capacity	8K words
Power Consumption	50 VA max. at 100 VAC, 70 VA max. at 240 VAC
Inrush Current	20 A max. at 120 VAC, 40 A max. at 240 VAC (8 ms max. cold start)
External Power Supply Output	24 VDC, 300 mA
Ambient Operating Temperature	0 to 55 °C
Ambient Operating Humidity	10% to 90% RH (non-condensing)
Noise Resistance	2 kV on power supply line (conforms to IEC61000-4-4)
Terminal Screw Size	M3
In-panel Enclosure Protection	IP20
Physical Weight (kg)	0.66
Dimensions L x W x H (cm)	15 x 8.5 x 9

Industrial Applications

1. Industrial Packaging Machine Automation

Utilizes the 24 digital inputs for sensors (photoelectric, limit switches, and safety guards) and the 16 relay outputs to directly sequence pneumatic cylinders, solenoid valves, and motor contactors. The direct 100-240 VAC power supply ensures easy integration with standard plant power distribution systems.

Problem Solved

Eliminates the space, cost, and complexity of wiring external interposing coupling relays for mechanical actuators by utilizing high-capacity 2 A relay outputs.

Relay OutputsSolenoid ControlSequencingSensor InputsAC Power Supply

2. Conveyor Sorting and Rotary Tracking

Leverages the high-speed 100 kHz counter inputs to monitor optical rotary encoders for real-time tracking of parts on conveyor systems. Based on encoder counts, the PLC triggers sorting diverters via its 16 digital relay outputs to route goods.

Problem Solved

Enables reliable, microsecond-accurate tracking and sorting of items on high-speed transfer lines without requiring costly external counter modules.

High-Speed CounterRotary EncoderSorting SystemInterrupt InputsPositioning

3. Water Treatment Pump Skid Control

Manages level float switches and pump alternating duty cycles in wet-well applications. The built-in RS-232C serial communication port is directly linked to local HMI touchscreen panels or telemetry modems for local control and remote fault diagnostics.

Problem Solved

Provides robust environmental skid orchestration with built-in 2 kV electrical noise immunity and simple DIN-rail panel integration.

Pump AlternationHMI IntegrationRS-232CNoise ImmunityDIN Rail Mount