Omron NX-EC0122 Incremental Encoder Input Unit
Incremental Encoder Input Unit with 1 channel, PNP input type, and a maximum encoder input frequency of 500 kHz (Phase A/B) / 125 kHz (Phase Z). It features 3 external digital inputs (24 VDC, PNP), supports Free-Run, Synchronous, or Task period prioritized I/O refreshing methods, and connects via a 16-terminal screwless push-in connector.
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Technical Specifications Table
The Omron NX-EC0122 is a high-performance Incremental Encoder Input Unit belonging to the versatile Omron NX Series. Designed to serve as a precise position interface, this module is engineered to handle high-speed PNP encoder signals up to 500 kHz. It translates mechanical movements into precise digital data, making it an essential component for advanced machine automation and precise motion control systems.
| Item | Description |
|---|---|
| Manufacturer | Omron |
| Model Number | NX-EC0122 |
| Product Series | NX Series Position Interface Units |
| Unit Type | Incremental Encoder Input Unit |
| Number of Channels | 1 Channel |
| Input Signal Type | PNP |
| Max Encoder Input Frequency | 500 kHz (Phase A/B), 125 kHz (Phase Z) |
| External Inputs | 3 Points (24 VDC, PNP) |
| External Connection Method | Screwless push-in terminal block (16 terminals) |
| I/O Refreshing Method | Free-Run, Synchronous, or Task period prioritized |
| I/O Power Supply Method | Supplied from the NX bus |
| Dimensions (W x H x D) | 12 mm x 100 mm x 71 mm |
| Weight | 70 g max. |
| Degree of Protection | IP20 |
| Mounting Type | DIN Rail |
Key Features
- 100% Brand New & Original: Guaranteed authentic Omron product, completely eliminating the risks of refurbished or used components.
- High-Speed Processing: Supports maximum encoder input frequencies of up to 500 kHz for precise and responsive machine positioning.
- Space-Saving Design: Ultra-compact 12 mm width maximizes available DIN rail space inside complex industrial control panels.
- Effortless Wiring: Features a 16-terminal screwless push-in connector, reducing wiring time and preventing terminal loosening caused by vibration.
- Flexible Synchronization: Offers Free-Run, Synchronous, and Task period prioritized I/O refreshing methods for highly adaptable system integration.
- Streamlined Integration: Completely compatible with Omron NX-series CPUs and communications coupler units for simplified network expansion.
Applications
Typical Applications of the Omron NX-EC0122 The Omron NX-EC0122 is a critical interface module used to translate physical mechanical movements into precise digital data for automation controllers. Due to its high-speed processing capabilities and reliable PNP input, it is widely utilized across various demanding industrial environments where accurate positioning is strictly required:
- CNC Machining and Metalworking: Tracking tool and workpiece positioning with exact precision.
- Packaging Machinery: Synchronizing conveyor belts and robotic arms for high-speed automated packaging lines.
- Material Handling Systems: Monitoring the speed and location of automated guided vehicles (AGVs) and sorting conveyors.
- Semiconductor Manufacturing: Ensuring micro-level accuracy in wafer handling and automated assembly equipment.
- Textile Manufacturing: Controlling tension and feeding rates in continuous fabric processing machines.
- Printing Presses: Coordinating the exact timing of print rollers to maintain high-quality registration.
Why Choose Kwoco
- 100% Brand New & Original: We never sell refurbished, used, or fake components. You receive factory-fresh automation products every time.
- Ready Stock Available: We maintain a vast inventory of Omron NX series modules, ensuring your NX-EC0122 is in stock and ready to ship.
- Fast Global Shipping: Partnering with top-tier logistics, we deliver rapidly to the USA, Germany, Italy, France, the Netherlands, Spain, and beyond.
- Fast Response Times: Our dedicated B2B sales team provides quick, accurate quotes, keeping your procurement schedule on track.
- One-Stop Sourcing: Beyond the NX-EC0122, we supply related models (NX-EC0112, NX-EC0132), PLCs, HMIs, and servos from top brands like Mitsubishi, Schneider, and Pro-face.
- Proven Reliability: Trusted by procurement managers and engineers worldwide for transparent communication, strict quality control, and dependable B2B service.
Frequently Asked Questions
Yes, absolutely. We strictly supply 100% brand new and original Omron products. We do not sell refurbished, used, or counterfeit items under any circumstances.
Yes, we have ready stock available for the Omron NX-EC0122. This allows us to process your order quickly and avoid long manufacturing lead times.
The NX-EC0122 is a 1-channel incremental encoder input unit (PNP) used as a position interface. It reads high-speed signals from encoders to track positioning in CNC, packaging, and material handling machinery.
The NX-EC0122 seamlessly connects to Omron EtherCAT and EtherNet/IP Coupler Units. You can review the “Key Product Parameters” section on this page, or send your current system specifications to our team for verification.



