
Product Overview
The Yokogawa SSC10D is a duplex safety control unit used in safety instrumented systems (SIS).
It is designed for high-reliability industrial safety control applications where continuous operation and fault tolerance are required.
It is typically used in process industries such as oil & gas, chemical plants, and power generation systems.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Yokogawa |
| Model |
SSC10D |
| Product Type |
Duplex Safety Control Unit |
| System |
ProSafe-RS Safety Instrumented System |
| Architecture |
Dual-redundant (duplex CPU configuration) |
| Mounting Type |
19-inch rack mounted |
| Interface |
ESB bus / system communication |
| Application |
Safety logic execution and control |
Physical Specifications
| Parameter |
Details |
| Dimensions |
482.6 × 266 × 88.1 mm |
| Weight |
13 kg |
Function and Working Principle
The SSC10D is a safety controller that executes safety logic and ensures plant protection functions.
Core Functions
- Executes safety shutdown logic
- Monitors system status in real time
- Provides redundant (duplex) processing for fault tolerance
- Communicates with safety I/O modules via ESB bus
- Ensures safe operation even in case of hardware failure
System Role
The SSC10D is the central processing unit in a safety instrumented system:
- Field devices → send signals via I/O modules
- Safety node units → collect and transmit data
- SSC10D → processes safety logic
- Output systems → execute shutdown or control actions
Key Features
- Duplex redundant CPU architecture
- High reliability for safety-critical systems
- Designed for continuous industrial operation
- Supports large-scale safety I/O systems
- Integrated diagnostics and fault detection
Application Areas
- Oil & gas production systems
- Petrochemical plants
- Power generation plants
- Refining industries
- Chemical processing plants
- Industrial safety shutdown systems
Key Advantages
- High safety integrity and fault tolerance
- Continuous operation even during partial failures
- Strong integration with Yokogawa SIS architecture
- Scalable for large industrial systems
- Designed for mission-critical environments
Conclusion
The Yokogawa SSC10D Duplex Safety Control Unit is a high-reliability safety controller designed for industrial safety instrumented systems, providing redundant processing and ensuring safe plant operation in critical industrial environments.