Omron CP1E-N20DT-A Programmable Logic Controller

Technical Overview

100-240 VAC micro PLC with 12 24VDC inputs, 8 NPN transistor outputs, 8K step program memory, and built-in USB/RS-232C ports for micro-automation control.

Key Features

Built-in USB 2.0 peripheral port for high-speed programming via standard USB cables
Integrated RS-232C port for simplified connection to HMIs, inverters, and serial devices
High-speed counter functionality supporting 2 axes at 100 kHz and 4 axes at 10 kHz
Dual-axis pulse output functionality up to 100 kHz for high-precision motor positioning control
8K steps program memory capacity and 8K words of data memory area
Compact space-saving design with a physical width of just 86 mm

Technical Specification Matrix

Parameter	Value
Supply Voltage	100 to 240 VAC, 50/60 Hz
Operating Voltage Range	85 to 264 VAC
Power Consumption	15 VA at 100 VAC max., 25 VA at 240 VAC max.
Built-in Inputs	12 points (24 VDC)
Built-in Outputs	8 points (Transistor, Sinking/NPN)
Program Capacity	8K steps
Data Memory Capacity	8K words
High-Speed Counter Inputs	2 axes at 100 kHz, 4 axes at 10 kHz
Pulse Outputs	2 axes at 100 kHz
Communication Ports	1 USB Port (Peripheral), 1 RS-232C Port
Current Consumption	0.23 A at 5 VDC, 0.02 A at 24 VDC (internal system)
Enclosure Rating	Mounted in a panel (IP20 equivalent)
Physical Weight (kg)	0.37
Dimensions L x W x H (cm)	8.5 x 8.6 x 9

Industrial Applications

1. Packaging Machine Indexing and Positioning

Utilizes the 2-axis 100 kHz pulse output feature of the CP1E-N20DT-A to send precise step-and-direction commands directly to stepper or servo drives. This enables fast, repeatable film pulling or rotary knife position control on small flow wrappers or vertical form-fill-seal machines.

Problem Solved

Eliminates the requirement for dedicated, high-cost motion control modules or expensive, oversized PLCs by integrating standard micro-positioning capabilities directly into the CPU unit.

Pulse OutputSinking TransistorServo Drive ControlStepper ControlPackaging Automation

2. Conveyor Sorting and Registration-Mark Tracking

Leverages the 2-axis 100 kHz high-speed counter inputs to accept feedback from high-resolution rotary encoders. The PLC coordinates conveyor speeds and matches them with digital sensor inputs to sort items down discrete lanes using the 8 on-board NPN outputs.

Problem Solved

Resolves tracking latency and jitter issues in high-speed sorting operations by executing fast-counting subroutines directly on the PLC hardware, avoiding standard scan time delays.

High-Speed CounterRotary EncoderNPN SinkingConveyor GatingSensor Integration

3. Remote Telemetry and Pumping Station Control

Exploits the built-in RS-232C port to establish a Modbus RTU or host link protocol with external GSM modems or radio telemetry units. The wide 85 to 264 VAC operating range maintains controller stability in municipal areas prone to grid fluctuations.

Problem Solved

Provides an economical method for remote pump monitoring, alarming, and scheduling without needing external communication boards, lowering hardware overhead in decentralized utility stations.

RS-232CModbus RTUWide AC InputTelemetryPump Control