Omron NX-EC0122 Encoder Input Module

The NX-EC0122 is a precision incremental encoder input unit designed for the Omron NX I/O system. Featuring 1 channel of high-speed PNP incremental input, this compact module supports 500 kHz single-phase input frequency and offers high-resolution signal capture ideal for motion control applications.

With selectable input processing modes including free running, synchronous, and task period prioritized, it provides the flexibility to integrate into complex automation systems with demanding real-time feedback needs.

Technical Specifications

Model: NX-EC0122
Product Type: Encoder Input Module
I/O System Compatibility: NX I/O Bus
Encoder Input Type: Incremental, PNP
Number of Encoder Channels: 1
Max. Input Frequency (A/B Phases): 500 kHz (Single Phase)
Max. Input Frequency (A-B Phase Difference): 125 kHz
Max. Input Frequency (Z Phase): 125 kHz
Pulse Output Channels: 0
Max. Pulse Output Frequency: Not applicable
Signal Processing Modes: Free running, Synchronous, Task period prioritized

Electrical Specifications

• Input Voltage Range: 5 to 24 VDC
• Input Signal Type: PNP open collector or voltage output
• Input Impedance: Approx. 3.3 kΩ
• Internal Current Consumption (5 VDC): Approx. 0.65 W
• Short-circuit Protection: Not applicable

Mechanical Specifications

• Mounting Type: DIN-rail
• Terminal Type: Screwless push-in
• Number of Connectors: 1
• Detachable Connector: No
• Enclosure Type: Modular housing
• Dimensions (H × W × D): 104.5 × 12 × 80.1 mm
• Weight: 70 g

Environmental Conditions

• Operating Temperature: 0 to 55°C
• Storage Temperature: –25 to 70°C
• Relative Humidity: 10% to 95% RH (non-condensing)
• Vibration Resistance: IEC 60068-2-6 compliant
• Shock Resistance: IEC 60068-2-27 compliant
• Degree of Protection: IP20

Standards & Compliance

• Certifications: CE, RoHS
• SIL (IEC 61508): None
• Standards Met: EN61010-2-201, EN61131-2

Key Features & Benefits

✅ High-Speed Encoder Input. Supports up to 500 kHz for A/B phase signals with precise 125 kHz Z phase monitoring.

✅ Compact 12 mm Design. Ultra-slim module fits easily into dense control cabinets.

✅ Flexible Signal Modes. Choose between free running, synchronous, or task-prioritized processing.

✅ Push-In Terminals. Screwless wiring design enables fast, secure installation.

✅ Reliable Feedback Interface. Perfect for servo control, positioning, or rotational speed measurement.

📦 Available Now from Drive Outlet Megastore

The Omron NX-EC0122 delivers ultra-fast encoder signal input in a compact, intelligent module ideal for OEMs, machine builders, and automation integrators. Designed to work seamlessly within Omron’s Sysmac platform, it brings performance, reliability, and efficiency to modern control architectures.

Contact us today to request a quote or check stock availability.

Accurate position. Instant feedback. Engineered for performance. – Drive Outlet Megastore