Omron NX-ECC202 NX Series EtherCAT Coupler Unit 2 Ports 63 I/O Units

Omron NX-ECC202 is an EtherCAT slave coupler unit for the NX series I/O system. Connects up to 63 NX I/O units to an EtherCAT network as a single slave node. Supports Distributed Clock (DC) for synchronized I/O refreshing. Two RJ45 EtherCAT ports for daisy‑chain topology. DIN rail mounting. Delivered with end cover.

Applications:

• Machine automation and high‑speed control systems

• Factory network integration for distributed I/O

• Real‑time data communication with EtherCAT master controllers

• Packaging machinery, robotics, and process control systems

Core Specifications:

• Number of connectable NX Units: 63 max.

• Communications cycle (DC Mode): 125 μs to 10,000 μs (configurable)

• I/O jitter performance: Inputs 1 μs max., Outputs 1 μs max.

• Send/receive PDO data sizes: 1,024 bytes max. each

• Mailbox data size: Input 256 bytes, Output 256 bytes

• Number of EtherCAT ports: 2 × RJ45 (100BASE‑TX)

• USB port: 1 (programming and configuration)

• Node address setting range: rotary switches 1–199 / Sysmac Studio 1–512

Power Supply Specifications:

• Unit power supply voltage: 24 V DC (range 20.4 … 28.8 V DC)

• NX Unit power supply capacity: 10 W max.

• NX Unit power supply efficiency: 70%

• Maximum I/O power supply current: 10 A

• I/O power supply voltage: 5 … 24 V DC (range 4.5 … 28.8 V DC)

• Current capacity of power supply terminals: 4 A max.

• Power consumption (NX Unit power): 1.45 W max.

• Isolation: No isolation between NX Unit power supply and unit power supply terminals

Refreshing Methods:

• Free‑Run refreshing

• Synchronous I/O refreshing

• Time stamp refreshing

• Task period prioritized refreshing

Environmental & Physical Specifications:

• Enclosure: Mounted in a panel (IP20)

• Mounting: DIN rail (35 mm)

• Termination style: RJ45 (communication), spring terminal (power)

• Ambient operating temperature: 0 °C … 55 °C

• Ambient operating humidity: 10% … 95% (non‑condensing, no icing)

• Ambient storage temperature: –25 °C … 70 °C

• Altitude: 2,000 m max.

• Pollution degree: 2 or less (IEC 61010‑2‑201)

• Vibration resistance: 3.5‑mm amplitude at 5 … 8.4 Hz, 9.8 m/s² at 8.4 … 150 Hz (IEC 60068‑2‑6)

• Shock resistance: 147 m/s², 3 times each in X, Y, Z directions (IEC 60068‑2‑27)

• Dimensions (W × H × D): 46 mm × 100 mm × 71 mm

• Weight: approx. 170 g

Compatibility information:

• This coupler belongs to the Omron NX series I/O system.

• Connects to an EtherCAT master (e.g., NJ/NX/NY series CPU units) via two RJ45 ports.

• Up to 63 NX I/O units (digital, analog, safety) can be connected to a single coupler.

• Supports mixed use of standard and high‑performance NX units.

• Configuration and diagnostics performed using Sysmac Studio automation software via USB port.

Related Products:

• NX‑ID5442 – 16‑point PNP digital input unit

• NX‑OD5256 – 16‑point PNP digital output unit

• NX‑AD3603 – 4‑channel analog input unit

• NX‑PF0630 – Additional I/O power supply unit (4 A, 5‑24 V DC)

• NX‑PD1000 – Additional NX unit power supply (24 V DC, 10 W)