Description
Product Description
Overview
The Yokogawa NFPW442-50 is a robust power supply module engineered for Yokogawa STARDOM series and other compatible industrial control systems. It provides reliable DC power with high stability, fast startup, and built-in protection features, ensuring consistent operation under demanding conditions.
Technical Specifications
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Model: Yokogawa NFPW442-50
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Product Type: Power Supply Module
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Manufacturer: Yokogawa Electric Corporation
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System Compatibility: Yokogawa STARDOM series and other industrial controllers
Input Specifications
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Rated Input Voltage: 220 to 240 VAC
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Input Voltage Range: 170 to 264 VAC RMS
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Input Frequency: 47 to 66 Hz
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Maximum Input Current: 0.7 A
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Inrush Current: 90 A for 5 ms or less
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Insulation Resistance: 50 MOhm at 500 VDC
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Withstanding Voltage: 500 VAC for 1 minute
Output Specifications
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Rated Output Voltage: +5.1 VDC
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Output Current Range: 0 to 7.8 A
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Peak Current: 11.8 A
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Total Output Power: 40 W (60 W peak)
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Startup Time After Power-On: Maximum 100 ms
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Overvoltage Protection: Maximum 7 V
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Overcurrent Protection: Minimum 105% (automatic shutdown after 4 to 14 seconds of overcurrent)
Physical Characteristics
Applications
The NFPW442-50 is suitable for:
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Powering Yokogawa STARDOM controllers and I/O modules
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Providing stable DC supply for industrial control networks
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Replacement or upgrade for existing power modules in automation systems
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Laboratory or field deployment requiring fast response and protection features
FAQ
Q: Can this module operate in environments with fluctuating voltage?
A: Yes, it supports a wide input voltage range of 170 to 264 VAC, ensuring stable operation.
Q: What protection mechanisms are included?
A: The module includes overvoltage protection up to 7 V and overcurrent protection with automatic shutdown between 4 to 14 seconds.
Q: How fast is the startup after power-on?
A: The module powers up in under 100 milliseconds, supporting rapid system initialization.
