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Omron CJ1W-SCU31-V1 serial communication unit for PLCs

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Omron CJ1W-SCU31-V1

by Omron

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OverviewThe Omron CJ1W-SCU31-V1 is a vital serial communication control unit designed for effortless integration with Omron CJ-Series Programmable Logic Controllers. This sturdy unit significantly expands your PLC's connectivity, offering two independent serial ports compatible with both RS-232C and RS-422A/485 standards. Engineered for the demands of industrial automation, the CJ1W-SCU31-V1 ensures efficient and dependable data exchange between your PLC and a wide range of external equipment, including barcode scanners, human-machine interfaces, inverters, and sophisticated control systems. Its extensive protocol versatility and rapid communication capabilities guarantee stable and precise performance, making it an indispensable component for contemporary industrial applications.Key Features Dual-Port Connectivity: Features two serial communication ports, configurable for either RS-232C or RS-422A/485, providing extensive flexibility for connecting various industrial devices simultaneously. Broad Protocol Compatibility: Supports a wide array of communication protocols, such as Protocol Macro, Host Link, No-Protocol, NT Link, and Modbus (via function blocks), ensuring compatibility with almost any industrial communication requirement. High-Speed Data Exchange: Each channel supports adjustable baud rates up to 115.2 kbps, facilitating swift and efficient data transfer crucial for time-sensitive industrial processes. Simple Setup: Engineered for easy DIN rail mounting and direct, plug-and-play compatibility with Omron CJ-Series PLCs, reducing installation time and complexity. Consistent Reliability: Incorporates built-in buffer memory, ensuring stable and error-free data transmission even in challenging industrial environments, thereby improving system uptime and productivity. Compact Design: Its small footprint requires minimal panel space, optimizing cabinet arrangement and contributing to a more streamlined industrial setup. Technical Specifications Model: CJ1W-SCU31-V1 Communication Ports: 2 (selectable RS-232C/RS-422A/485) Baud Rate: Adjustable from 300 to 115.2 kbps Data Format: Supports 7 or 8 data bits; 1 or 2 stop bits; Odd, Even, or No parity options Power Input: 5 VDC (supplied directly from the PLC backplane) Power Consumption: Approximately 0.45 A Mounting: Standard DIN rail mounting Operating Temperature: 0°C to 55°C Dimensions: Approx. 90 mm (Height) × 31 mm (Width) × 85 mm (Depth) Certifications: CE, cULus compliant Applications Advanced Barcode & RFID Integration: Enables smooth connection and data acquisition from barcode scanners and RFID readers for inventory management, tracking, and quality control. HMI and Drive Communication: Establishes dependable serial links with Human-Machine Interfaces and various industrial drives, allowing for centralized control and monitoring. PLC-to-PLC Industrial Networking: Creates reliable communication channels between multiple Omron PLCs for synchronized operations and distributed control architectures. Data Acquisition from Sensors: Efficiently collects crucial data from industrial sensors, weighing systems, and other data-generating devices, essential for process optimization and reporting. Why ChooseThe Omron CJ1W-SCU31-V1 is an outstanding selection for enhancing the serial communication capabilities of your Omron CJ-Series PLCs. Its dual-port design offers unmatched versatility, enabling simultaneous connection and interaction with two separate devices, thus simplifying intricate system configurations. With support for numerous industrial protocols, this unit integrates smoothly into existing setups and adapts to future expansion needs. Its compact dimensions ensure efficient use of valuable cabinet space, while its robust construction and integrated reliability features guarantee continuous operation in the most demanding industrial settings.Order NowUpgrade your industrial automation system with the Omron CJ1W-SCU31-V1. Contact us today to place your order and ensure enhanced connectivity and performance for your operations.FAQWhat types of communication standards does the CJ1W-SCU31-V1 support?The unit supports both RS-232C and RS-422A/485 communication standards, offering broad compatibility with various industrial devices.How many serial ports does this unit have?It is equipped with two independent serial communication ports.What is the maximum baud rate supported by the CJ1W-SCU31-V1?Each channel can support flexible baud rates of up to 115.2 kbps.Is this unit compatible with all Omron PLCs?This unit is specifically designed for seamless integration and plug-and-play compatibility with Omron CJ-Series PLCs.Does the unit require an external power supply?No, the unit receives its 5 VDC power directly from the PLC backplane.

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$395.00
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PRODUCT DETAILS

Omron CJ1W-SCU31-V1

Overview

This is a genuine Omron component from the Omron PLCs family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Omron catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Omron automation ecosystem
  • Engineered to integrate inside Omron PLCs installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Omron equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Omron catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Omron platform with documented conversion notes for the Omron PLCs family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: CJ1W-SCU31-V1
  • Communication Ports: 2 (selectable RS-232C/RS-422A/485)
  • Baud Rate: Adjustable from 300 to 115.2 kbps
  • Data Format: Supports 7 or 8 data bits; 1 or 2 stop bits; Odd, Even, or No parity options
  • Power Input: 5 VDC (supplied directly from the PLC backplane)
  • Power Consumption: Approximately 0.45 A
  • Mounting: Standard DIN rail mounting
  • Operating Temperature: 0°C to 55°C
  • Dimensions: Approx. 90 mm (Height) × 31 mm (Width) × 85 mm (Depth)
  • Certifications: CE, cULus compliant

Applications

  • Advanced Barcode & RFID Integration: Enables smooth connection and data acquisition from barcode scanners and RFID readers for inventory management, tracking, and quality control.
  • HMI and Drive Communication: Establishes dependable serial links with Human-Machine Interfaces and various industrial drives, allowing for centralized control and monitoring.
  • PLC-to-PLC Industrial Networking: Creates reliable communication channels between multiple Omron PLCs for synchronized operations and distributed control architectures.
  • Data Acquisition from Sensors: Efficiently collects crucial data from industrial sensors, weighing systems, and other data-generating devices, essential for process optimization and reporting.

Why Choose the CJ1W-SCU31-V1?

The Omron CJ1W-SCU31-V1 is an outstanding selection for enhancing the serial communication capabilities of your Omron CJ-Series PLCs. Its dual-port design offers unmatched versatility, enabling simultaneous connection and interaction with two separate devices, thus simplifying intricate system configurations. With support for numerous industrial protocols, this unit integrates smoothly into existing setups and adapts to future expansion needs. Its compact dimensions ensure efficient use of valuable cabinet space, while its robust construction and integrated reliability features guarantee continuous operation in the most demanding industrial settings.

Availability & Shipping

  • In stock: CJ1W-SCU31-V1 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every CJ1W-SCU31-V1 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Omron

The unit supports both RS-232C and RS-422A/485 communication standards, offering broad compatibility with various industrial devices.

Machine down? We ship parts the same day.

New, surplus, and refurbished Omron inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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