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F3SP71-4S Yokogawa Sequence CPU Module | New & Original Stock

F3SP71-4S Yokogawa Sequence CPU Module | New & Original Stock

The Yokogawa F3SP71-4S, also cataloged as the F3SP71-4S Sequence CPU Module, operates as a dedicated hardware component for high-speed logic execution within FA-M3 controller platforms. This module provides direct electrical...

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Availability: Low stock: 99 left

SKU: F3SP71-4S
Vendor: Yokogawa
Category: Sequence CPU Module
Related Series:

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The Yokogawa F3SP71-4S, also cataloged as the F3SP71-4S Sequence CPU Module, operates as a dedicated hardware component for high-speed logic execution within FA-M3 controller platforms. This module provides direct electrical execution of object ladder language instructions, facilitating deterministic machine control through a stored-program, repetitive operation cycle.

Hardware Specifications

Parameter Specification
Model F3SP71-4S
Brand Yokogawa
Origin Japan
Weight 0.33 kg
Programming Language Object Ladder Language
Communication Ports USB 2.0 (12 Mbps), Ethernet
Memory Card Slot SD Memory Card (SDHC compatible)
I/O Control Mode Refreshing method / Direct I/O
Self Diagnostics Memory, CPU, I/O, Syntax verification

Industrial Control and Network Connectivity

The F3SP71-4S CPU manages control tasks by executing 40 basic instructions and 445 specialized application instructions, supporting complex automation logic. Its internal architecture is designed for deterministic network connectivity via integrated Ethernet and USB 2.0 ports, allowing for real-time firmware flash compatibility and rapid I/O density scaling. The module utilizes backplane bus communication to synchronize distributed I/O modules, ensuring that scan times remain consistent during peak processing loads. Firmware-level self-diagnostics continuously monitor memory integrity and syntax validity, providing a fail-safe state execution in the event of a runtime error.

Frequently Asked Questions

Q: Does the F3SP71-4S support hot-swapping during active system operation?

A: No, the module does not support hot-swapping. The controller rack must be powered down or placed in a defined maintenance mode before module removal or installation to prevent corruption of the backplane bus or hardware damage.

Q: How is the programming environment synchronized with the CPU?

A: Programming and logic updates are performed via the Ethernet or USB ports using the manufacturer-provided engineering software, which supports real-time syntax checking and online debugging during project development.

Field Installation Guidelines

  • Verify that the controller rack is de-energized prior to seating the F3SP71-4S module into the CPU slot.
  • Ensure proper alignment of the backplane connectors; avoid mechanical force that may distort the pin assembly.
  • Secure the module using the front-panel locking mechanisms to establish a path to the chassis ground rail and ensure resistance to mechanical vibration.
  • Route communication cables away from high-voltage AC power lines to mitigate electromagnetic interference (EMI) on the Ethernet and USB segments.
  • Ensure the SD memory card is properly seated in the slot for log file storage and project backup, adhering to ESD protection standards during handling.