Omron CP1E-N30DT-D PLC

2. 핵심 기술 사양

3. 특징
4. Tri-port Communication: Built-in USB, RS-232C, RS-485 ports for multi-device connection without extra modules
5. Modbus RTU Simple Master: Directly controls inverters and other Modbus slave devices
6. High-speed Counting: 지원 4 channels of high-speed counters (up to 100kHz) for position control
7. Pulse Output: 2 channels of pulse output (up to 100kHz) for simple positioning of stepper/servo motors
8. Data Retention: Onboard EEPROM retains programs and data without a battery
9. Fast Response: Input response time configurable to 0.1ms for high-speed detection
10. 컴팩트한 디자인: Small dimensions (W90×H90×D85mm) to save control cabinet space
11. Operating Environment

5. 응용
6. Small automation equipment (포장 기계, labeling machines)
7. Standalone production line control
8. Sensor data acquisition and processing
9. Inverter speed control (via RS-485)
10. Simple positioning control systems (XYZ stages)
11. Building automation and security systems
12. 대체 모델

CP1E-N30DT-D (Omron economical 30-point PLC, 18 inputs / 12 transistor sink outputs) is designed for small standalone machines, logic control, simple positioning, and communication networking. It is widely used in light industry, 포장, machine tools, custom machinery, 공조, and security systems. Below are practical industry application examples with matching configurations.

1. 포장 & Food Machinery (가장 일반적인)

1.1 Vertical Tea Bag / Granule Packaging Machine

구성: CP1E-N30DT-D + 2 광전 센서 + 2 stepper motors (film feed / cutter) + temperature module (CP1W-TS) + NB3Q HMI

제어 기능:

Film length positioning (100kHz pulse output)

Color mark tracking and automatic compensation

Temperature closed-loop control, feeding / sealing sequence

Fault alarm and production counting

장점: 30 points fully cover sensors, valves and pulses; three serial ports (USB/232/485) directly connect HMI and inverter.

1.2 Semi-automatic Carton Sealing / Labeling Machine

I/O Assignment:

Inputs: 시작, E-stop, label out, in-position, counter, safety door

Outputs: Labeling cylinder, winding motor, conveyor, alarm lamp, 팬

의사소통: RS-485 for inverter speed reading; Modbus for barcode scanner connection.

2. Machine Tools / Grinders / Custom Machinery

2.1 Surface / Cylindrical Grinder Feed Control

구성: CP1E-N30DT-D + 2-axis servo + 인코더 + pressure sensor + NB7W HMI

기능:

Rapid feed / working feed / rapid retreat sequence

Feed speed profile and pressure monitoring

Dimensional compensation and automatic tool retraction

애플리케이션: Precision grinding of bearings, cutters and molds.

2.2 Small Drilling / Milling / Tapping Machine

제어:

3-axis point-to-point control (X/Y/Z)

Workpiece clamping → spindle start → feed → retraction → release

Overload protection and tool life management

입출력: Proximity switches, limits, hydraulic valves, cooling pump, counter, mode selection.

3. Conveying / Sorting / Warehousing (Light Duty)

3.1 Small Sorting Line

애플리케이션: Sorting electronic / hardware parts by material or color

구성: N30DT-D + photoelectric / fiber sensors + pushing cylinder + variable-speed conveyor

Logic:

In-position detection → delay → push → reset → count

Multi-speed control, interlock, full-load stop

3.2 Automated Parking / Parking Guidance

제어:

Loop / ultrasonic parking detection

Traffic light / display guidance

Anti-fall protection, timeout alarm, zone interlock

Points: 18 inputs for detectors / buttons; 12 outputs for lights, displays and gates.

4. 공조 / Air Conditioning / Constant Pressure Water Supply

4.1 Constant Temperature & Humidity Unit / Clean Air Conditioning

구성: N30DT-D + CP1W-TS (4-channel temperature) + analog module (CP1W-MAD)

제어:

Compressor / 팬 / humidifier / dehumidifier valve sequencing

PID temperature and humidity control, safety interlocks

RS-485 connection to HMI / central monitoring

4.2 Small Constant Pressure Water Supply (1 drive 2 / 1 drive 3)

해결책:

Inputs: Water pressure, high/low water level, fault, auto/manual

Outputs: Pump 1, Pump 2, alarm, valve

의사소통: RS-485 Modbus for inverter frequency control

애플리케이션: 주거용, factory or construction site water supply.

5. Electronics / Semiconductor / Testing Equipment

5.1 Semi-automatic Testing / Press Machine

Basic Logic:

Sensor → delay → cylinder press → hold → reset → buzzer

Simple ladder logic with under 20 단계, economical replacement for relay panels

확장: Counting, batch management, NG alarm, data upload.

5.2 Battery / Capacitor / Hardware Assembly Machine

제어: Loading → positioning → gluing / welding → inspection → unloading

High Speed: 6 fast-response inputs (0.1ms) + 100kHz high-speed counting.

6. 환경 보호 / 수처리

Dosing / Agitation / Filtration:

수준, flow, PH, ORP digital / analog signals

Pump / valve sequence, timed backwash, fault interlock

애플리케이션: Small wastewater treatment, pure water equipment, pool circulation.

7. Education / Training / Graduation Projects

Traffic Light Control:

Straight / left turn / pedestrian / yellow light / countdown

Vehicle detection, pedestrian request, coordinated signal timing

PLC Training Platform: Logic, timing, counting, stepping, positioning, Modbus experiments.

8. Selection Advantages
9. Optimal 30-point layout: 18 inputs / 12 outputs, covers most standalone machines without expansion
10. Three serial ports: USB (debugging) + RS-232 (HMI) + RS-485 (inverter / instrument)
11. High speed: 0.1μs basic instructions, 100kHz pulse/counter, 0.1ms fast input
12. Battery-free data retention: EEPROM stores programs and data, maintenance-free
13. Low cost, compact, reliable: Ideal for mass-produced, cost-sensitive equipment
14. Direct Replacement Models

Relay output: CP1E-N30DR-D (AC/DC compatible, 2A per point)

Transistor source output: CP1E-N30DT1-D (PNP output)

40/60-point versions: N40DT-D / N60DT-D (direct expansion)

Below is the complete Omron PLC model list (copy-paste ready for Excel) sorted by series, including series, model, 입출력, output type and description.

Complete Omron PLC Model List (Excel Compatible)

1. CP1E Series (Economical Compact PLC)

2. CP1L Series (향상된, Most with Ethernet)

3. CP1H Series (High-performance Compact PLC)

4. CP2E Series (New Generation Compact PLC, Standard Ethernet)

5. CJ2 Series (Modular Mid-range PLC)

6. NJ / NX Series (Machine Automation Controllers)

7. Legacy Models (Spare Parts & 유지)