Product Overview
The Yokogawa SED2D-11 Digital Terminal Board is a reliable field connection interface designed for Yokogawa modular automation systems. It provides a convenient connection point between compatible digital I/O modules and field wiring, helping simplify cabinet installation while maintaining stable signal transmission performance.
The SED2D-11 belongs to Yokogawa’s 19-inch rack-mounted terminal board series and supports single or dual configuration arrangements. Compared with the standard SED2D version, the -11 model includes an integrated surge absorber, providing additional protection for connected field signal circuits in industrial environments.
Designed for easy maintenance and efficient wiring management, the SED2D-11 is widely used in process industries where dependable field connections and long-term equipment stability are required.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Yokogawa |
| Model | SED2D-11 |
| Product Type | Digital Terminal Board |
| Mounting Type | 19-inch Rack Mount |
| Compatible I/O Module | Yokogawa SDV521 Digital Output Module |
| Configuration | Single and Dual Configuration Support |
| Channel Arrangement | 4 channels × 4 groups |
| Signal Type | Digital Signal Interface |
| Connection Method | Dedicated signal cable connection |
| Cable Compatibility | AKB651 Connection Cable |
| Surge Absorber | Included |
| Terminal Connection | M4 Screw Terminal |
| Insulation Resistance | Minimum 100 MΩ (500 V DC) |
| Withstand Voltage | 2000 V AC for 1 minute |
| Operating Temperature | Approx. -20°C to +60°C |
| Relative Humidity | 10% to 90% RH (non-condensing) |
| Dimensions (Approx.) | 482.6 × 177 × 85 mm |
| Approximate Weight | 2.3 kg |
Typical Industrial Applications
The Yokogawa SED2D-11 is suitable for industrial installations requiring organized field wiring and reliable digital signal connections.
Common application areas include:
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Oil and gas facilities
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Petrochemical processing plants
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Chemical manufacturing sites
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Power generation facilities
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Water treatment plants
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Industrial utility systems
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Manufacturing automation projects
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Process monitoring installations
Its rack-mounted structure allows efficient cabinet organization and convenient integration into existing Yokogawa system configurations.
Key Features & Benefits
The SED2D-11 Digital Terminal Board provides several advantages for industrial users:
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Designed for Yokogawa digital signal applications
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Supports single and dual configuration arrangements
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Integrated surge absorber for improved field connection stability
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Compatible with SDV521 digital output modules
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Compact 19-inch rack installation design
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Simplifies cabinet wiring and maintenance
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Reliable signal distribution performance
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Durable construction for industrial environments
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Suitable for system expansion and replacement applications
Technical FAQs
1. What is the main function of the Yokogawa SED2D-11?
The SED2D-11 is a digital terminal board used to connect field wiring with compatible Yokogawa digital I/O modules.
2. Which module is compatible with the SED2D-11?
The SED2D-11 is designed for connection with the Yokogawa SDV521 Digital Output Module.
3. What does the "-11" suffix represent?
The "-11" version indicates that the terminal board includes a surge absorber compared with the standard version without this option.
4. What type of mounting does the SED2D-11 use?
The module uses a 19-inch rack-mounted installation format for industrial cabinet applications.
5. How many channels does the SED2D-11 support?
The terminal board supports a 4-channel × 4-group arrangement for compatible digital signal connections.
6. Does the SED2D-11 support redundant configurations?
Yes. The SED2D series supports both single and dual configuration arrangements.
7. Which cable is used with the SED2D-11?
The recommended connection cable is the Yokogawa AKB651 cable.
8. What are the physical dimensions of the SED2D-11?
The approximate dimensions are 482.6 × 177 × 85 mm.
9. What is the weight of the SED2D-11?
The approximate weight is 2.3 kg, making it suitable for rack installation and maintenance replacement.
10. Why choose the Yokogawa SED2D-11?
The SED2D-11 combines reliable field wiring capability, compact rack design, surge absorber integration, and Yokogawa system compatibility, making it a practical choice for industrial automation projects.
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