Product Details
Product Overview
The Yokogawa F3SP71-4S acts as the high-performance computational core for the FA-M3 Range-free multi-controller series. This Sequence CPU Module executes complex logic at ultra-high speeds, managing large-scale industrial processes with precision. We supply this unit as 100% Brand New and Original, ensuring your control system benefits from the latest firmware and factory-certified hardware integrity.
Technical Specifications
The F3SP71-4S utilizes a stored-program, repetitive operation mode to maintain consistent cycle times for critical logic.
| Feature | Specification Details |
| Control Mode | Stored program, repetitive operation |
| I/O Control Mode | Refreshing method / Direct I/O instructions |
| Programming Language | Object ladder language |
| Instruction Set | 40 Basic / 445 Application instructions |
| Connectivity | USB 2.0 (12 Mbps) & Ethernet Port |
| Expansion Slot | SD Memory Card (SDHC compatible) |
| Self-Diagnostics | Memory, CPU, I/O, and Syntax checking |
| Shipping Weight | 3.0 Kg |
| Condition | 100% Brand New Original |
Engineering Advantages
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High-Speed Execution: This CPU processes 485 distinct instructions, allowing it to handle intricate mathematical calculations and rapid sequence logic simultaneously. The "Refreshing method" ensures the CPU updates all I/O states systematically, maintaining predictable performance in high-speed manufacturing environments.
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Integrated Communication Hub: The onboard Ethernet and USB 2.0 ports eliminate the need for separate communication modules in many applications. This direct connectivity streamlines data acquisition for SCADA systems and simplifies local programming via standard PC interfaces.
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Robust Diagnostic Engine: The F3SP71-4S constantly monitors its own hardware health. It detects memory errors, CPU malfunctions, and I/O irregularities in real-time. This proactive error detection prevents the controller from executing corrupted logic, shielding downstream machinery from damage.
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Flexible Data Storage: The SDHC-compatible SD card slot facilitates large-scale data logging and easy project backup. Maintenance engineers can update program versions or retrieve historical process data without a permanent PC connection, significantly reducing onsite troubleshooting time.
FAQs
What programming environment does the F3SP71-4S require?
The module utilizes Yokogawa's Object Ladder Language. You typically use the WideField3 programming software to develop, debug, and download logic to this CPU.
Does this CPU support high-capacity SD cards?
Yes. The SD memory card slot is SDHC compatible. This allows you to use higher-capacity cards for storing extensive trend data, recipe files, or project documentation directly on the module.
Can I perform direct I/O control with this module?
Absolutely. While it primarily uses the refreshing method for standard operations, it also supports "Direct I/O instructions." This allows the CPU to bypass the standard refresh cycle for time-critical inputs or outputs that require immediate action.
Is this unit a refurbished or used model?
No. We offer only 100% Brand New Yokogawa hardware. Each F3SP71-4S arrives in its original factory packaging, complete with a unique manufacturer serial number to guarantee its origin and service life
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.