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- Yokogawa
- AER4D-05
- Terminal Board
- Japan
- 482.6 x 88.1 x 85 mm
- 1.5 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 AER4D-05 Terminal Board is an industrial signal termination module designed for Yokogawa distributed control systems (DCS). It is used to connect field wiring from sensors and transmitters to I/O modules, ensuring stable signal routing and organized wiring inside control cabinets.
This model is commonly used in analog or RTD-based measurement systems, providing reliable electrical connection and reducing wiring complexity in industrial automation environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Yokogawa |
| Model | AER4D-05 |
| Product Type | Terminal Board |
| Function | Signal termination and field wiring interface |
| Signal Type | RTD / Analog (system dependent) |
| Channel Capacity | 16-point configuration |
| Connection Type | M4 screw terminal blocks |
| Dimensions | 482.6 × 88.1 × 85 mm |
| Weight | 1.5 kg |
| Mounting Type | Rack-mounted / cabinet-mounted |
| System Compatibility | Yokogawa DCS / FIO systems |
| Insulation Resistance | ≥ 100 MΩ at 500 V DC |
| Withstand Voltage | 500 V AC for 1 minute |
| Operating Temperature | -40°C to +85°C |
Function and Working Principle
The AER4D-05 functions as a passive signal interface layer between field devices and control system I/O modules.
Its operation includes:
- Receiving analog or RTD signals from field instruments
- Terminating and organizing multi-point wiring connections
- Routing signals to Yokogawa I/O modules through internal cabling
- Maintaining electrical isolation to improve signal stability
- Reducing wiring complexity inside control cabinets
This structure improves both system reliability and maintenance efficiency.
Role in Industrial Control Systems
Within Yokogawa automation systems, the AER4D-05 serves as a key interface component:
- Acts as the central field wiring termination point
- Connects sensors and transmitters to DCS I/O modules
- Simplifies cabinet wiring layout
- Improves troubleshooting and maintenance efficiency
- Supports stable long-term signal transmission
It is an essential component in structured industrial control systems.
Industrial Applications
The Yokogawa AER4D-05 is widely used in:
- Distributed Control Systems (DCS)
- Oil and gas processing plants
- Petrochemical and refinery industries
- Power generation facilities
- Industrial instrumentation systems
- Process monitoring and control systems
It is particularly suitable for environments requiring stable analog or temperature signal wiring.
Installation and System Integration
For optimal performance, the AER4D-05 should be installed as follows:
- Mounted in industrial control cabinets or racks
- Connected to Yokogawa I/O modules via system cabling
- Field sensors wired directly into terminal blocks
- Proper grounding and shielding applied to reduce noise
- Organized cable routing for maintainability
Correct installation ensures signal integrity and reduces system faults.
Compatible System Components
The AER4D-05 typically works with:
- Yokogawa RTD / analog input modules
- Field sensors (RTDs, transmitters, depending on configuration)
- DCS control processors
- FIO / CENTUM system architectures
- Industrial wiring and junction systems
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| AER4D-00 | Terminal Board | Standard configuration | General DCS wiring |
| AER4D-10 | Terminal Board | Expanded channel support | Large-scale systems |
| AER4D-20 | Terminal Board | High-density wiring design | Complex cabinets |
| AET4D-05 | Terminal Board | Thermocouple interface | Temperature measurement systems |
| AEC4D-05 | Terminal Board | Digital signal version | Digital I/O systems |
Key Advantages
- Stable and reliable signal termination
- Reduces wiring complexity in control cabinets
- High durability for industrial environments
- Supports organized field device integration
- Improves maintenance and troubleshooting efficiency
- Compatible with Yokogawa DCS systems
Technical FAQs
What is the main function of the AER4D-05?
It connects field wiring to Yokogawa I/O modules for analog or RTD signal transmission.
Is it an active module?
No, it is a passive terminal board used for signal termination.
Where is it typically used?
It is used in industrial control cabinets within DCS systems.
Conclusion
The Yokogawa AER4D-05 Terminal Board is a reliable interface component used in industrial automation systems to ensure stable and organized signal connection between field devices and control modules. Its robust design, high reliability, and compatibility with Yokogawa systems make it essential in modern DCS architectures.