Yokogawa SSC10S ProSafe-RS Safety Control Unit

Product Overview

The Yokogawa SSC10S serves as the core Safety Control Unit for the ProSafe-RS Safety Instrumented System (SIS). This high-integrity logic solver executes critical safety functions, including Emergency Shutdown (ESD) and Fire and Gas (F&G) protection. It processes inputs from field sensors and commands safety outputs to maintain the plant in a safe state during abnormal process conditions. We supply this unit as 100% Brand New and Original, manufactured in the United States, providing the certified hardware required to meet stringent international safety standards.

Part Number Breakdown

The SSC10S identifier specifies the functional capacity and hardware revision of the safety controller:

Technical Specifications

The SSC10S utilizes specialized architecture to perform high-speed safety logic calculations with internal self-diagnostics.

• Type: Safety Control Logic Solver.

• System Compatibility: Yokogawa ProSafe-RS.

• Safety Integrity Level: SIL3 certified (when configured in redundant pairs).

• Dimensions: 3.2 cm x 13.3 cm x 15.2 cm.

• Weight: 0.3 kg.

• Country of Origin: United States.

• Communication: High-speed Vnet/IP or Vnet safety bus interface.

• Condition: Guaranteed 100% Brand New Original.

Engineering Advantages

The SSC10S provides specific technical solutions for safety-critical industrial environments:

• Rigorous SIL3 Compliance: This unit facilitates the implementation of safety instrumented functions (SIF) up to SIL3. Internal diagnostic circuits constantly monitor the CPU and memory health, ensuring that the controller defaults to a safe state if it detects an internal hardware fault.

• High-Speed Logic Execution: The SSC10S solves complex Boolean and arithmetic safety logic with minimal scan times. This rapid response ensures that the system initiates shutdown sequences within the required Process Safety Time (PST), protecting high-pressure or high-temperature assets from catastrophic failure.

• Seamless DCS Integration: While operating as an independent safety solver, the SSC10S integrates natively with CENTUM VP DCS environments. This allows operators to monitor safety statuses from the standard Human Interface Station (HIS) while maintaining the physical and logical separation required by IEC 61508/61511 standards.

• Hardware Hardening for Industrial Stability: United States manufacturing standards ensure high-grade component selection. The unit withstands the electromagnetic interference (EMI) typical in large-scale industrial plants, preventing nuisance trips caused by electrical noise from large motors or power switching.

FAQs

• Does the SSC10S support redundant configurations?

  Yes. Engineers typically install the SSC10S in a dual-redundant (1-out-of-2D) configuration. This setup ensures that the plant remains protected even if one control unit requires maintenance or experiences a fault, maximizing both safety and plant availability.

• Is this unit compatible with older ProSafe-RS versions?

  The SSC10S maintains backward compatibility with most ProSafe-RS software revisions. However, we recommend verifying your existing Vnet/IP bus speed and software license version to ensure full functional transparency after installation.

• What is the significance of the "United States" country of origin?

  Yokogawa manufactures the SSC10S in the U.S. to comply with specific regional quality certifications and supply chain requirements for global oil, gas, and petrochemical projects, ensuring consistent build quality across international sites.

• How do I confirm the unit is 100% Brand New?

  Every SSC10S we ship arrives in its original Yokogawa factory box. The unit features an intact manufacturer’s seal, matching serial numbers on the hardware and the packaging, and full traceability documentation to confirm it has zero field usage.