Process Control Solution – Yokogawa SCP451-51 | STARDOM SCU Series
The Yokogawa SCP451-51 is a high-performance signal conditioner module designed for the STARDOM SCU (Station Control Unit) series. It provides reliable analog signal isolation, conversion, and conditioning in demanding industrial environments — from oil refineries to power generation facilities.
Where This Product Is Used
- Oil & Gas Processing: Signal isolation between field transmitters and DCS/SCADA systems in upstream and downstream facilities.
- Power Generation: Conditioning of 4–20 mA signals from turbine and boiler instrumentation loops.
- Chemical & Petrochemical Plants: Galvanic isolation to prevent ground loops in multi-loop process control panels.
- Water & Wastewater Treatment: Reliable signal transmission across long cable runs in pump stations and treatment plants.
- Pulp & Paper / Food & Beverage: Integration with Yokogawa STARDOM FCN/FCJ controllers for distributed process automation.
Technical Specifications
- Model: SCP451-51
- Series: STARDOM SCU (Station Control Unit)
- Manufacturer: Yokogawa Electric Corporation
- Module Type: Signal Conditioner / Analog I/O Module
- Signal Type: Analog (4–20 mA / 1–5 V)
- Isolation: Galvanic isolation between input, output, and power supply
- Power Supply: 24 V DC (loop-powered or externally powered — refer to datasheet)
- Operating Temperature: 0°C to 55°C (32°F to 131°F)
- Storage Temperature: −25°C to 70°C
- Weight: Approx. 700 g
- Compliance: CE Marked, RoHS Compliant
- Country of Origin: Japan
Note: Always verify specifications against the official Yokogawa SCP451-51 datasheet for your specific application.
Why Engineers Specify This Model
- Proven STARDOM Ecosystem Compatibility: Designed to integrate seamlessly with Yokogawa STARDOM FCN/FCJ autonomous controllers and SCU station units.
- Galvanic Isolation: Eliminates ground loops and protects sensitive control electronics from field-side transients.
- High Accuracy: Maintains signal fidelity across long cable runs in electrically noisy industrial environments.
- DIN Rail Mounting: Compact form factor for high-density panel installations.
- Long Service Life: Yokogawa’s industrial-grade components ensure multi-year reliability in continuous-duty applications.
Complete System Bill of Materials
The SCP451-51 is typically deployed alongside the following Yokogawa STARDOM components:
- Yokogawa FCN-100 / FCN-500 Autonomous Controller
- Yokogawa SCU (Station Control Unit) Backplane
- Yokogawa SCP Series Power Supply Module
- Yokogawa SCP Series Communication Module
- Field transmitters (pressure, temperature, flow) with 4–20 mA output
- 24 V DC panel power supply
- DIN rail, terminal blocks, and shielded signal cables
Contact support@konmask.com for a complete BOM quotation tailored to your project.
Compliance & Industry Standards
- CE Marking (EU Machinery & EMC Directives)
- RoHS Compliant
- IEC 61131-2 (Programmable Controllers — Equipment Requirements)
- ISA-5.1 (Instrumentation Symbols and Identification)
- Suitable for use in IEC 61511 functional safety assessments (SIL verification by project engineer)
Quality Assurance & Sourcing
- All units sourced from authorized Yokogawa distributors or verified surplus channels.
- Each module undergoes visual inspection and functional verification prior to shipment.
- Traceability documentation available upon request.
- Genuine Yokogawa OEM part — no third-party rebranding or counterfeit risk.
How to Source This Part
- Click Add to Cart or Buy Now to place your order directly.
- For bulk orders, project quotations, or lead-time inquiries, email support@konmask.com.
- Provide your project PO number, required quantity, and delivery location for a tailored quote.
- Expedited shipping available for urgent plant shutdowns and maintenance windows.
Application-Specific FAQ
Q: Is the SCP451-51 compatible with Yokogawa CENTUM VP?
A: The SCP451-51 is designed for the STARDOM SCU platform. For CENTUM VP integration, consult Yokogawa’s system compatibility matrix or contact our technical team.
Q: Can this module be used in hazardous area (Ex) installations?
A: The SCP451-51 itself is not ATEX/IECEx certified for Zone 1/2 installation. Use appropriate Zener barriers or galvanic isolators for hazardous area field wiring.
Q: What is the typical lead time?
A: In-stock units ship within 1–3 business days. For out-of-stock inquiries, contact us for current availability and lead time.
Q: Do you provide a warranty?
A: Yes. All modules carry a 90-day functional warranty. Extended warranty options are available — contact us for details.
Q: Can I return a module if it doesn’t fit my application?
A: Please contact support@konmask.com within 14 days of receipt to initiate a return or exchange.
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