Excellent PLC
Product Introduction
The Yokogawa SCP451-51 is a highly reliable power supply module designed for industrial automation systems, particularly in distributed control systems (DCS). Engineered with robust design principles, the SCP451-51 delivers consistent and efficient DC power for control and I/O modules within the CENTUM CS 3000 and CENTUM VP systems. With excellent noise immunity, wide temperature operation, and built-in diagnostics, it supports continuous plant operation even under demanding field conditions. Its compact size and modular architecture make it ideal for control panels with space constraints while maintaining Yokogawa’s high standards for performance and reliability.
Product Specifications
| Parameter | Value |
|---|---|
| Model Number | SCP451-51 |
| Product Type | Power Supply Module |
| Input Voltage | 100–120 V AC or 200–240 V AC, 50/60 Hz |
| Output Voltage | 5 V DC / 24 V DC (dual output) |
| Output Current | 6 A (5 V), 2 A (24 V) |
| Efficiency | ≥ 80% |
| Operating Temperature | 0°C to 50°C |
| Storage Temperature | -20°C to 70°C |
| Cooling Method | Natural air cooling |
| Installation Method | DIN rail or panel mount |
| Diagnostic Features | LED status indicators |
| Protection Features | Overvoltage, Overcurrent, Thermal shutdown |
| Communication Interface | N/A |
| Certifications | CE, UL, CSA |
| Dimensions | 22.5 x 100 x 115 mm |
| Weight | 0.2 kg |
Product Applications
The SCP451-51 power supply module is utilized across a range of industrial applications that demand reliable and uninterrupted DC power delivery. Key application areas include:
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Distributed Control Systems (DCS): Provides power to CPUs and I/O modules in Yokogawa CENTUM CS 3000 and VP series.
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Process Automation: Widely used in oil & gas, petrochemical, and pharmaceutical plants.
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Manufacturing Control Systems: Supports continuous operations in discrete manufacturing lines.
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Utility & Power Plants: Powers control logic and instrumentation in power generation and distribution systems.
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Marine & Offshore Automation: Suitable for harsh environments and high availability systems on ships and rigs.
Product Advantages
The Yokogawa SCP451-51 offers several advantages that make it a top-tier choice for critical power supply requirements:
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High Reliability: Designed for 24/7 operation in mission-critical environments.
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Dual Output Capability: Supports both 5V and 24V DC outputs for versatile power requirements.
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Compact and Modular: Saves panel space and simplifies maintenance or replacement.
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Excellent Protection Mechanisms: Built-in safeguards against overload, overvoltage, and overheating.
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Silent Operation: Fanless cooling design reduces noise and maintenance concerns.
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Compliance and Safety: Certified for industrial use globally with CE, UL, and CSA standards.
FAQs
Q1: What control systems is the SCP451-51 compatible with?
A1: It is compatible with Yokogawa’s CENTUM CS 3000 and CENTUM VP systems.
Q2: Can this module be used in high-temperature environments?
A2: Yes, it operates reliably within a temperature range of 0°C to 50°C.
Q3: Does it support redundant configurations?
A3: Yes, it can be used in redundant power supply configurations for high availability.
Q4: What type of mounting does it support?
A4: The module can be mounted on DIN rails or directly onto panels.
Q5: Are there LED indicators for diagnostics?
A5: Yes, it has built-in LED indicators for voltage and status monitoring.
Q6: Is the SCP451-51 suitable for marine applications?
A6: Yes, it is built to endure demanding environmental conditions including marine automation.
Q7: What protections are built into this power supply?
A7: It includes overvoltage, overcurrent, and thermal shutdown protections.
Q8: Does it provide both 5V and 24V outputs simultaneously?
A8: Yes, it delivers both outputs concurrently to support various connected modules.
Q9: Is this product fan-cooled?
A9: No, it uses natural convection for cooling, ensuring silent operation.
Q10: What certifications does the SCP451-51 hold?
A10: It is certified by CE, UL, and CSA for industrial usage worldwide.
Recommended Models from the Same Series or Related
| Model | Description | Output | Application |
|---|---|---|---|
| SCP451-50 | Standard version without diagnostics | 5V / 24V DC | General DCS systems |
| SCP451-52 | Enhanced diagnostic version | 5V / 24V DC | High-availability environments |
| SCP401 | Low-power power supply | 24V DC only | Compact DCS systems |
| SCP471 | High-output module | 5V / 24V DC | Redundant supply configurations |
| SCP452 | Isolated output variant | 5V / 24V DC | Sensitive instrumentation |
| SCP411 | Basic AC to DC converter | 24V DC | Auxiliary control systems |
Popular Yokogawa Models
| Model | Product Type | Key Function | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AIP830-001 | Analog Input Module | 16-channel analog input | 130 × 100 × 180 | 0.9 |
| AIP831-101 | Analog Input Module | High-speed, 16 channels | 130 × 100 × 180 | 0.95 |
| AOP830-002 | Analog Output Module | 8-channel analog output | 130 × 100 × 180 | 0.9 |
| CP451-10 | CPU Module | Main processor for DCS | 130 × 130 × 200 | 1.3 |
| PW402 | Power Supply Module | High-capacity 24V output | 100 × 200 × 250 | 2.1 |
| AMN11 | Communication Interface Module | Multi-network protocol support | 100 × 130 × 210 | 1.0 |
