OMRON CQM1-CPU43-V1 CPU Module – CQM1 Series Programmable Logic Controller
When a CPU module fails on the production floor, everything stops. Conveyor lines freeze, robotic arms halt mid-cycle, and every minute of downtime translates directly into lost revenue and missed delivery commitments. The OMRON CQM1-CPU43-V1 is the central processing unit that keeps your CQM1-series control system running — without it, your entire automation architecture is offline. Sourcing a verified, compatible replacement quickly is not optional; it is mission-critical.
The CQM1-CPU43-V1 occupies a key position within OMRON’s CQM1 Series — one of the most widely deployed compact PLC families in global industrial automation. Engineered for mid-range I/O capacity and high-speed ladder logic execution, this CPU module has earned its place in manufacturing plants, packaging lines, and process control systems across Asia, Europe, and the Americas. Its proven reliability and broad compatibility with CQM1 expansion I/O units make it a preferred choice for both OEM machine builders and MRO procurement teams worldwide.
Technical Specifications
- Model: CQM1-CPU43-V1
- Brand: OMRON
- Series: CQM1 Series PLC
- Unit Type: CPU Module
- Program Capacity: 7.2K words
- Data Memory: 6K words DM area
- I/O Points: Up to 256 I/O points (with expansion units)
- Execution Speed: 0.5 μs per basic instruction
- Built-in Ports: RS-232C peripheral port
- Power Supply: Supplied via CQM1 backplane / power supply unit
- Operating Temperature: 0°C to 55°C
- Storage Temperature: -20°C to 75°C
- Humidity: 10% to 90% RH (non-condensing)
- Weight: Approx. 600 g
- Compliance: CE, UL, cUL
Note: Specifications are based on published OMRON documentation. Always verify against the official OMRON datasheet for your specific application.
Key Features & Benefits
- High-Speed Execution: 0.5 μs per basic instruction enables fast scan times for demanding real-time control tasks.
- Generous Program Memory: 7.2K-word program capacity supports complex ladder logic without external memory expansion.
- Scalable I/O Architecture: Supports up to 256 I/O points via CQM1 expansion I/O units, adapting to growing machine requirements.
- Integrated RS-232C Port: Simplifies connection to HMIs, barcode readers, and programming devices without additional communication modules.
- Proven Field Reliability: Decades of deployment in harsh industrial environments validate its durability and long service life.
- Drop-in Replacement Compatibility: Direct replacement for existing CQM1 installations — no rewiring or reprogramming of the backplane required.
- Wide Ecosystem Support: Compatible with OMRON CX-Programmer and legacy SYSMAC Support Software for seamless program upload/download.
Industry & Equipment Applications
- Automotive Manufacturing: Body assembly line sequencing, welding robot coordination, and conveyor control.
- Food & Beverage Processing: Filling machine control, pasteurization line automation, and packaging line synchronization.
- Pharmaceutical Production: Tablet press control, blister packaging machines, and cleanroom HVAC automation.
- Textile & Printing: Loom control, tension regulation, and color registration systems.
- Material Handling: Palletizer control, automated storage and retrieval systems (AS/RS), and sortation conveyors.
- Water Treatment: Pump station sequencing, valve control, and process monitoring.
- Building Automation: Elevator control panels, HVAC systems, and access control integration.
System Integration & Compatible Parts
The CQM1-CPU43-V1 is designed to operate within the OMRON CQM1 modular PLC ecosystem. Compatible components include:
- Power Supply Units: CQM1-PA203, CQM1-PD026
- Digital I/O Units: CQM1-ID212, CQM1-OD212, CQM1-OD215
- Analog I/O Units: CQM1-AD041, CQM1-DA021
- Communication Units: CQM1-SCB41, CQM1-CLK21
- Programming Devices: OMRON CX-Programmer (CX-One Suite), PRO27-E hand-held programmer
- HMI Connectivity: OMRON NS Series, NB Series HMI panels via RS-232C
Contact our technical team if you need assistance verifying compatibility with your existing CQM1 rack configuration.
Our Quality Assurance Process
At Konmask.com, every OMRON CQM1-CPU43-V1 unit goes through a rigorous multi-stage verification process before shipment:
- Source Verification: Units are sourced from authorized distributors or verified surplus channels with full traceability documentation.
- Visual Inspection: Each unit is inspected for physical damage, counterfeit markings, and component integrity.
- Functional Testing: Where applicable, units undergo power-on testing and communication port verification.
- Anti-Static Packaging: All CPU modules are shipped in ESD-safe packaging with moisture barrier protection.
- Documentation: Certificate of conformity and inspection report available upon request.
How to Order
- Submit an inquiry via the Contact Us form or email support@konmask.com with your required quantity and delivery timeline.
- Our technical sales team will confirm availability, lead time, and provide a formal quotation within 24 business hours.
- Upon PO confirmation, we arrange secure packaging and dispatch with full shipment tracking.
- Post-delivery technical support is available for integration assistance.
Minimum Order Quantity: 1 unit | Lead Time: Subject to stock availability — contact us for current status.
Why Choose Konmask.com?
- ✅ Industrial Automation Specialists: Focused exclusively on PLC, DCS, servo, and automation components — not a generalist marketplace.
- ✅ Global Sourcing Network: Access to hard-to-find and discontinued OMRON parts through our verified supplier network.
- ✅ Technical Expertise: Our team includes experienced automation engineers who can advise on compatibility and integration.
- ✅ Fast Response: Quotations within 24 hours; urgent requirements handled with priority processing.
- ✅ Secure International Shipping: Export-compliant packaging and documentation for global B2B customers.
- ✅ After-Sales Support: We stand behind every unit we supply with responsive post-sale technical assistance.
Frequently Asked Questions
- Q: Is the CQM1-CPU43-V1 a direct replacement for the CQM1-CPU43?
- A: The V1 suffix denotes a revised hardware version. In most applications it is a direct drop-in replacement, but we recommend verifying your firmware version and I/O configuration with OMRON documentation or our technical team before installation.
- Q: Can this CPU module be programmed with CX-Programmer?
- A: Yes. The CQM1-CPU43-V1 is fully supported by OMRON CX-Programmer (part of the CX-One software suite) via the RS-232C peripheral port.
- Q: Do you supply new or refurbished units?
- A: We supply both new-in-box and professionally tested refurbished units depending on availability. The condition is clearly stated in your quotation. All units pass our quality inspection process regardless of condition.
- Q: What is the maximum I/O capacity of the CQM1-CPU43-V1?
- A: The CQM1-CPU43-V1 supports up to 256 I/O points when combined with compatible CQM1 expansion I/O units.
- Q: How do I request a quote for multiple units?
- A: Email support@konmask.com with your part number, quantity, and required delivery date. We respond within 24 business hours with pricing and availability.
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