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CJ1W-SCU21-V1 Omron

Name: CJ1W-SCU21-V1 Omron
Brand: Omron
SKU: CJ1W-SCU21-V1
Price: 800.0 USD
Availability: InStock

$561.00 - $800.00

$800.00

$561.00 - $800.00

$800.00

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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The CJ1W-SCU21-V1 is a Serial Communications Unit from Omron's CJ1 CPU Bus Unit family, providing dual RS-232C ports for serial link functionality. It operates as a CPU Bus Unit, enabling point-to-point or multipoint communication via protocol macro, Host Link, NT Link, Serial Gateway, no-protocol, or Modbus-RTU slave modes. It is used in industrial control systems to connect CJ-series PLCs to external serial devices such as HMIs, barcode readers, or other controllers. CJ1W-SCU21-V1 integrates into CJ-series racks and supports automated data exchange and backup of macro data.

Best Suited For

Connecting CJ-series PLCs to RS-232C devices
Implementing protocol macro-based serial control
Host Link or NT Link networked device interfaces
Modbus-RTU slave integration

Serial ports

2 × RS-232C

Mounts as

CPU Bus Unit, rack-mountable (up to 16 units)

Current consumption

0.28 A (24 V)

Functions

Protocol macro, Host Link, NT Link, Serial Gateway, No-protocol, Modbus-RTU Slave

Technical Specifications

I/O & Electrical

Serial ports

Port 1 and Port 2: RS-232C

Current consumption

0.28 A (24 V)

Communication & Power

Communications functions

Protocol macro, Host Link, NT Link (1:N), Serial Gateway, No-protocol, Modbus-RTU Slave

Data words exchanged with CPU

25 words (CIO Area), 20 words (DM Area: 10 words per port)

Physical & Environmental

Weight

110 g max.

Mounting

CPU Rack or Expansion Rack (up to 16 units)

Supported rack versions

Unit version 1.3 required for CJ1W-SCU21-V1

Certifications

UC1NLCE

Conforms to UC1 (cULus Class I Division 2), N (NK), L (Lloyd), CE directives.

1-Year Warranty

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USA Stock

Sourced and shipped from Texas, USA. Never anonymous overseas marketplace stock.

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Rockwell Automation documentation

Access official manuals, datasheets, and lifecycle information for this part directly from Rockwell Automation.

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Must Read: Disclaimer

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