Omron NX-ECC201 NX Series EtherCAT Coupler Unit 2 Ports 4A

Omron NX-ECC201 is an EtherCAT coupler unit for the NX series I/O system. Connects NX I/O units to an EtherCAT network as a single slave node. Supports Distributed Clock for synchronized I/O refreshing. Two RJ45 EtherCAT ports for daisy‑chain topology. DIN rail mounting. Delivered with end cover.

Applications:

• Remote I/O control via EtherCAT network

• Machine automation and high‑speed control systems

• Factory automation and distributed I/O integration

• Mixed standard and safety I/O in one slave terminal

Core Specifications:

• Number of connectable NX Units: 63

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

• Communications cycle (DC Mode): 250 … 4,000 μs (depends on master and configuration)

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

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

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

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

• USB port: 1 (programming and configuration)

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 %

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

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

• Maximum I/O power supply current: 4 A

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

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

Physical & Environmental Specifications:

• Enclosure rating: IP20

• Mounting: DIN rail (35 mm)

• Connection: RJ45 (communication), spring terminal (power)

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

• Weight: approx. 170 g

• Operating temperature: 0 °C … 55 °C

• Storage temperature: –25 °C … 70 °C

System Integration:

• 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 Free‑Run refreshing, Synchronous I/O refreshing, and Time stamp refreshing.

• 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‑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)