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- Yokogawa
- SSC50D
- Safety Control Unit
- Japan
- 482.6 x 399.2 x 264.4 mm
- 8.5 kg
- Xiamen, China
- New & In Stock
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- 1 Year
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Yokogawa SSC50D is a safety control unit used in Safety Instrumented Systems (SIS) for industrial process safety applications.
It belongs to Yokogawa’s ProSafe-RS safety platform, which is widely used in high-risk industries requiring reliable safety logic execution and system protection.
The SSC50D is designed for safety monitoring, interlock control, and emergency shutdown (ESD) functions in large-scale industrial environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Yokogawa |
| Model | SSC50D |
| Product Type | Safety Control Unit |
| System Platform | ProSafe-RS SIS |
| Architecture | Safety controller configuration (system-dependent redundancy) |
| Communication | Vnet / ESB bus compatible |
| Mounting Type | 19-inch rack mounted |
| Function | Safety logic processing and system control |
| System Role | Central safety processing unit |
Physical Specifications
| Parameter | Details |
|---|---|
| Dimensions | 482.6 × 399.2 × 264.4 mm |
| Weight | 8.5 kg |
Function and Working Principle
The SSC50D operates as a central safety logic controller within a safety instrumented system.
Core Working Flow
- Field instruments measure process variables (pressure, temperature, flow, etc.)
- Safety I/O modules collect and transmit signals
- SSC50D processes safety logic in real time
- Output modules execute protective actions
- System maintains safe operating conditions under normal and fault scenarios
Key Functions
- Executes emergency shutdown (ESD) logic
- Performs safety interlock control
- Monitors industrial process conditions in real time
- Communicates with distributed safety I/O modules
- Provides diagnostic and fault detection functions
- Supports safe plant operation during abnormal conditions
System Role
Within the ProSafe-RS safety architecture:
- Field devices collect process data
- Safety I/O modules transmit signals
- SSC50D processes safety logic centrally
- Output modules trigger safety actions
- System ensures safe plant operating state
Industrial Applications
The SSC50D is used in safety-critical industries such as:
- Oil and gas production systems
- Petrochemical processing plants
- Refinery operations
- Chemical manufacturing facilities
- Power generation plants
- Burner management systems (BMS)
- Emergency shutdown systems (ESD)
Key Features
- Designed for industrial safety applications
- Integration with Yokogawa ProSafe-RS system
- Stable operation in harsh environments
- Continuous diagnostics and monitoring
- Suitable for complex safety logic execution
- Supports large-scale distributed safety systems
Advantages
- Reliable safety logic execution
- Strong integration with ProSafe-RS architecture
- Stable performance in continuous operation
- Suitable for mission-critical environments
- Supports complex industrial safety requirements
Installation Notes
- Installed in standard 19-inch industrial racks
- Requires proper grounding and shielding
- Must be integrated into ProSafe-RS system architecture
- Regular diagnostic checks recommended
- Often used in system-level safety configurations
FAQ
Q: What is SSC50D used for?
It is used for executing safety logic in industrial safety instrumented systems.
Q: Is it redundant?
It depends on system configuration; redundancy is typically implemented at system level.
Q: What industries use SSC50D?
Oil & gas, petrochemical, chemical, and power generation industries.
Q: What platform does it belong to?
It is part of the Yokogawa ProSafe-RS SIS system family.
Conclusion
The Yokogawa SSC50D Safety Control Unit is a robust industrial safety controller designed for critical process environments.
It provides reliable execution of safety logic and ensures stable operation of Safety Instrumented Systems in high-risk industries.