Omron CP1E-N14DR-D Programmable Logic Controller

Technical Overview

DC-powered PLC CPU module featuring 8 digital 24VDC inputs, 6 relay outputs (2A), 8K steps program capacity, and an integrated RS-232C communication port.

Key Features

8 digital inputs (24 VDC) and 6 relay outputs (2 A, 250 VAC / 30 VDC) for standard signaling
8K steps of program capacity and 8K words of data memory to handle complex logic sequences
Built-in RS-232C communication port for seamless serial and device integration
Built-in USB 2.0 peripheral port allows configuration via standard commercial USB cables
6 high-speed encoder inputs (2 at 100 kHz, 4 at 10 kHz) supporting simple motion feedback
Compact footprint designed for standard 35 mm DIN-rail or chassis panel mounting

Technical Specification Matrix

Parameter	Value
Supply Voltage	24 VDC
Operating Voltage Range	20.4 to 26.4 VDC
Number of Inputs	8
Input Voltage	24 VDC
Number of Outputs	6
Output Type	Relay
Maximum Switching Capacity	2 A, 250 VAC / 30 VDC
Program Capacity	8K steps
Data Memory Capacity	8K words
Current Consumption at 5 VDC	0.17 A
Current Consumption at 24 VDC	0.07 A
Power Consumption	20 W max
Inrush Current	30 A max for 20 ms at 24 VDC
Control Method	Stored program method
I/O Control Method	Cyclic scan with immediate refreshing
Operating Temperature	0°C to 55°C
Ingress Protection Rating	IP20
Physical Weight (kg)	0.35
Dimensions L x W x H (cm)	8.5 x 8.6 x 9

Industrial Applications

1. Compact Packaging Machine Control

The PLC manages the sequencing of a wrapping machine using its 8 inputs to read sensor signals and its 6 relay outputs to actuate solenoids and heater relays. The built-in RS-232C port interfaces with an HMI to display live status indicators.

Problem Solved

Replaces bulky hardwired relay logic with a programmable, robust controller in compact electrical enclosures, reducing wiring footprint and allowing rapid parameter tuning.

Relay OutputsHMI IntegrationSequencing Logic24 VDC Power

2. Conveyor Sorting and Part Tracking

Utilizing the built-in high-speed counter inputs, the CPU unit tracks the exact position of products on a moving conveyor line via high-frequency incremental encoders, switching the output relays instantly to actuate pneumatic diverters.

Problem Solved

Provides precise positioning and sorting control without requiring premium, high-cost positioning modules, maintaining system economic efficiency.

High-Speed CounterEncoder InputConveyor SortingRelay Drive

3. Pump Alternation and Water Level Management

Coordinates level switches and controls up to three dual-direction pump starters using 2A relay outputs. The PLC handles pump cycle alternation to equalize wear and operates reliably over an extended voltage window.

Problem Solved

Eliminates pump runtime imbalances and prevents early pump failure, surviving remote utility panel voltage drops from 24V down to 20.4V.

Pump AlternationLevel ControlWide Voltage RangeIP20 Panel Enclosure