*Image shown is a representation only. Actual product may vary.
Omron CJ1W-PRM21
by Omron
Read verified buyer reviews ↓OverviewThe Omron CJ1W-PRM21 PROFIBUS DP Master Module is an essential item for contemporary industrial automation setups. It is specifically designed to enhance the functionality of Omron CJ-series PLCs. This sophisticated communication module ensures rapid and dependable data exchange with various PROFIBUS-compatible devices, including remote I/O units, sensors, actuators, and drives. Optimized for performance in distributed automation and complex process control, the CJ1W-PRM21 guarantees exceptional efficiency and effortless integration in demanding industrial environments. Its robust construction and advanced technology make it invaluable for facilities focused on optimizing operational workflows and ensuring data integrity.Key Features PROFIBUS DP Master Functionality: Facilitates simple communication and control for PROFIBUS DP slave devices, improving network organization and system response. High-Speed Data Exchange: Supports data rates up to 12 Mbps, offering real-time performance and immediate data processing vital for dynamic industrial operations. Flexible Network Configuration: Allows connection of up to 125 PROFIBUS DP slave devices within a single network, providing extensive scalability. Intuitive Status Monitoring: Equipped with LED indicators for RUN, COMM, and ERROR statuses, offering quick diagnostics and aiding in troubleshooting. Compact and Integrated Design: Fits perfectly into existing CJ-series PLC racks, eliminating the need for additional space and simplifying the installation process. Effortless Setup & Integration: Configuration is simplified using Omron's proprietary CX-ConfiguratorFDT software, ensuring quick deployment and minimal downtime. Reliable Industrial Communication: Optimized for challenging applications in process control, factory automation, and distributed I/O systems, ensuring consistent performance. Technical Specifications Model: CJ1W-PRM21 Communication Protocol: PROFIBUS DP (adheres to IEC 61158/61784 standards) Baud Rate: Adjustable from 9.6 kbps up to 12 Mbps Number of Slave Devices: Manages up to 125 PROFIBUS DP slaves simultaneously Data Exchange Cycle Time: Achieves a rapid cycle time, starting from 1 ms (varies with network configuration) Status Indicators: RUN, COMM, and ERROR LEDs for immediate operational feedback Mounting Type: Designed for secure DIN rail mounting within CJ-series PLC racks Ambient Operating Temperature: 0 to 55°C Ambient Storage Temperature: -20 to 75°C Humidity: 10% to 90% (non-condensing recommended) Vibration Resistance: Withstands 10-57 Hz with 0.075 mm amplitude Applications Industrial Automation: Facilitates high-speed PROFIBUS DP communication across various factory settings, enhancing control and data flow. Distributed I/O Systems: Enables seamless linking of remote I/O devices to a central PLC, leading to streamlined control and reduced wiring complexity. Motion Control & Robotics: Integrates servo drives and actuators with Omron PLCs for precise motion control and robotic applications. Process Automation: Provides robust support for real-time monitoring and exact control of complex production processes, optimizing output and efficiency. Why ChooseThe Omron CJ1W-PRM21 PROFIBUS DP master module represents a leading example of industrial communication technology. It is a powerful, exceptionally dependable solution engineered to integrate Omron CJ-series PLCs into advanced PROFIBUS networks with remarkable ease. With its proven capability for high-speed communication, straightforward configuration, and seamless integration, this module is an upgrade that significantly enhances operational efficiency.Order NowEnhance your industrial automation capabilities with the Omron CJ1W-PRM21 PROFIBUS DP Master Module. Contact us today to place your order or request more information from our expert team.FAQWhat is the primary function of the CJ1W-PRM21 module?The CJ1W-PRM21 module serves as a PROFIBUS DP Master, facilitating high-speed data exchange and control between Omron CJ-series PLCs and various PROFIBUS-compatible slave devices in industrial automation systems.How many PROFIBUS DP slave devices can this module support?This module is capable of managing up to 125 PROFIBUS DP slave devices simultaneously within a single network, providing extensive scalability for diverse applications.What software is used for configuring the CJ1W-PRM21?Configuration of the CJ1W-PRM21 module is streamlined using Omron's proprietary CX-ConfiguratorFDT software, ensuring quick and efficient setup.
USA — Free FedEx Priority & UPS Ground · Worldwide shipping available
For more quantity please contact Customer Service
Fast Shipping
Dispatched quickly on in-stock items via UPS, FedEx & DHL worldwide.
Availability
Thousands of parts in stock — ready for immediate dispatch from Florida.
Payment Flexibility
AMEX, Visa, MasterCard, PayPal, Discover and wire transfer accepted.
Omron CJ1W-PRM21
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:
- Exact replacement — same Omron catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- 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-PRM21
- Communication Protocol: PROFIBUS DP (adheres to IEC 61158/61784 standards)
- Baud Rate: Adjustable from 9.6 kbps up to 12 Mbps
- Number of Slave Devices: Manages up to 125 PROFIBUS DP slaves simultaneously
- Data Exchange Cycle Time: Achieves a rapid cycle time, starting from 1 ms (varies with network configuration)
- Status Indicators: RUN, COMM, and ERROR LEDs for immediate operational feedback
- Mounting Type: Designed for secure DIN rail mounting within CJ-series PLC racks
- Ambient Operating Temperature: 0 to 55°C
- Ambient Storage Temperature: -20 to 75°C
- Humidity: 10% to 90% (non-condensing recommended)
- Vibration Resistance: Withstands 10-57 Hz with 0.075 mm amplitude
Applications
- Industrial Automation: Facilitates high-speed PROFIBUS DP communication across various factory settings, enhancing control and data flow.
- Distributed I/O Systems: Enables seamless linking of remote I/O devices to a central PLC, leading to streamlined control and reduced wiring complexity.
- Motion Control & Robotics: Integrates servo drives and actuators with Omron PLCs for precise motion control and robotic applications.
- Process Automation: Provides robust support for real-time monitoring and exact control of complex production processes, optimizing output and efficiency.
Why Choose the CJ1W-PRM21?
The Omron CJ1W-PRM21 PROFIBUS DP master module represents a leading example of industrial communication technology. It is a powerful, exceptionally dependable solution engineered to integrate Omron CJ-series PLCs into advanced PROFIBUS networks with remarkable ease. With its proven capability for high-speed communication, straightforward configuration, and seamless integration, this module is an upgrade that significantly enhances operational efficiency.
Availability & Shipping
- ▸In stock: CJ1W-PRM21 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-PRM21 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Omron
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.
Related Omron resources
What Verified Buyers Say
No reviews yet for this product. Be the first verified buyer to share your experience — we email a review invitation after every purchase.
Independent Supplier Notice
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.