YOKOGAWA F3SP21-ON CPU Module – FA-M3 Programmable Controller Series
When a CPU module fails on the production floor, the entire control system goes dark. Conveyor lines halt, process variables drift uncontrolled, and every minute of downtime translates directly into lost output and emergency maintenance costs. In high-stakes environments — from petrochemical plants to automotive assembly lines — the CPU module is the brain of the PLC system, and there is simply no substitute for a reliable, specification-matched replacement.
The YOKOGAWA F3SP21-ON is a dedicated CPU module for the FA-M3 series programmable controller, one of YOKOGAWA’s flagship automation platforms trusted by industrial engineers worldwide. Within the FA-M3 lineup, the F3SP21-ON occupies a mid-range performance tier, delivering robust multi-task program execution, high-speed I/O scanning, and seamless integration with YOKOGAWA’s extensive FA-M3 I/O and communication modules. Its proven reliability in continuous-process and discrete-manufacturing applications has made it a standard specification in industries across Asia, Europe, and the Americas.
Technical Specifications
- Part Number / SKU: F3SP21-ON
- Manufacturer: YOKOGAWA Electric Corporation
- Series: FA-M3 Programmable Controller
- Module Type: CPU Module
- Program Memory: Supports ladder diagram and structured text programming
- Multi-task Execution: Supports multiple independent task programs
- I/O Expansion: Compatible with FA-M3 series I/O, analog, and communication modules
- Communication: Built-in Ethernet / serial communication port (model-dependent)
- Power Supply: Supplied via FA-M3 base unit
- Weight: Approx. 2,140 g (module + packaging)
- Compliance: CE, UL (refer to YOKOGAWA official datasheet for full certifications)
Note: All specifications are based on publicly available YOKOGAWA documentation. Do not rely solely on this page — always verify against the official YOKOGAWA F3SP21-ON datasheet before engineering decisions.
Key Features & Benefits
- High-Speed Scan Cycle: Optimized instruction processing minimizes cycle time, critical for time-sensitive process control loops.
- Multi-Task Architecture: Run independent control programs simultaneously, reducing system complexity and improving fault isolation.
- Seamless FA-M3 Ecosystem Integration: Drop-in compatible with the full range of FA-M3 I/O, motion, and network modules — no additional adapters required.
- Robust Industrial Design: Built to withstand vibration, electrical noise, and wide temperature ranges typical of factory and process environments.
- Proven Long-Term Availability: As a core FA-M3 component, the F3SP21-ON has an established supply chain, making it a dependable choice for both new installations and long-term maintenance contracts.
- Engineering Tool Compatibility: Fully supported by YOKOGAWA’s WideField3 programming software for program development, monitoring, and diagnostics.
Industry & Equipment Applications
- Oil & Gas: Pipeline monitoring, compressor control, and wellhead automation systems.
- Chemical & Petrochemical: Batch process control, reactor management, and safety interlock systems.
- Power Generation: Turbine auxiliary control, boiler management, and substation automation.
- Automotive Manufacturing: Assembly line sequencing, robotic cell coordination, and quality inspection systems.
- Food & Beverage: CIP (Clean-in-Place) control, filling line automation, and temperature management.
- Water & Wastewater Treatment: Pump station control, dosing systems, and SCADA integration.
System Integration & Compatible Parts
The F3SP21-ON is designed to operate within the YOKOGAWA FA-M3 modular architecture. Typical compatible components include:
- Base Units: FA-M3 series base units (e.g., F3BU04-0N, F3BU08-0N, F3BU16-0N)
- Power Supply Modules: F3PU20-0S, F3PU30-0S
- Digital I/O Modules: F3XD32-3N, F3YD32-3N and compatible variants
- Analog Modules: F3AD08-6N, F3DA04-6N
- Communication Modules: F3LE01-5T (Ethernet), F3LC11-1F (PROFIBUS)
- Programming Software: WideField3 (ToolBox for FA-M3)
Contact our technical team if you need assistance confirming compatibility with your existing FA-M3 configuration.
Our Quality Assurance Process
- Source Verification: All YOKOGAWA modules are sourced from authorized distributors or verified surplus channels with full traceability documentation.
- Visual & Functional Inspection: Each unit undergoes physical inspection for connector integrity, label authenticity, and absence of damage or counterfeit indicators.
- Secure Packaging: Modules are packed in anti-static ESD bags with foam cushioning to prevent transit damage.
- Documentation: Certificate of conformity and inspection report available upon request.
How to Order
- Submit an inquiry via the Contact Us form or email [email protected].
- Provide your required quantity, delivery timeline, and destination country.
- Receive a formal quotation within 1 business day.
- Confirm order and arrange payment via T/T, L/C, or other agreed terms.
- Shipment arranged via DHL, FedEx, or sea freight — with full export documentation.
Why Choose Konmask.com?
- Specialized in industrial automation components — PLC, DCS, HMI, drives, and more.
- Global B2B supply with export experience to 50+ countries.
- Technical support from engineers familiar with YOKOGAWA FA-M3 systems.
- Competitive pricing with transparent quotation process — no hidden fees.
- Fast response: inquiries answered within 24 hours on business days.
Frequently Asked Questions
- Q: Is the YOKOGAWA F3SP21-ON in stock?
- A: Stock availability varies. Please submit an inquiry for real-time availability and lead time.
- Q: Can the F3SP21-ON replace other FA-M3 CPU modules?
- A: The F3SP21-ON is a specific model within the FA-M3 CPU range. Compatibility with other CPU variants depends on your program memory requirements and I/O configuration. Consult your YOKOGAWA system documentation or contact us for guidance.
- Q: Do you provide a warranty?
- A: Yes. We offer a standard 90-day warranty against defects in materials and workmanship. Extended warranty options are available — please inquire.
- Q: Can you supply the WideField3 programming software?
- A: We supply hardware modules only. WideField3 software is available directly from YOKOGAWA or their authorized distributors.
- Q: What documentation is available?
- A: We can provide inspection reports and sourcing documentation. Official YOKOGAWA datasheets and manuals are available from YOKOGAWA’s official website.
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