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Yokogawa SED2D-11 Digital Terminal Board with 16 or 32 Channels and Optical or Galvanic Isolation for Hot-swappable Industrial Automation
| Place of Origin | JAPAN |
| Brand Name | Yokogawa |
| Certification | CE |
| Model Number | SED2D-11 |
16 or 32 Channels Digital Terminal Board
,Optical or Galvanic Isolation I/O Terminal Board
,Hot-swappable Signal Termination Board
Manufacturer: Yokogawa | Product Number: SED2D-11 | Condition: New & In Stock
Dimensions: 482.6 x 177 x 85 mm | Weight: 2.3 kg | Warranty: 1 Year
The Yokogawa SED2D-11 Digital Terminal Board is a high-performance industrial interface module designed for digital signal transmission within Yokogawa's CENTUM VP and ProSafe-RS control systems. It serves as a connection interface between I/O modules and field devices, ensuring reliable, isolated, and interference-free digital signal communication.
Engineered for both digital input and output applications, the SED2D-11 board provides safe signal handling for field devices including switches, relays, and solenoids. Its robust construction and superior electrical isolation make it ideal for harsh industrial environments where consistent performance and electrical protection are critical.
Featuring LED status indicators, comprehensive fault diagnostics, and modular wiring options, the SED2D-11 enhances maintainability and reduces system downtime. It has become a standard choice for users seeking durable, flexible, and easily integrable digital terminal solutions in automation systems.
| Product Name | Yokogawa SED2D-11 Digital Terminal Board |
| Manufacturer | Yokogawa Electric Corporation |
| Product Type | Digital I/O Terminal Board |
| Function | Signal termination and transmission for discrete I/O channels |
| Compatible Systems | CENTUM CS 3000, CENTUM VP, ProSafe-RS |
| Input Type | Discrete / Digital (ON/OFF) |
| Output Type | Relay or transistor, depending on connected module |
| Number of Channels | 16 or 32 (depending on system configuration) |
| Isolation Method | Optical or galvanic isolation |
| Input Voltage | 24 VDC nominal (tolerance ±10%) |
| Signal Logic | High = ON, Low = OFF |
| Input Current | 5-8 mA per channel |
| Output Load Capacity | Max. 0.5 A per channel |
| Response Time | <5 ms typical |
| Connector Type | Screw or clamp terminal |
| Mounting Method | Rack or panel mount |
| Protection Features | Overvoltage, reverse polarity, surge protection |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | -20°C to +70°C |
| Humidity | 10%-90% RH, non-condensing |
| Power Consumption | Approx. 3 W |
| Dimensions (W × H × D) | 482.6 x 177 x 85 mm |
| Weight | 2.3 kg |
| Certification | CE, UL, CSA, RoHS |
| Maintenance | Hot-swappable, LED channel indicators |
| Diagnostic Function | Channel fault detection and signal verification |
The SED2D-11 is widely used across industrial control and automation systems, ensuring stable signal processing for critical operations.
- Distributed Control Systems (DCS) - Interfaces field equipment with central processors in process automation
- Safety Instrumented Systems (SIS) - Used in ProSafe-RS systems for discrete safety inputs and outputs
- Oil & Gas Industry - For emergency shutdown systems and valve position monitoring
- Power Generation - Supervises and controls breaker signals and turbine control logic
- Chemical & Petrochemical Plants - Handles interlock and status signal processing
- Water Treatment Facilities - Controls solenoid valves, switches, and flow indicators
- High Signal Reliability - Ensures stable and interference-free communication in electrically noisy environments
- Built-in Protection - Overvoltage and reverse polarity protection safeguard both module and field devices
- Modular Structure - Facilitates fast maintenance and system expansion
- LED Channel Indication - Provides instant visual status of each signal channel
- Redundant Configuration Support - Ensures continuous operation during module failure
- Compact Design - Saves panel space while offering high channel density
- Certified Quality - Compliant with major industrial and environmental standards
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| SED2T-11 | Transistor output terminal board | Output | 32 channels | Fast electronic switching |
| SED2I-11 | Isolated digital input terminal board | Input | 16 channels | Optical isolation design |
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| PDM104 | Power Supply Module | DCS | Wide input range, high reliability |
| SB401-10 | Communication Module | Field Control Unit | High-speed redundant networking |
| AV55D | Digital Input Module | CENTUM VP | High-density 32-channel input |
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