PW482-50 Yokogawa Power Supply Module | 220V AC PW482 High-Temp Series

PW482-50 Advanced Power Architecture Breakdown

• PW482 ——— [Core Series] 220-240 V AC Input Power Supply Module
•    └── (-20°C to 70°C) ——— [Environmental Option] Wide-Range Thermal Tolerance
•       └── -5 ——— [Protection Level] Standard Type (Non-Explosion)
•          └── 0 ——— [Architecture] Basic Functional Type

Technical Data & Interface Integrity

• Manufacturer: Yokogawa
• Model Number: PW482-50
• Nominal Input: 220 V AC to 240 V AC
• Voltage Tolerance: ± 10% (198 V to 264 V AC)
• Frequency Range: 50/60 Hz (± 3 Hz deviation)
• Power Consumption: Maximum 230 VA
• Thermal Range: -20°C to 70°C Operational
• Connection Port: Exclusive high-density connector interface
• Module Weight: Approximately 1.0 kg (Solid State Construction)

Diagnostic Capabilities & Application Scenarios

• Integrated voltage monitoring circuits detect input fluctuations in real-time.
• Thermal sensors provide feedback to prevent module degradation in high-heat cabinets.
• Exclusive connectors minimize contact resistance and prevent signal noise interference.
• Specifically engineered for Yokogawa CENTUM VP and ProSafe-RS control stations.
• Ideal for petrochemical refineries and power plant DCS integration.
• Supports high-availability requirements in continuous process industries.

Procurement & Logistics Execution

• Warranty: 12-Month Industrial Standards Warranty
• Shipping Methods: Express delivery via FedEx, UPS, and DHL
• Handling Time: Guaranteed dispatch within 24-48 hours
• Stock Status: Verified original equipment, ready for global export

Professional FAQ & Engineering Selection Guide

• Question: How does the wide-temperature option affect long-term MTBF?
• Answer: The -20°C to 70°C rating utilizes higher-grade capacitors, extending life in non-ventilated cabinets.
• Question: Can I substitute a standard PW482 with a PW482-50 in a redundant rack?
• Answer: Always match the suffix; the “50” ensures the basic architecture aligns with standard backplane layouts.
• Question: What is the primary cause of power consumption spikes reaching 230 VA?
• Answer: Peak consumption typically occurs during initial system boot-up or high-load I/O module activation.
• Question: Is there a specific torque requirement for the exclusive connector?
• Answer: While the connector is “Exclusive,” ensure it snaps fully to engage the locking pins for vibration resistance.
• Question: Selection Tip: When should I choose the PW482 over DC input modules?
• Answer: Select PW482 when primary plant power is AC-based to avoid the cost of external rectifiers.

Oiltech Controls Limited’s Insight

• The PW482-50 is a workhorse in the Yokogawa ecosystem.
• We often see this unit in tropical offshore platforms where ambient heat is a constant factor.
• The wide temperature range isn’t just a feature; it is a safety necessity for high-density racks.
• Engineers appreciate the 230 VA headroom which allows for stable operation during transient surges.

Oiltech Controls Limited Review

• In our field tests, the PW482-50 demonstrates exceptional voltage stability.
• The build quality reflects Yokogawa’s commitment to mission-critical hardware.
• Its 1kg weight indicates robust internal shielding and high-quality transformer components.
• Highly recommended for sites upgrading from older R3 systems to modern CENTUM architectures.

Contact Information Inquiries: info@oiltechcontrols.com, +86 158 8020 0923

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