Yokogawa F3SP28-3S FA-M3 Sequence CPU Module

Product Overview

The Yokogawa F3SP28-3S functions as a high-performance Sequence CPU module for the FA-M3 "Range-free" multi-controller series. This processor executes complex automation logic using a stored program, repetitive operation method. It manages extensive I/O configurations while maintaining rapid scan times for high-speed production lines. We provide this unit as 100% Brand New and Original, ensuring your system benefits from the latest hardware stability and factory-guaranteed performance.

Technical Specifications

Engineering Advantages

• Optimized Execution Speed: The F3SP28-3S utilizes a dedicated sequence processor that handles repetitive operations with minimal jitter. This ensures consistent timing for high-speed packaging or assembly applications where millisecond precision determines output quality.

• Flexible I/O Addressing: Supporting up to 4,096 I/O points, this CPU allows for massive system expansion. It employs both the refresh method for standard cycles and direct I/O instructions for time-critical signals, giving engineers granular control over signal priority.

• Advanced Logic Structure: The module supports up to 1,024 program blocks. This modularity allows developers to partition complex code into manageable sections, which significantly simplifies troubleshooting and code reuse across different machine types.

• Memory Integrity: High-speed internal memory stores both structured ladder and mnemonic code. This dual-language support provides flexibility for engineers who prefer graphical logic or high-density text-based programming for optimization.

FAQs

• Does the F3SP28-3S require a specific battery for memory backup?

  Yes. The CPU utilizes an internal battery to retain the stored program and retentive data registers during power-off states. We recommend replacing the battery according to the FA-M3 maintenance schedule to prevent data loss.

• Can I upgrade from an older F3SP series CPU to the F3SP28-3S?

  The F3SP28-3S maintains backward compatibility with most FA-M3 base units and I/O modules. However, you must verify your WideField programming software version to ensure it supports the specific instruction set and block capacity of the 28-3S model.

• How do I handle I/O updates for time-sensitive tasks?

  While the CPU defaults to the "Refresh" method (updating all I/O at the end of a scan), you can use "Direct I/O" instructions within the ladder code. This forces an immediate update of specific inputs or outputs, bypassing the scan cycle delay.

• Is this module suitable for multi-CPU configurations?

  The FA-M3 architecture supports multi-CPU setups. You can install the F3SP28-3S alongside other CPUs (such as motion or PC CPUs) on the same backplane to distribute the processing load and enhance overall system throughput.