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- Yokogawa
- STB4S-00
- Terminal Blocks
- Japan
- 120 × 50 × 45 mm
- 0.3 kg
- Xiamen, China
- New & In Stock
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- 1 Year
- 1-3 Working Days
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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.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Yokogawa STB4S-00 is a pressure clamp terminal block used in industrial control and safety systems.
It is designed to provide reliable electrical connection between field wiring and Yokogawa control modules.
It is commonly used in DCS (Distributed Control Systems) and Safety Instrumented Systems (SIS), particularly within Yokogawa automation platforms.
The STB4S series is part of the digital signal terminal block family, used for structured wiring in control cabinets.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Yokogawa |
| Model | STB4S-00 |
| Product Type | Pressure Clamp Terminal Block |
| Signal Type | Digital I/O interface |
| System Compatibility | Yokogawa control & safety systems |
| Connection Type | Pressure clamp terminal |
| Mounting Type | DIN rail / system mounting interface |
| Function | Signal termination and wiring distribution |
Physical Specifications
| Parameter | Details |
|---|---|
| Dimensions | 120 × 50 × 45 mm |
| Weight | 0.3 kg |
Function and Working Principle
The STB4S-00 serves as an intermediate electrical interface between field devices and control system modules.
Core Working Principle
- Field wiring from sensors or actuators is connected to the terminal block
- The terminal block organizes and distributes signals safely
- Signals are transmitted to I/O modules inside the control system
- Pressure clamp mechanism ensures stable electrical contact without loose wiring
Key Functions
- Provides secure termination of field wiring
- Distributes digital I/O signals to control system modules
- Reduces wiring complexity inside control cabinets
- Improves maintenance and troubleshooting efficiency
- Ensures stable electrical contact in industrial environments
System Role
Within Yokogawa control architectures:
- Field devices generate input/output signals
- Wiring is routed into the terminal block (STB4S-00)
- Signals are safely distributed to I/O modules
- Control system processes and responds to signals
- Output signals are returned through the same structure
Industrial Applications
The STB4S-00 is used in a wide range of industrial automation systems:
- Oil and gas processing plants
- Petrochemical facilities
- Power generation systems
- Refinery control systems
- Chemical production plants
- Industrial DCS and SIS control cabinets
Key Features
- Pressure clamp wiring technology
- Stable and vibration-resistant connection
- Designed for industrial control cabinets
- Compatible with Yokogawa system modules
- Simplifies field wiring management
- Supports high-density control panel layouts
Advantages
- Fast and reliable wiring installation
- Reduced risk of loose connections
- Improved maintenance efficiency
- Compact design for control cabinets
- Stable long-term industrial operation
Installation Notes
- Mounted inside control cabinets (DIN rail or system frame)
- Requires correct wiring torque and insertion technique
- Must be paired with compatible Yokogawa I/O modules
- Wiring should follow system design standards
- Proper labeling recommended for maintenance
FAQ
Q: What is STB4S-00 used for?
It is used to terminate and distribute digital signals in industrial control systems.
Q: Is it an active device?
No, it is a passive terminal interface component.
Q: What systems is it compatible with?
It is designed for Yokogawa DCS and SIS platforms.
Q: What is its main function?
It ensures safe and organized field wiring connection to control modules.
Conclusion
The Yokogawa STB4S-00 Terminal Block is a key interface component in industrial automation systems.
It provides stable, organized, and reliable signal termination between field wiring and control system modules, supporting efficient operation of Yokogawa-based control architectures.