Description
Product Specification: YOKOGAWA PW501 Power Supply Module
The
YOKOGAWA PW501 is a high-reliability industrial power supply module designed for critical automation systems, providing stable and efficient DC power for field devices, sensors, and control units. Engineered with Yokogawa’s advanced technology, the
PW501 ensures seamless integration into process control networks while delivering robust performance in harsh industrial environments.
The YOKOGAWA PW501 serves as a compact and energy-efficient power source for industrial automation applications. Key features include:
- AC/DC Conversion: Converts 100–120V AC input to 24V DC output, supporting a wide range of devices.
- High Efficiency: Operates at 85% efficiency to minimize energy consumption.
- Redundancy Support: Enables dual-module configurations for uninterrupted power supply in mission-critical systems.
- IP20 Protection: Dust and splash resistance for reliable operation in industrial settings.
- Wide Temperature Range: Functions from -20°C to +60°C, adapting to extreme thermal conditions.
Parameter |
Specification |
Input Voltage |
100–120V AC (±10%) |
Output Voltage/Current |
24V DC / 1A (standard) |
Efficiency |
85% (nominal) |
Operating Temperature |
-20°C to +60°C |
Storage Temperature |
-40°C to +85°C |
Dimensions |
120mm × 80mm × 50mm |
Weight |
0.6kg |
Certifications |
CE, UL, ATEX (Zone 2) |

- Reliability: MTBF exceeding 100,000 hours ensures long-term performance in continuous operations.
- Energy Savings: 85% efficiency reduces operational costs compared to standard 75–80% efficient modules.
- Flexible Configuration: Supports parallel operation for redundancy or higher current requirements.
- Case Study: A petrochemical plant reduced energy costs by 15% using PW501 for powering distributed control systems (DCS).
- Industrial Automation: Powers PLCs, I/O modules, and field instruments in manufacturing lines.
- Process Control: Supports DCS systems in oil refineries, chemical plants, and water treatment facilities.
- Renewable Energy: Provides stable power for solar/wind monitoring systems.
- Case Study: A wind farm achieved 99.9% uptime using PW501 to supply power to turbine sensors and actuators.

The PW501 outperforms alternatives with:
- Higher Efficiency: 85% vs. typical 75–80% in comparable modules.
- Wider Temperature Range: Operates 10°C colder and 10°C hotter than most competitors.
- Redundancy Flexibility: Supports dual-module setups without additional hardware.
- Power Requirements: Choose the PW501 for applications needing 24V DC/1A; consider higher-current models (e.g., PW501 S1) for 3A outputs.
- Environment: Opt for IP20-rated modules for indoor use; select IP65 variants (if available) for outdoor or washdown environments.
- Certifications: Ensure compliance with ATEX or UL standards for hazardous areas.
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Installation: Avoid parallel wiring with signal cables to prevent EMI interference.
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Redundancy: Verify voltage synchronization when using dual modules to avoid reverse current.
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Cooling: Ensure adequate ventilation in high-temperature environments to prevent overheating.
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Calibration: Schedule annual checks to maintain output voltage accuracy.
Shanxi Xinyeda International Trading Co., Ltd. is your trusted partner for [YOKOGAWA PW501] and other industrial automation spare parts. Visit our website www.xydcontrol.com or contact us for sales and technical support.
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