
Product Overview
The Yokogawa S2BN1D-11130 is a Base Plate used in Yokogawa N-IO (Network I/O) systems, commonly applied in ProSafe-RS safety instrumented systems and distributed control architectures. It serves as the mechanical and electrical foundation for mounting I/O modules, providing system power distribution, signal routing, and communication bus connections.
The base plate supports flexible I/O configurations and is designed for high reliability in safety-critical and process automation environments.
Technical Specifications
| Parameter |
Specification |
| Manufacturer |
Yokogawa |
| Model |
S2BN1D-11130 |
| Product Type |
Base Plate (N-IO System) |
| System Application |
ProSafe-RS / N-IO I/O system |
| Function |
I/O module mounting and system interface |
| Mounting Type |
DIN rail or wall mount |
| I/O Configuration |
Single or redundant |
| Communication Bus |
F-SB bus |
| Field Power Supply |
24 V DC system supply |
| Channels Support |
Multi-channel I/O configuration |
| Protection Rating |
Industrial-grade design |
| Dimensions |
248 × 134 × 171.9 mm |
| Weight |
1.4 kg |
Function and Working Principle
The S2BN1D-11130 Base Plate acts as the structural and electrical backbone of the N-IO system. It connects multiple I/O modules to the system backplane, distributes power, and enables communication between field devices and the controller.
It allows I/O modules to be installed in a modular structure where each module can independently handle signal processing while sharing a common communication and power infrastructure.
Operating Sequence
- I/O modules are mounted on the base plate.
- The base plate distributes power to connected modules.
- Field signals are routed through terminal interfaces.
- Communication is handled via the system bus.
- Process data is transmitted to the controller for processing.
Key Features
- Modular base structure for N-IO systems
- Supports single and redundant I/O configurations
- DIN rail and wall mounting options
- Stable power and communication distribution
- High reliability for safety-critical applications
- Easy installation and maintenance
- Flexible I/O module expansion capability
- Industrial-grade mechanical design
System Role
The S2BN1D-11130 serves as the foundation module in the Yokogawa N-IO architecture, enabling organized integration of I/O modules and ensuring stable system communication.
Typical System Architecture
Field Devices → I/O Modules → S2BN1D-11130 Base Plate → F-SB Bus → Safety/Control Controller → DCS / SIS System
Industrial Applications
The S2BN1D-11130 is widely used in:
- Oil and gas facilities
- Chemical and petrochemical plants
- Refinery automation systems
- Power generation plants
- Water and wastewater treatment
- Offshore platforms
- Safety Instrumented Systems (SIS)
- Process automation systems
- Industrial control networks
Installation Guidelines
- Mount the base plate on DIN rail or secure wall structure
- Ensure stable mechanical fixation before installing I/O modules
- Connect system power supply according to design specifications
- Properly connect F-SB communication bus cables
- Verify grounding to reduce electrical noise
- Install I/O modules carefully to avoid connector damage
- Perform system checks before commissioning
Compatible Components
The S2BN1D-11130 is compatible with:
- Yokogawa N-IO Analog Input Modules
- Yokogawa N-IO Digital Input Modules
- Yokogawa N-IO Digital Output Modules
- Yokogawa ProSafe-RS controllers
- Yokogawa Field Node Interface units
- F-SB bus communication modules
- Industrial power supply modules
Alternative Models
| Model |
Description |
| S2BN1D-11120 |
N-IO Base Plate variant |
| S2BN1D-12130 |
Alternative configuration base plate |
| S2MDV843 |
Digital I/O module |
| S2MMM843 |
Analog I/O module |
Advantages
- Flexible modular I/O configuration
- High system reliability and stability
- Supports redundant architectures
- Strong mechanical and electrical integration
- Easy expansion of I/O capacity
- Suitable for safety-critical systems
- Reduced wiring complexity
- Long operational service life
Frequently Asked Questions
What is the S2BN1D-11130 used for?
It is used as a base plate for mounting and connecting N-IO modules in Yokogawa safety and control systems.
Can it support redundant systems?
Yes, it supports both single and redundant I/O configurations.
What systems use this base plate?
It is used in Yokogawa ProSafe-RS and N-IO based systems.
How is it installed?
It can be installed on a DIN rail or mounted on a wall, depending on system design.
Conclusion
The Yokogawa S2BN1D-11130 Base Plate is a critical infrastructure component for N-IO and safety system architectures. With its modular design, reliable power distribution, flexible mounting options, and robust industrial construction, it provides a stable foundation for distributed I/O systems in demanding industrial environments.