CJ1W-ECT21

Name: CJ1W-ECT21
Brand: OMRON
SKU: CJ1W-ECT21

The OMRON CJ1W-ECT21 is an EtherCAT Slave Unit designed for high-speed I/O communication in industrial automation systems. It supports node address settings via rotary switches or software, ensuring seamless integration with CJ/NJ Series networks.

Product ModelCJ1W-ECT21

Product ID59840

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Fast Data ExchangeThe CJ1W-ECT21 offers rapid data exchange between the EtherCAT master and CPU Unit, ensuring efficient communication in real-time applications.
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2. Adjustable Data Exchange SizesThis unit allows for adjustable data exchange sizes, ranging from 0 to 400 bytes, to accommodate various data transmission requirements.
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3. Easy IntegrationThe CJ1W-ECT21 integrates effortlessly with networks used by CJ/NJ Series, making it a versatile solution for diverse industrial automation setups.
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4. Node Address Setting FlexibilityNode addresses can be set using either rotary switches or software, providing flexibility in configuration and maintenance.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Max. expansion

Mounting

Mounts on CJ1W-SCU2x module

Type

CJ High Speed EtherCAT Slave Unit

Special function

Supports EtherCAT

Number of nodes or words unit supports

TxPDO 400byte max/RXPDO 400byte max

Connector type

RJ45 x 2